Research & Data

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.

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About Us

Research & Data

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.

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Washington Air Quality Advisory
The Washington Air Quality Advisory (WAQA) tells you when air quality is healthy or unhealthy.
Air quality monitoring network
A network of air monitoring stations to measure air pollution throughout the state.
Air Quality Burn Permitting System
(SAW account required)
Air Quality Application Portal
(SAW account required)
Agricultural Burning & Research Task Force
The Agricultural Burning Practices and Research Task Force (Agricultural Task Force) is established by the Washington State Clean Air Act.
Agenda 11/29/17
This is the agenda for the 11/29/17 stakeholder meeting.
Withdrawal letter (WSR 16-06-072) 02/26/16
This the withdrawal notice for the original CR-102 filed on January 5, 2016.
Rulemaking Adoption Notice (WAC 173-442; WAC 173-441) 09/15/16
This is a rulemaking adoption (CR-103) for WAC 173-442 Clean Air Rule; WAC 173-441 Reporting of Emissions of Greenhouse Gases.
Draft rule 11/29/17
This is the draft rule from 11/29/17.
Rulemaking proposed language (WAC 173-407) 10/04/17
This is proposed rule language for WAC 173-407 Carbon Dioxide Mitigation Program, Greenhouse Gases Emissions Performance Standard and Sequestration Plans and Programs for Thermal Electric Generating Facilities
Rulemaking Proposal (WAC 173-407) 10/04/17
This is a rulemaking proposal (CR-102) for WAC 173-407 Carbon Dioxide Mitigation Program, Greenhouse Gases Emissions Performance Standard and Sequestration Plans and Programs for Thermal Electric Generating Facilities
SEPA Determination of Nonsignificance and Checklist (WAC 173-407) 10/04/17
This is SEPA DNS and Checklist for WAC 173-407 Carbon Dioxide Mitigation Program, Greenhouse Gases Emissions Performance Standard and Sequestration Plans and Programs for Thermal Electric Generating Facilities
Rulemaking Announcement (WAC 173-407) 02/07/17
This is a rulemaking Announcement (CR-101) for WAC 173-407 Carbon Dioxide Mitigation Program, Greenhouse Gases Emissions Performance Standard and Sequestration Plans and Programs for Thermal Electric Generating Facilities
Draft Rule Language (WAC 173-407) 03/31/17
This is draft rule language used in the stakeholder meeting for WAC 173-407 Carbon Dioxide Mitigation Program, Greenhouse Gases Emissions Performance Standard and Sequestration Plans and Programs for Thermal Electric Generating Facilities.
Draft Rule Language (WAC 173-407) 04/11/17
This is draft rule language used for the informal comment period from Apr 13 to May 12 2017 for WAC 173-407 Carbon Dioxide Mitigation Program, Greenhouse Gases Emissions Performance Standard and Sequestration Plans and Programs for Thermal Electric Generating Facilities
Stakeholder Meeting Summary (WAC 173-407) 04/13/17
This is stakeholder meeting summary for WAC 173-407 Carbon Dioxide Mitigation Program, Greenhouse Gases Emissions Performance Standard and Sequestration Plans and Programs for Thermal Electric Generating Facilities
Draft Rule Language (WAC 173-407) 05/26/17
This is draft rule language used for informal comment period from May 26 to June 16, 2017 for WAC 173-407 Carbon Dioxide Mitigation Program, Greenhouse Gases Emissions Performance Standard and Sequestration Plans and Programs for Thermal Electric Generating Facilities
Draft Rule Language (WAC 173-407) 07/17/17
This is draft rule language used for informal comment period from July 17 to July 28, 2017 for WAC 173-407 Carbon Dioxide Mitigation Program, Greenhouse Gases Emissions Performance Standard and Sequestration Plans and Programs for Thermal Electric Generating Facilities
Draft rule (11/10/16)
Draft rule (11/10/16)
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