8920 EVERGREEN WAY THE RESERVE 2025-07-25

CITY OF EVERETT STORMWATER MANAGEMENT MANUAL Chapter 4 - Source Control BMP Descriptions In the previous chapter, different commercial and industrial activities were described and BMPs for pollution prevention were listed. This chapter provides the detailed descriptions of those source control BMPs. Activity 4.3,BMPs to Consider for All Activities,provides a list of general BMPs that each business should consider. Most of these are common sense,housekeeping types of activities, such as spill cleanup, moving activities indoors, and using the least toxic materials available. The implementation of these types of BMPs will help improve water quality. 4.1 Index of BMP Descriptions BMP DESCRIPTION TITLE S.1 Dispose of Collected Runoff and Waste Materials Properly S.2 Connect Process Water Discharges to a Sanitary Sewer, Holding Tank, or Water Treatment System S.3 Cover the Activity with a Roof or Awning S.4 Cover the Activity with an Anchored Tarpaulin or Plastic Sheet S.5 Pave the Activity Area and Slope to a Sump or Holding Tank S.6 Surround the Activity Area with a Curb, Dike, or Berm or Elevate the Activity S.7 Implement IPM Measures S.8 Clean Catch Basin 4.2 Source Control BMPs 4.2.1 S.1 Dispose of Collected Runoff and Waste Materials Properly Every business in the City must dispose of solid and liquid wastes and contaminated stormwater properly. There are generally four options for disposal depending on the type of materials. These options include: • Sanitary sewer and septic systems • Recycling facilities • Municipal solid waste disposal facilities • Hazardous waste treatment, storage, and disposal facilities. Many liquid wastes and contaminated stormwater(depending on the pollutants and associated concentrations present)may be put into the sanitary sewer, subject to approval by the City's Industrial Pretreatment Program at(425)257-8874. If wastes cannot be legally discharged to a sanitary sewer or septic system, one of the other three disposal options must be used. Sumps or holding tanks may be useful for storing liquid wastes temporarily. The contents must be disposed of in the sanitary sewer or at a dangerous waste facility depending on the nature of the waste. Recycling facilities are a recommended option for many commercial and household items, including used oils, used batteries, old equipment, glass, some plastics,metal scrap materials, solvents,paints, wood and land clearing wastes, and various other solid wastes. Solid wastes that cannot be recycled and that are not Volume IV—Source Control 4-1