We regulate water, hazardous waste, and cleanup at Tesoro Refining & Marketing Company in Anacortes.

Formal agreement with cruise ship companies helps prevent pollution and protect marine waters.

List of commercial vessel sewage pumpout options

An infographic with key facts about the No Discharge Zone

This is a form to order free Puget Sound No Discharge Zone Signs for your marinas or boat launch areas.

The SEPA supplemental orca checklist helps guide lead agencies in determining whether there are vessel traffic impacts to the Southern Resident killer whale (Orcinus orca) population in Washington state marine waters.

The SEPA supplemental orca checklist helps guide lead agencies in determining whether there are vessel traffic impacts to the Southern Resident killer whale (Orcinus orca) population in Washington state marine waters.

This is a rulemaking announcement (CR-101) for WAC 173-228 Vessel Sewage No Discharge Zones

Surface conditions of Puget Sound - high-resolution aerial photo observations with data from our monthly monitoring stations and en route ferry transects.

This guidance document was developed by Region 10 of the Federal Emergency Management Agency, as part of its continuing effort to improve floodplain management practices and assist communities in meeting the requirements of the Endangered Species Act.

This is a graphic explaining a Y-Valve and how it works

This document is the inspection report for wastewater discharges for Discovery Princess Cruise Line.

NDZ Sample Lease Language

The enclosed document contains a biological opinion prepared by the National Marine Fisheries Service pursuant to section 7(a)(2) of the Endangered Species Act of 1973, as amended (16 U.S.C. 1531 et seq.), on the effects of certain on-going elements of the National Flood Insurance Program throughout Puget Sound in Washington State.

This is the draft citation list for WAC 173-228 Vessel Sewage No Discharge Zones

This is a rulemaking proposal (CR-102) for WAC 173-228 Sewage No Discharge Zones

This is a checklist form to collect data during the pilot program

This document is the inspection report for wastewater discharges for Nieuw Amsterdam, Holland America Cruise Line.

This document is the wastewater discharges inspection report for Norwegian Encore, Norwegian Cruise Line.

This is a Newsletter Template for the Y-Valve Education Pilot Program