1300 W MARINE VIEW DR 2018-01-02 MF Import

Page 40 of 46 If the project is part of a common plan of development or sale, the disturbed area of the entire plan shall be used in detertnining permit requirements. Composite Samp/e A mixture of grab samples collected at the same sampling point at different times, formed either by continuous sampling or by mixing discrete samples. May be "time- composite" (collected at constant time intervals) or "flow-proportional" (collected either as a constant sample volume at time intervals proportional to stream flow, or collected by increasing the volume of each aliquot as the flow increases while maintaining a constant time interval between the aliquots. Ca�strucriat Activirv means land disturbing operations including clearing, grading or excavation which disturbs the surface of the land. Such activities may include road construction, conshvction of residential houses, office buildings, or industrial buildings, and demolition activiry. Demnnsh•ablv Eaui��olen� means that the technical basis for the selection of all stormwarer BMPs is documcnted within a SWPPP, including: 1. The method and reasons for choosing ihe stormwater BMPs selected; 2. The pollutant removal performance expected from the BMPs selected; 3. The technical basis suppoRing the performance claims for the BMPs selected, including any available data concerning field performance of the BMPs selected; 4. An asscssment of how thc selected BMPs will comply with state water quality standards; and 5. An assessment of how thc selccted BMPs will satisfy both applicable federal tcchnology-based treatment requirements and state requirements to use all knowm, available, and reasonable methods of prevention, control, and treatment (AKART). Deoartment mcans the Washington State Deparement of Ecology. Derentiat mcans dic temporary storage of stormwarer to improve quality and/or to reduce the mass flow rate of discharge. De-u�nteri�ie means the act of pumping ground watcr or stormwater away from an active conswction site. Dircctor means lhe Director of the Washington Deparcment of Ecology or his/her authorized rcpresentative. Dischareer means an owner or operator of any facility or activity subject to regulation under Cliapter 90.43 RCW or the Federal Clean Water Act. Dnniestic li�asretivarer means water carrying human wastes, including kitchen, bath, and laundry �+�astes from residences, buildines, industrial establishments, or other places, together with such ¢round water infiltration or surfacc watcrs as may be present.