Research & Data

Ecology provides the high-quality science that is microscope icon 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.

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Advance Notice of Oil Transfer login

Use this tool to submit advance notice of transfer (ANT) by web-based form to satisfy both Ecology and United States Coast Guard (USCG) reporting requirements for the advance notice of oil transfer.

RCW Chapter 82.23B

Oil spill response tax

Oil spill drills calendar

Schedule a drill on the Northwest Area Committee Exercise Schedule calendar.

WAC Chapter 173-180

Facility oil handling standards

WAC Chapter 173-182

Oil spill contingency plan

WAC Chapter 173-183

Oil spill natural resource damage assessment

WAC Chapter 173-184

Vessel oil transfer advance notice and containment requirements

WAC Chapter 173-185

Oil movement by rail and pipeline notification

WAC Chapter 173-186

Oil spill contingency plan – railroad

WAC Chapter 317-05

Definitions [Office of Marine Safety]

WAC Chapter 317-31

Cargo and passenger vessels – substantial risk

WAC Chapter 317-40

Bunkering operations

WAC Chapter 317-50

Financial responsibility for small tank barges and oil spill response barges

RCW Chapter 88.40

Transport of petroleum products - Financial responsibility

RCW Chapter 88.46

Vessel oil spill prevention and response

RCW Chapter 90.56

Oil and hazardous substance spill prevention and response

Spills Program publications

Documents on oil transportation and oil or hazardous materials spill prevention, preparedness, or response.

RCW Chapter 90.48

Water pollution control

Spill incidents in Washington

Interactive map and downloadable data for spill incidents.

Oil trains in Washington

Interactive map and downloadable data for spill incidents.

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