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Ecology provides the high-quality science that is the foundation of Washington state environmental policy. Our monitoring, assessment, and modeling services provide a data-rich understanding of our state’s land, air, and water. We provide access to that data through reports, databases, maps and user-friendly online tools.
2016 Water Quality Financial Assistance Applications
This is the 2016 Financial Assistance Application for Water Quality Grants and Loans
https://ecology.wa.gov/2016-water-quality-financial-assistance-applicatio
Appendix 1 to the Phase I Municipal Stormwater Permit
Minimum Technical Requirements or New Development and Redevelopment
https://ecology.wa.gov/2016phasei-appendix1
Phase I Municipal Stormwater Permit Appendi10
Appendix 10. Equivalent Programs for Runoff Controls for New and Redevelopment and Construction Sites
https://ecology.wa.gov/2016phasei-appendix10
Phase I Municipal Stormwater Permit Appendix 11
Appendix 11. Structural Stormwater Controls Project List
https://ecology.wa.gov/2016phasei-appendix11
Phase I Municipal Stormwater Permit Appendix 12
Appendix 12. Annual Report Questions for Cities and Counties
https://ecology.wa.gov/2016phasei-appendix12
Phase I Municipal Stormwater Permit Appendix 13
Appendix 13. Adaptive Management Requirements
https://ecology.wa.gov/2016phasei-appendix13
Phase I Municipal Stormwater Permit Appendix 2
Appendix 2. Total Maximum Daily Load Requirements
https://ecology.wa.gov/2016phasei-appendix2
Phase I Municipal Stormwater Permit Appendix 3
Appendix 3. Annual Report Questions for the Port of Seattle and the Port of Tacoma
https://ecology.wa.gov/2016phasei-appendix3
Phase I Municipal Stormwater Permit Appendix 4
Appendix 4. Annual Report Questions for Secondary Permittees
https://ecology.wa.gov/2016phasei-appendix4
Phase I Municipal Stormwater Permit Appendix 5
Appendix 5. Notice of Intent for Coverage
https://ecology.wa.gov/2016phasei-appendix5
Phase I Municipal Stormwater Permit Appendix 6
Appendix 6. Street Waste Disposal
https://ecology.wa.gov/2016phasei-appendix6
Phase I Municipal Stormwater Permit Appendix 7
Appendix 7. Determining Construction Site Sediment Damage Potential
https://ecology.wa.gov/2016phasei-appendix7
Phase I Municipal Stormwater Permit Appendix 8
Appendix 8. Businesses and Activities that are Potential Sources of Pollutants
https://ecology.wa.gov/2016phasei-appendix8
2015 Annual Report
2015 Coast Seafood Z. japonica Annual Report
https://ecology.wa.gov/2015wag993011annualrpt
2015 Pretreatment Plan
2015 Coast Seafood Z. japonica Pretreatment Plan
https://ecology.wa.gov/2015wag993011pretrtplan
2015 Draft Construction Stormwater General Permit
National Pollutant Discharge Elimination System (NPDES) and State Waste Discharge General Permit for Stormwater Discharges Associated with Construction Activity.
https://ecology.wa.gov/2016cswgpdraft
2015 Draft Construction Stormwater General Permit with Track Changes
National Pollutant Discharge Elimination System (NPDES) and State Waste Discharge General Permit for Stormwater Discharges Associated with Construction Activity.
https://ecology.wa.gov/2016cswgpdraftredline
2015 Annual Report
2015 Heckes Clam Inc Z. japonica Annual Report
https://ecology.wa.gov/2015wag993010annualrpt
2015 Pretreatment Plan
2015 Heckes Clam Inc Z. japonica Pretreatment Plan
https://ecology.wa.gov/2015wag993010pretrtplan
2015 Pretreatment Plan
2015 Herrold Fish Oyster Z. japonica Pretreatment Plan
https://ecology.wa.gov/2015wag993009pretrtplan
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