Research & Data

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

See more about this collection...
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Research & Data

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

See more about this collection...
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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