Chapter 13.10
DEFINITIONS Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

Sections:

13.10.010    Scope of chapter. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.020    Adjustment. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.030    AKART. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.040    Applicant. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.050    Basin. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.060    Basin plan. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.070    Best management practices. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.080    City. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.090    Closed depression. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.100    Clean Water Act. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.110    Construct or modify. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.120    Conveyance system. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.125    Critical drainage area. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.130    Department. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.140    Development. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.150    Developed parcel. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.160    Director. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.170    Division. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.180    Discharge. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.190    Drainage. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.200    Drainage facility. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.210    Drainage review. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.220    Effective impervious surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.225    Equivalent service unit (ESU). Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.230    Erosion and sediment control. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.240    Farm management plan. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.250    Financial guarantee. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.260    Flood hazard reduction plan. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.270    Flow control best management practice. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.280    Flow control facility. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.290    Forest practices. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.300    Full drainage review. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.310    Groundwater. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.320    High-use site. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.330    Hydraulically connected. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.340    Impervious surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.350    Improvement. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.360    Land disturbing activity. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.365    Landslide hazard drainage area. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.370    Land use code. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.380    Lake management plan. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.390    Large project drainage review. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.400    Licensed civil engineer. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.410    Maintenance. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.415    Manager. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.420    Master drainage plan. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.421    Municipal separate storm sewer systems. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.430    National Pollutant Discharge Elimination System. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.440    National Pollutant Discharge Elimination System permit. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.450    Native vegetated surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.460    Natural discharge location. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.470    Natural surface water drainage system. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.480    New impervious surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.490    New pervious surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.500    Open space. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.510    Parcel. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.520    Person. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.525    Pervious surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.530    Pollution-generating impervious surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.540    Pollution-generating pervious surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.550    Project. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.560    Project site. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.570    Rate category. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.580    Redevelopment project. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.590    Replaced impervious surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.600    Residence. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.610    Residential parcel. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.615    Road. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.620    Runoff. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.630    Salmon conservation plan. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.640    Shared facility. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.650    Service area. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.651    Service charges. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.655    Simplified drainage review. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.656    Single-family residence. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.660    Site. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.670    Repealed. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.680    Source control BMP. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.690    State Waste Discharge Permit. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.700    Stormwater compliance plan. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.710    Stormwater plan. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.720    Stormwater Pollution Prevention Manual. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.730    Subbasin. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.740    Surface and stormwater. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.750    Surface water utility. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.760    Surface and stormwater management system. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.770    Surface Water Design Manual. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.780    Surface water management fee protocols. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.790    Treatment BMP. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.800    Targeted drainage review. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.810    Undeveloped parcel. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.815    Unit rate. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.820    Water quality facility. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

13.10.010 Scope of chapter. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

This chapter contains definitions of technical and procedural terms used throughout this title. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.020 Adjustment. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Adjustment” means a department-approved variation in the application of the requirements of Chapter 13.20 SMC and the Surface Water Design Manual to a particular project in accordance with SMC 13.20.030. “Adjustment” replaces “variance,” which was used in prior editions of the Surface Water Design Manual. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.030 AKART. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“AKART” means “all known, available and reasonable methods of prevention, control and treatment.” “AKART” represents the most current methodology that can be reasonably required for preventing, controlling or abating the pollutants associated with a discharge. “AKART” applies to both point and nonpoint sources of pollution. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.040 Applicant. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Applicant” means a property owner or a public agency or public or private utility that owns a right-of-way or other easement or has been adjudicated the right to such an easement under RCW 8.12.090, or any person or entity designated or named in writing by the property or easement owner to be the applicant, in an application for a development proposal, permit or approval. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.050 Basin. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Basin” means a geographic area that contains and drains to a stream or river named and noted on common maps, such as the Cedar River, Sammamish River, Green River, Snoqualmie River, Skykomish River or White River, or a geographic area that drains to a nonflowing water body named and noted on common maps, such as Lake Washington or Puget Sound. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.060 Basin plan. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Basin plan” means a plan and all implementing regulations and procedures including, but not limited to, capital projects, public education activities and land use management regulations adopted by ordinance for managing surface and stormwater within the basin. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.070 Best management practices. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Best management practices” or “BMPs” means any schedule of activities, prohibitions of practices, maintenance procedure or structural and/or managerial practice approved by King County that, when used singly or in combination, prevents or reduces the release of pollutants and other adverse impacts to surface water, stormwater and groundwater. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.080 City. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“City” means City of Sammamish, Washington, or, as indicated by the context, may mean any official, officer, employee or agency representing the City in the discharge of his or her duties. (Ord. O2017-452 § 1 (Att. A); Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.090 Closed depression. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Closed depression” means an area greater than 5,000 square feet at overflow elevation that is low-lying and that has no or such a limited surface water outlet that the area acts as a stormwater retention facility. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.100 Clean Water Act. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Clean Water Act” means 33 U.S.C. 1251 et seq., as amended. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.110 Construct or modify. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Construct or modify” means to install a new drainage pipe or ditch or make improvements to an existing drainage pipe or ditch, for purposes other than maintenance, that either serves to concentrate previously unconcentrated surface and stormwater runoff or serves to increase, decrease or redirect the conveyance of surface and stormwater runoff. “Construct or modify” does not include installation or maintenance of a driveway culvert installed as part of a single-family residential building permit. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.120 Conveyance system. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Conveyance system” means the drainage facilities and features, both natural and constructed, that provide for the collection and transport of surface water or stormwater runoff. The natural elements of the conveyance system include swales and small drainage courses, streams, rivers, lakes and wetlands. The constructed elements of the conveyance system include gutters, ditches, pipes, catch basins, channels and most flow control and water quality treatment facilities. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.125 Critical drainage area. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Critical drainage area” means an area that requires more restrictive regulation than City standards afford in order to mitigate water quality, flooding, severe erosion, or landslide problems that result from the cumulative impacts of development and urbanization. Critical drainage areas include areas that drain to Pine Lake and Beaver Lake and all landslide hazard drainage areas as mapped or as determined by the City. Site-specific evaluation shall be made to assess all areas. (Ord. O2019-486 § 1 (Att. 1); Ord. O2018-459 § 2 (Att. B); Ord. O2016-429 § 2 (Att. B); Ord. O2013-350 § 1 (Att. A); Ord. O2003-132 § 10. Formerly 21A.15.255)

13.10.130 Department. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Department” means the department of public works or its successor. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.140 Development. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Development” means any activity that requires a permit or approval, including, but not limited to, a building permit, grading permit, shoreline substantial development permit, conditional use permit, special use permit, zoning variance or reclassification, subdivision, short subdivision, urban planned development, binding site plan, site development permit or right-of-way use permit. “Development” does not include a Class I, II, III or IV-S forest practice conducted in accordance with Chapter 76.09 RCW and WAC Title 222 or a Class IV-G nonconversion forest practice, as defined in Chapter 21A.15 SMC, conducted in accordance with Chapter 76.09 RCW and WAC Title 222 and a county-approved forest management plan. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.150 Developed parcel. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Developed parcel” means any parcel of real property altered from the natural state by the construction, creation or addition of impervious surfaces. (Ord. O2017-452 § 1 (Att. A); Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.160 Director. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Director” means the director of the City of Sammamish department of public works, other department directors specified in enforcement procedures established in accordance with the Sammamish Municipal Code, or any designee of those directors. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.170 Division. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Division” means the department of public works, engineering division, or its successor agency. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.180 Discharge. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Discharge” means runoff, excluding off-site flows, leaving the proposed development through overland flow, built conveyance systems, or infiltration facilities. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.190 Drainage. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Drainage” means the collection, conveyance, containment or discharge, or any combination thereof, of surface and stormwater runoff. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.200 Drainage facility. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Drainage facility” means a constructed or engineered stream, lake, wetland, or closed depression, or a pipe, channel, ditch, gutter, flow control facility, flow control best management practice, water quality facility, erosion and sediment control facility, and any other structure and appurtenance that provide for drainage. (Ord. O2017-452 § 1 (Att. A); Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.210 Drainage review. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Drainage review” means an evaluation by City staff of a proposed project’s compliance with the drainage requirements in the Surface Water Design Manual. The types of drainage review include: simplified drainage review, targeted drainage review, directed drainage review, full drainage review and large project drainage review. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.220 Effective impervious surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Effective impervious surface” means those impervious surfaces that are connected via sheet flow or discrete conveyance to a drainage system. Impervious surfaces are considered ineffective if: (1) the runoff is fully dispersed as described in Appendix C of the Surface Water Design Manual; (2) residential roof runoff is infiltrated in accordance with the full infiltration BMP described in the Surface Water Design Manual; or (3) approved continuous runoff modeling methods indicate that the entire runoff file is infiltrated. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.225 Equivalent service unit (ESU). Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Equivalent service unit (ESU)” means a configuration of impervious surface estimated to contribute an amount of runoff to the City’s stormwater management system which is approximately equal to that created by the average single-family residential developed parcel in the City. (Ord. O2017-452 § 1 (Att. A))

13.10.230 Erosion and sediment control. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Erosion and sediment control” means any temporary or permanent measures taken to reduce erosion, control siltation and sedimentation and ensure that sediment-laden water does not leave the site or enter into wetlands or aquatic areas. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.240 Farm management plan. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Farm management plan” means a comprehensive site-specific plan developed by the farm owner in cooperation with the King Conservation District taking into consideration the land owners’ objectives while protecting water quality and related natural resources. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.250 Financial guarantee. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Financial guarantee” means a form of financial security posted to do one or more of the following: ensure timely and proper completion of improvements; ensure compliance with the Sammamish Municipal Code; or provide secured warranty of materials, workmanship of improvements and design. “Financial guarantees” include assignments of funds, cash deposit, surety bonds or other forms of financial security acceptable to the director. “Performance guarantee,” “maintenance guarantee” and “defect guarantee” are considered subcategories of financial guarantee. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.260 Flood hazard reduction plan. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Flood hazard reduction plan” means a plan and all implementing programs, regulations and procedures including, but not limited to, capital projects, public education activities and enforcement programs for reduction of flood hazards and prepared in accordance with RCW 86.12.200. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.270 Flow control best management practice. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Flow control best management practice” means a small-scale drainage facility or feature that is part of a development site strategy to use processes such as infiltration, dispersion, storage, evaporation, transpiration, forest retention, and reduced impervious surface footprint to mimic predeveloped hydrology and minimize stormwater runoff. “Flow control best management practice” includes the methods and designs specified in the Surface Water Design Manual. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.280 Flow control facility. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Flow control facility” means a drainage facility designed to mitigate the impacts of increased surface and stormwater runoff generated by site development in accordance with the drainage requirements in this title. A flow control facility is designed either to hold water for a considerable length of time and then release it by any combination of evaporation, plant transpiration or infiltration into the ground or to hold runoff for a short period of time and then release it to the conveyance system. (Ord. O2017-452 § 1 (Att. A); Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.290 Forest practices. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Forest practices” means any activity conducted on or directly pertaining to forest land and relating to growing, harvesting, or processing timber, as defined in Chapter 222-16 WAC. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.300 Full drainage review. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Full drainage review” means the evaluation required by Chapter 13.20 SMC for any proposed project, unless the project is subject to simplified drainage review, targeted drainage review, direct drainage review or large project drainage review, that:

(1) Would result in 2,000 square feet or more of new plus replaced impervious surface; or

(2) Would result in 7,000 square feet or more of land disturbing activity. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.310 Groundwater. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Groundwater” means all waters that exist beneath the land surface or beneath the bed of any surface water. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.320 High-use site. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“High-use site” means a commercial, industrial or road intersection site that generates a higher than average number of vehicle turnovers or has other characteristics that generate the potential for chronic oil accumulation. “High-use site” includes:

(1) A commercial or industrial site subject to:

(a) An expected daily traffic count greater than 100 vehicles per 1,000 square feet of gross building area;

(b) Petroleum storage or transfer in excess of 1,500 gallons per year, not including routine fuel oil storage or transfer; or

(c) Use, storage or maintenance of a fleet of 25 or more diesel vehicles each weighing over 10 tons; or

(2) A road intersection with average daily traffic counts of 25,000 vehicles or more on the main roadway and 15,000 or more vehicles on any intersecting roadway, excluding pedestrian or bicycle use improvement projects. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.330 Hydraulically connected. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Hydraulically connected” means connected through surface flow or water features such as wetlands or lakes. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.340 Impervious surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Impervious surface” means a hard surface area that either prevents or retards the entry of water into the soil mantle as under natural conditions before development; or that causes water to run off the surface in greater quantities or at an increased rate of flow compared to the flow present under natural conditions prior to development (see also “new impervious surface”). Common impervious surfaces include, but are not limited to, roofs, walkways, patios, driveways, parking lots, or storage areas, areas that are paved, graveled or made of packed or oiled earthen materials or other surfaces that similarly impede the natural infiltration of surface water or stormwater. For the purposes of applying the impervious surface thresholds and exemptions contained in the Surface Water Design Manual, permeable pavement, vegetated roofs, and pervious surfaces with underdrains designed to collect stormwater runoff are considered impervious surfaces while an open uncovered flow control or water quality facility is not. However, for the purposes of computing runoff, uncovered flow control or water quality facilities shall be modeled as impervious surfaces as specified in Chapter 3 of the Surface Water Design Manual. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.350 Improvement. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Improvement” means a permanent, human-made, physical change to land or real property including, but not limited to, buildings, streets, driveways, sidewalks, crosswalks, parking lots, water mains, sanitary and storm sewers, drainage facilities and landscaping. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.360 Land disturbing activity. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Land disturbing activity” means an activity that results in a change in the existing soil cover, both vegetative and nonvegetative, or to the existing soil topography. “Land disturbing activity” includes, but is not limited to, demolition, construction, clearing, grading, filling, excavation and compaction. “Land disturbing activity” does not include tilling conducted as part of agricultural practices, landscape maintenance or gardening. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.365 Landslide hazard drainage area. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Landslide hazard drainage areas” means critical drainage areas where overland flows pose a significant threat to health and safety because of their close proximity to a landslide hazard area as defined by SMC 21A.15.680. Landslide hazard areas are also considered landslide hazard drainage areas. Mapped landslide hazard drainage areas are approximate. Public works may determine that areas not mapped as landslide hazard drainage areas may meet this definition. (Ord. O2019-486 § 1 (Att. 1); Ord. O2016-429 § 2 (Att. B). Formerly 21A.15.681)

13.10.370 Land use code. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Land use code” means restrictions on the type of development for a specific parcel of land as identified by records maintained by the City of Sammamish as modified or supplemented by information resulting from investigation by the division. Land use codes are preliminary indicators of the extent of impervious surface and are used in the initial analysis to assign an appropriate rate category for a specific parcel. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.380 Lake management plan. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Lake management plan” means a plan describing the lake management recommendations and requirements adopted by public rule for managing water quality within individual lake basins. Adopted lake management plans are available from the department. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.390 Large project drainage review. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Large project drainage review” means the evaluation required by Chapter 13.20 SMC for any proposed project that:

(1) Has an urban plan development land use designation in the Sammamish comprehensive plan land use map;

(2) Would, at full buildout of the project site, result in 50 acres or more of new impervious surface within a drainage subbasin or a number of subbasins hydraulically connected across subbasin boundaries; or

(3) Has a project site of 50 acres or more within a critical aquifer recharge area, as defined in SMC Title 21A. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.400 Licensed civil engineer. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Licensed civil engineer” means a person registered with the state of Washington as a professional engineer in civil engineering. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.410 Maintenance. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Maintenance” means those usual activities taken to prevent a decline, lapse or cessation in the use of currently serviceable structures, facilities, equipment or systems, if there is no expansion of the structure, facilities, equipment or system and there are no significant hydrologic impacts. “Maintenance” includes the repair or replacement of nonfunctional facilities or the replacement of existing structures with different types of structures, if the repair or replacement is required by one or more environmental permits or to meet current engineering standards and the functioning characteristics of the original facility or structure are not changed. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.415 Manager. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Manager” means the City manager or designee. (Ord. O2017-452 § 1 (Att. A))

13.10.420 Master drainage plan. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Master drainage plan” means a comprehensive drainage control plan for projects subject to large project drainage review and intended to prevent significant adverse impacts to surface water and groundwater, both on and off site. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.421 Municipal separate storm sewer systems. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Municipal separate storm sewer systems” or “MS4” is a conveyance or system of conveyances that is owned by the City of Sammamish that discharges to waters of the U.S., designed or used to collect or convey stormwater (e.g., storm drains, pipes, ditches), not a combined sewer, and not part of a sewage treatment plant, or publicly owned treatment works. (Ord. O2018-459 § 1 (Att. A))

13.10.430 National Pollutant Discharge Elimination System. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“National Pollutant Discharge Elimination System” or “NPDES” means the national program for controlling pollutants from point source discharges directly into waters of the United States under the Clean Water Act. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.440 National Pollutant Discharge Elimination System permit. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“National Pollutant Discharge Elimination System permit” means an authorization, license or equivalent control document issued by the Environmental Protection Agency or the Washington State Department of Ecology to implement the requirements of the NPDES program. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.450 Native vegetated surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Native vegetated surface” means a surface in which the soil conditions, ground cover and species of vegetation are like those of the original native condition for the site, as more specifically set forth in the Surface Water Design Manual. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.460 Natural discharge location. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Natural discharge location” means the location where runoff leaves the project site under existing site conditions as defined in the Surface Water Design Manual. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.470 Natural surface water drainage system. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Natural surface water drainage system” means such landscape features as rivers, streams, lakes and wetlands. This system circulates water in a complex hydrological cycle. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.480 New impervious surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“New impervious surface” means the creation of a hard or compacted surface such as roofs, pavement, gravel or dirt or the addition of a more compacted surface such as the paving of existing dirt or gravel. Permeable pavement and vegetated roofs are considered new impervious surface for purposes of determining whether the thresholds for application of minimum requirements are exceeded, as are lawns, landscaping, sports fields, golf courses, and other areas that have modified runoff characteristics resulting from the addition of underdrains designed to collect stormwater runoff. Open, uncovered retention/detention facilities shall not be considered impervious surfaces for purposes of determining whether the thresholds for application of minimum requirements are exceeded. Open, uncovered retention/detention facilities shall be considered impervious surfaces for purposes of runoff modeling. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.490 New pervious surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“New pervious surface” means the conversion of a native vegetated surface or other native surface to a nonnative pervious surface, including, but not limited to, pasture land, grassland, cultivated land, lawn, landscaping or bare soil or any alteration of existing nonnative pervious surface that results in increased surface and stormwater runoff as defined in the Surface Water Design Manual. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.500 Open space. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Open space” means any parcel, property or portion thereof classified for current use taxation under Chapter 20.36 KCC and Chapter 84.34 RCW, or for which the development rights have been sold to King County under Chapter 26.04 KCC. This definition includes lands which have been classified as open space, agricultural or timber lands under criteria contained in Chapter 20.36 KCC and Chapter 84.34 RCW. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.510 Parcel. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Parcel” means the smallest separately segregated unit or plot of land having an identified owner, boundaries and surface area which is documented for property tax purposes and given a tax lot number by the King County assessor. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.520 Person. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Person” means an individual and his or her agent or assign, municipality, political subdivision, government agency, partnership, corporation, business or any other entity. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.525 Pervious surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Pervious surface” means any surface material that allows stormwater to infiltrate into the ground. Examples include lawn, landscape, pasture, and native vegetation areas. Note: For purposes of threshold determination and runoff volume modeling for detention and treatment, vegetated roofs and permeable pavements are to be considered impervious surfaces along with lawns, landscaping, sports fields, golf courses, and other areas that have modified runoff characteristics resulting from the addition of underdrains. (Ord. O2016-428 § 4 (Att. B))

13.10.530 Pollution-generating impervious surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Pollution-generating impervious surface” means an impervious surface considered to be a significant source of pollutants in surface and stormwater runoff. “Pollution-generating impervious surface” includes those surfaces subject to vehicular use or storage of erodible or leachable materials, wastes or chemicals and that receive direct rainfall or the run-on or blow-in of rainfall. A covered parking area would be included if runoff from uphill could regularly run through it or if rainfall could regularly blow in and wet the pavement surface. Metal roofs are also considered pollution-generating impervious surfaces unless they are treated to prevent leaching. Pollution-generating impervious surfaces include roofs that are exposed to the venting of significant amounts of dusts, mists, or fumes from manufacturing, commercial, or other indoor activities. They also include vegetated roofs exposed to pesticides, fertilizers, or loss of soil. Lawns, landscaping, sports fields, golf courses, and other areas that have modified runoff characteristics resulting from the addition of underdrains that have the pollution-generating characteristics described under the “pollution-generating pervious surface” definition are also considered PGIS. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.540 Pollution-generating pervious surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Pollution-generating pervious surface” means a nonimpervious surface considered to be a significant source of pollutants in surface and stormwater runoff. “Pollution-generating pervious surfaces” include surfaces subject to the use of pesticides and fertilizers, to the use or storage of erodible or leachable materials, wastes or chemicals or to the loss of soil. “Pollution-generating pervious surface” includes, but is not limited to, the lawn and landscaped areas of a residential or commercial site, golf course, park, sports field and City-standard grassed modular grid pavement. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.550 Project. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Project” means any proposed action to alter or develop a site that may also require drainage review. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.560 Project site. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Project site” means the portion of a site and any off-site areas subject to proposed project activities, alterations and improvements including those required by this chapter. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.570 Rate category. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Rate category” means the classification in this chapter given to a parcel in the service area based upon the type of land use on the parcel and the percentage of impervious surface area contained on the parcel. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.580 Redevelopment project. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Redevelopment project” means a project that proposes to add, replace or modify impervious surface for purposes other than a residential subdivision or maintenance on a site that:

(1) Is already substantially developed in a manner that is consistent with its current zoning or with a legal nonconforming use; or

(2) Has an existing impervious surface coverage of 35 percent or more. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.590 Replaced impervious surface. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Replaced impervious surface” means an existing impervious surface proposed to be removed and reestablished as impervious surface, excluding impervious surface removed for the sole purpose of installing utilities or performing maintenance on underground infrastructure. For structures, “removed” means the removal of buildings down to the foundation. For other impervious surfaces, “removed” means the removal down to base course or bare soil. It does not include the removal of pavement material through grinding or other surface modification unless the entire layer of PCC or AC is removed. Replaced impervious surface also includes impervious surface that is moved from one location to another on the project site where the following two conditions are met: (1) the area from which the impervious surface is moved from will be restored to the same or better runoff discharge characteristics as the area being covered by the moved impervious surface, and (2) impervious surface at the new location is either designated as non- pollution-generating or the pollution-generating characteristics remain unchanged compared to that of the original location. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.600 Residence. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Residence” means a building or structure or portion thereof, designed for and used to provide a place of abode for human beings. The term “residence” includes the term “residential” or “residential unit” as referring to the type of or intended use of a building or structure. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.610 Residential parcel. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Residential parcel” means any parcel which contains no more than three residences or three residential units which are within a single structure and is used primarily for residential purposes. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.615 Road. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Road” means an urban right-of-way, paving and associated improvements which enable motor vehicles, transit vehicles, bicycles and pedestrians to travel between destinations, and afford the principal means of access to abutting property, including avenue, place, way, drive, lane, boulevard, highway, street, and other thoroughfare, except an alley. (Ord. O2017-452 § 1 (Att. A))

13.10.620 Runoff. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Runoff” means that portion of water originating from rainfall and other precipitation that flows over the surface or just below the surface from where it fell and is found in drainage facilities, rivers, streams, springs, seeps, ponds, lakes, wetlands and shallow groundwater as well as on ground surfaces. For the purpose of this definition, “groundwater” means all waters that exist beneath the land surface or beneath the bed of any stream, lake or reservoir, or other body of surface water, whatever may be the geological formation or structure in which such water stands or flows, percolates or otherwise moves. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.630 Salmon conservation plan. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Salmon conservation plan” means a plan and all implementing regulations and procedures including, but not limited to, land use management adopted by ordinance, capital projects, public education activities and enforcement programs for conservation and recovery of salmon within a water resource inventory area designated by the state under WAC 173-500-040. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.640 Shared facility. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Shared facility” means a drainage facility designed to meet one or more of the requirements of Chapter 13.20 SMC for two or more separate projects contained within a basin. Shared facilities usually include shared financial commitments for those drainage facilities. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.650 Service area. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Service area” means the incorporated City of Sammamish. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.651 Service charges. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Service charges” means the surface water utility fee in an amount to be determined by applying the appropriate rate to a particular parcel of real property based upon factors established by this title. (Ord. O2017-452 § 1 (Att. A))

13.10.655 Simplified drainage review. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Simplified drainage review” means the drainage review for a proposed single-family residential project or agricultural project that: results in less than 5,000 square feet of new plus replaced pollution-generating impervious surface, results in less than three-quarters acre of pollution-generating pervious surface, limits target impervious and pervious surface as specified in the Surface Water Design Manual, and meets the simplified drainage requirements specified in Appendix C of the Surface Water Design Manual, including flow control best management practices, erosion and sediment control measures, and drainage plan submittal requirements. (Ord. O2016-428 § 4 (Att. B))

13.10.656 Single-family residence. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Single-family residence” means a residential structure accommodating one dwelling unit, including duplex units and mobile homes, as defined by the City land use codes. (Ord. O2017-452 § 1 (Att. A))

13.10.660 Site. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Site” means a single parcel, or two or more contiguous parcels that are under common ownership or documented legal control, used as a single parcel for a proposed project for purposes of applying for authority from the City of Sammamish to carry out a proposed project. For projects located primarily within dedicated rights-of-way, “site” includes the entire width of right-of-way subject to improvements proposed by the project. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.670 Small project drainage review. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

Repealed by Ord. O2016-428. (Ord. O2011-304 § 1 (Att. A))

13.10.680 Source control BMP. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Source control BMP” means a BMP intended to prevent contaminants from entering surface and stormwater or groundwater including the modification of processes to eliminate the production or use of contaminants. “Source control BMPs” can be either structural or nonstructural. Structural source control BMPs involve the construction of a physical structure on site, or other type of physical modification to a site. An example of a structural source control BMP is building a covered storage area. A nonstructural source control BMP involves the modification or addition of managerial or behavioral practices. An example of a nonstructural source control BMP is using less toxic alternatives to current products or sweeping parking lots. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.690 State Waste Discharge Permit. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“State Waste Discharge Permit” means an authorization, license, or equivalent control document issued by the Washington State Department of Ecology in accordance with Chapter 173-216 WAC. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.700 Stormwater compliance plan. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Stormwater compliance plan” means a plan or study and all regulations and procedures that have been adopted by the City to implement the plan or study, including, but not limited to, capital projects, public education activities and enforcement programs for managing stormwater quantity and quality discharged from the City’s municipal separate storm sewer system in compliance with the National Pollutant Discharge Elimination System permit program under the Clean Water Act. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.710 Stormwater plan. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Stormwater plan” means a City of Sammamish ordinance specifying the stormwater control facilities that will be funded by a bond issue. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.720 Stormwater Pollution Prevention Manual. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Stormwater Pollution Prevention Manual” means the manual adopted in accordance with Chapter 2.55 SMC, and supporting documentation referenced or incorporated in the manual, describing best management practices and procedures for existing facilities and existing and new activities not covered by the Surface Water Design Manual. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.730 Subbasin. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Subbasin” means a geographic area that:

(1) Drains to a stream or water body named and noted on common maps; and

(2) Is contained within the basin of the stream or water body. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.740 Surface and stormwater. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Surface and stormwater” means water originating from rainfall and other precipitation that is found on ground surfaces and in drainage facilities, rivers, streams, springs, seeps, ponds, lakes, wetlands, as well as shallow groundwater. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.750 Surface water utility. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Surface water utility” means the services provided by the surface water management program, including but not limited to basin planning, facilities maintenance, regulation, financial administration, public involvement, drainage investigation and enforcement, aquatic resource restoration, surface and stormwater quality and environmental monitoring, natural surface water drainage system planning, intergovernmental relations and facility design and construction. (Ord. O2017-452 § 1 (Att. A); Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.760 Surface and stormwater management system. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Surface and stormwater management system” means constructed drainage facilities and any natural surface water drainage features that do any combination of collection, storing, controlling, treating or conveying surface and stormwater. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.770 Surface Water Design Manual. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Surface Water Design Manual” means the manual, and supporting documentation referenced or incorporated in the manual, describing surface and stormwater design and analysis requirements, procedures and guidance that has been formally adopted by rule under the procedures in Chapter 2.55 SMC. The Surface Water Design Manual is available from the department of public works or its successor agency. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.780 Surface water management fee protocols. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Surface water management fee protocols” or “SWM fee protocols” means the surface water management fee standards and procedures that have been formally adopted by rule under the procedures specified in Chapter 2.55 SMC. The SWM fee protocols are available from the department of public works or its successor agency. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.790 Treatment BMP. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Treatment BMP” means a BMP intended to remove contaminants once they are already contained in stormwater. Examples of treatment BMPs include oil/water separators, biofiltration swales and wetponds. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.800 Targeted drainage review. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Targeted drainage review” means an abbreviated evaluation required by Chapter 13.20 SMC for certain types of proposed projects that are not subject to full or large project drainage review. Targeted drainage review may be required for some projects in simplified drainage review. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.810 Undeveloped parcel. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Undeveloped parcel” means any parcel of real property which has not been altered from its natural state by the construction, creation or addition of impervious surface. (Ord. O2017-452 § 1 (Att. A); Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))

13.10.815 Unit rate. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Unit rate” means the dollar amount charged per ESU. (Ord. O2017-452 § 1 (Att. A))

13.10.820 Water quality facility. Repealed Ord. O2021-540 SeeTitle 21: Sammamish Development Code

“Water quality facility” means a drainage facility designed to mitigate the impacts of increased pollutants in stormwater runoff generated by site development. A water quality facility uses processes that include but are not limited to settling, filtration, adsorption, and absorption to decrease pollutant concentrations and loadings in stormwater runoff. (Ord. O2016-428 § 4 (Att. B); Ord. O2011-304 § 1 (Att. A))