Research & Data

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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.

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Presentation (WAC 173-446A) 09/21/21

This is a presentation for the 9/21/21 stakeholder meeting for Chapter 173-446A WAC, Criteria for Emissions-Intensive, Trade-Exposed Industries.

https://ecology.wa.gov/presentation-wac-173-446a-09-21-21

Presentation (WAC 173-455) 10-13-22

This is a presentation for the 10/13/22 public hearing for Chapter 173-455 WAC, Air Quality Fee Rule.

https://ecology.wa.gov/presentation-wac-173-455-10-13-22

Presentation (WAC 173-444) 10/06/20

This is the presentation for the Oct. 6, 2020 public hearing for Chapter 173-444 WAC, Clean Energy Transformation Rule rulemaking.

https://ecology.wa.gov/presentation-wac-173-444-10-06-20

Presentation (WAC 173-446) 1/11/22

This is the presentation for the 1/11/22 stakeholder meeting for Chapter 173-446 WAC, Climate Commitment Act Program.

https://ecology.wa.gov/presentation-wac-173-446-1-11-22

Presentation (WAC 173-446) 12/16/21PM

This is a presentation for the 12/16/21 (PM) stakeholder meeting for Chapter 173-446 WAC, Climate Commitment Act Program.

https://ecology.wa.gov/presentation-wac-173-446-12-16-21pm

Presentation (WAC 173-446) 12/16/21AM

This is a presentation for the 12/16/21 (AM) stakeholder meeting for Chapter 173-446 WAC, Climate Commitment Act Program.

https://ecology.wa.gov/presentation-wac-173-446-12-16-21

Presentation (WAC 173-446) 11/08/21

This is a presentation for the 11/8/21 stakeholder meeting for Chapter 173-446 WAC, Climate Commitment Act Program.

https://ecology.wa.gov/presentation-wac-173-446-11-08-21

Presentation (WAC 173-446) 6-21-22

This is the presentation for the June 21, 22, 27, 28, 2022 public hearings for Chapter 173-446 WAC, Climate Commitment Act Program.

https://ecology.wa.gov/presentation-wac-173-446-6-21-22

Presentation (WAC 173-446B) 8-1-23

This is a presentation for the August 1, 2023 stakeholder meeting for Chapter 173-446B WAC, Climate Commitment Act Funds Reporting.

https://ecology.wa.gov/presentation-wac-173-446b-8-1-23

Presentation (WAC 173-446B) 8-10-23

This is a presentation for the August 10, 2023 stakeholder meeting for Chapter 173-446B WAC, Climate Commitment Act Funds Reporting.

https://ecology.wa.gov/presentation-wac-173-446b-8-10-23

Presentation (WAC 173-446B) 9-7-23

This is a presentation for the September 7, 2023 stakeholder meeting for Chapter 173-446B WAC, Climate Commitment Act Funds Reporting.

https://ecology.wa.gov/presentation-wac-173-446b-9-7-23

Presentation (WAC 173-446B) 9-12-23

This is a presentation for the September 12, 2023 stakeholder meeting for Chapter 173-446B WAC, Climate Commitment Act Funds Reporting.

https://ecology.wa.gov/presentation-wac-173-446b-9-12-23

Presentation (WAC 173-446) 10-24-23

This is a presentation for the October 24, 2023 public meeting for Chapter 173-446-APCR WAC, Allowance Price Containment Reserve rulemaking.

https://ecology.wa.gov/presentation-wac-173-446-10-24-23

Presentation (WAC 173-446) 11-14-23

This is a presentation for the November 14, 2023 public meeting for Chapter 173-446 WAC, Cap-and-invest rulemaking.

https://ecology.wa.gov/presentation-wac-173-446-11-14-23

Presentation (WAC 173-446B) 11-30-23

These are the presentation slides for the November 30, 2023 meeting to provide feedback on draft rule language for the CCA Funds Reporting rulemaking.

https://ecology.wa.gov/presentation-wac-173-446b-11-30-23

Presentation (WAC 173-446B) 12-5-23

These are the presentation slides for the December 5, 2023 meeting to provide feedback on draft rule language for the CCA Funds Reporting rulemaking.

https://ecology.wa.gov/presentation-wac-173-446b-12-5-23

CCA Funds Reporting Rulemaking Public Hearing I

Presentation deck for the June 5th and 13th CCA funds reporting rulemaking public hearings

https://ecology.wa.gov/presentation-wac-173-446b-6-5-24

Presentation (WAC 173-446) 10-21-24

This is a presentation for the October 21, 2024 public meeting for Chapter 173-446 WAC, Cap-and-invest rulemaking.

https://ecology.wa.gov/presentation-wac-173-446-11-14-23-540261c1d121085d0b0e570d950387a7

Presentation (WAC 173-448) 12-12-24

This is a presentation for the December 12, 2024 stakeholder meeting for Chapter 173-448 WAC, Air Quality in Overburdened Communities.

https://ecology.wa.gov/presentation-wac-173-448-12-12-24

Forest Offset Protocol Technical Working Group

Presentation deck for the Jan 7 Forest Offset Protocol Technical Working Group meeting

https://ecology.wa.gov/presentation-wac-173-446-1-7-25