Search Results - Washington State Department of Ecology

Adopted rule language (WAC 173-555) 01/27/15

This is adopted rule language for WAC 173-555 Water Resources Program in the Little Spokane River basin, WRIA 55.

https://ecology.wa.gov/adopted-rule-language-wac-173-555-01-27-15

Adopted rule language (WAC 173-455) 11-28-22

This is adopted rule language for Chapter 173-455 WAC, Air Quality Fee Rule.

https://ecology.wa.gov/adopted-rule-language-wac-173-455-11-28-22

Agenda (WAC 173-455) 6-8-22

This is the agenda for the June 8, 2022 stakeholder meeting for Chapter 173-455 WAC, Air Quality Fee Rule.

https://ecology.wa.gov/agenda-wac-173-455-6-8-22

Adopted rule language (WAC 173-455) 10/25/18

This is adopted rule language for Chapter 173-455, Air Quality Fee Rule.

https://ecology.wa.gov/adopted-rule-language-wac-173-455-10-25-18

Agenda Workgroup Meeting (WAC 173-455; 400) 02/15/18

This is the agenda for the 2/15/18 work group meeting for WAC 173-455 and 173-400 rulemaking.

https://ecology.wa.gov/agenda-wac173-455;400-02-15-18

Agenda (WAC 173-455) 5-18-22

This is the agenda for the May 18, 2022 stakeholder meeting for Chapter 173-455 WAC, Air Quality Fee Rule.

https://ecology.wa.gov/agenda-wac-173-455-5-18-22

Draft fee schedule (WAC 173-455) 5-18-22

This is the May 18, 2022 draft fee schedule for Chapter 173-455 WAC, Air Quality Fee Rule.

https://ecology.wa.gov/draft-fee-schedule-wac-173-455-5-18-22

Order on Petition for Declaratory Judgment (WAC 173-557; 173-555) 01/27/15

Order on Petition for Declaratory Judgment Regarding the Validity of an Agency Rule, and Petition for Judicial Review of Agency Action Denying Petition to Amend Agency Rule regarding rulemaking for WAC 173-557 and 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/order-on-petition-for-declaratory-judgment-wac-1

Petition for Declaratory Judgment and Judicial Review (WAC 173-557; 173-555) 01/27/15

Petition for Declaratory Judgment and Judicial Review for Chapter 173-557 WAC Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010 rulemaking.

https://ecology.wa.gov/petition-for-declaratory-judgment-and-judicial-rev

Draft rule language (WAC 173-455) 5-18-22

This is the May 18, 2022 draft rule language for Chapter 173-455 WAC, Air Quality Fee Rule.

https://ecology.wa.gov/draft-rule-language-wac-173-455-5-18-22

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

Petition to Amend the Instream Flow Rule(WAC 173-557; 173-555) 01/27/15

Petition to Amend the Instream Flow Rule for the Spokane River & Spokane Valley Rathdrum Prairie (SVRP) Aquifer, WAC 173-557 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/petition-to-amend-the-instream-flow-rule-wac-173

Presentation (WAC 173-455) 06-08-22

This is a presentation for the 6/8/22 stakeholder meeting for Chapter 173-455 WAC, Air Quality Fee Rule.

https://ecology.wa.gov/presentation-wac-173-455-06-08-22

Presentation (WAC 173-455) 05-18-22

This is a presentation for the 5/18/22 stakeholder meeting for Chapter 173-455 WAC, Air Quality Fee Rule.

https://ecology.wa.gov/presentation-wac-173-455-05-18-22

Rulemaking Adoption Notice (WAC 173-455) 3-3-23

This is a rulemaking adoption notice (CR-103) for Chapter 173-455 WAC, Air Quality Fee Rule.

https://ecology.wa.gov/rulemaking-adoption-notice-wac-173-455-3-3-23

Rulemaking Announcement (WAC 173-455) 09-23-21

This is a rulemaking announcement (CR-101) for Chapter 173-455 WAC, Air Quality Fee Rule.

https://ecology.wa.gov/rulemaking-announcement-wac-173-455-09-23-21

Rulemaking proposed language (WAC 173-555) 09/17/14

This is proposed rule language for amendment to WAC 173-555 Water Resources Program in the Little Spokane River basin, WRIA 55.

https://ecology.wa.gov/rulemaking-proposed-language-wac-173-555-09-17-1

Rulemaking Proposal (WAC 173-455) 09-07-22

This is a rulemaking proposal (CR-102) for Chapter 173-455 WAC, Air Quality Fee Rule.

https://ecology.wa.gov/rulemaking-proposal-wac-173-455-09-07-22

Draft rule language for WAC 173-400 (WAC 173-455; WAC 173-400) 05/24/17

This is draft rule language on 5/24/17 for WAC 173-455 Air Quality Fee Rule

https://ecology.wa.gov/draft-rule-language-for-wac-173-400-05-24-17-1

Draft rule language for Chapter 173-455 (WAC 173-455; 173-400) 2/28/18

This is draft rule language for Chapter 173-455 WAC, Air Quality Fee Rule. (2/28/18)

https://ecology.wa.gov/draft-rule-language-for-wac-173-455-wac-173-4-3

Draft rule language for WAC 173-455 (WAC 173-455; WAC 173-400) 06/27/17

This is draft rule language for Chapter 173-455 WAC, Air Quality Fee Rule; Chapter 173-400 WAC, General Regulations for Air Pollution Sources, 6/27/17 version.

https://ecology.wa.gov/draft-rule-language-for-wac-173-455-wac-173-4-2

Draft rule language for WAC 173-455 (WAC 173-455; WAC 173-400) 05/24/17

This is draft rule language for WAC 173-455 Air Quality Fee Rule.

https://ecology.wa.gov/draft-rule-language-for-wac-173-455-wac-173-4-1

Draft rule language for WAC 173-455 (WAC 173-455; WAC 173-400) 04/26/17

This is draft rule language for WAC 173-455 Air Quality Fee Rule

https://ecology.wa.gov/draft-rule-language-for-wac-173-455-wac-173-455;

Draft rule language for Chapters 173-455 and 173-400 WAC (WAC 173-455; 173-400) 2/07/18

This is draft rule language for Chapter 173-455 WAC, Air Quality Fee Rule and Chapter 173-400 WAC, General Regulations for Air Pollution Sources. (2/7/18)

https://ecology.wa.gov/draft-rule-language-for-wac-173-455;400-wac-173-4

Rulemaking proposed language (WAC 173-455) 06/20/18

This is the proposed rule language for WAC 173-455, Air Quality Fee Rule.

https://ecology.wa.gov/rulemaking-proposed-language-wac-173-455-06-20-1

Rulemaking proposed language (WAC 173-455) 07-18-22

This is proposed rule language for Chapter 173-455 WAC, Air Quality Fee Rule.

https://ecology.wa.gov/rulemaking-proposed-language-wac-173-455-07-18-22

2012 Instream Flow Recommendations for the Spokane River (WAC 173-557; 173-555) 01/27/15

2012 Instream Flow Recommendations for the Spokane River - Hal Beecher, WDFW Instream Flow Biologist May 31, 2012 WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/2012-instream-flow-recommendations-for-the-spokane

Assessment of Areal Recharge (WAC 173-557; 173-555) 01/27/15

Assessment of Areal Recharge to the Spokane Valley-Rathdrum Prairie Aquifer, Spokane County, Washington, and Bonner and Kootenai Counties, United States Geological Survey, Scientific Investigations Report 2007–5038 WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/assessment-of-areal-recharge-wac-173-557;-173-555

Compilation of Geologic, Hydrologic, and Ground-Water Flow Modeling (WAC 173-557; 173-555) 01/27/15

Compilation of Geologic, Hydrologic, and Ground-Water Flow Modeling Information for the Spokane Valley—Rathdrum Prairie Aquifer, Spokane County, Washington, and Bonner and Kootenai Counties, Idaho, United States Geological Survey, WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/compilation-of-geologic-hydrologic-and-ground-wa

Ecology SVRPA Project Technical Memorandum: Data Report (WAC 173-557; 173-555) 01/27/15

Ecology SVRPA Project Technical Memorandum: Data Report, 2005 “6 minute” Study, Spokane Valley Rathdrum Prairie Aquifer Area, Ecology Memorandum, December 13, 2005 WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/ecology-svrpa-project-technical-memorandum-data-r

Final Technical Report, Spokane River Instream Flow Studies (WAC 173-557; 173-555) 01/27/15

Final Technical Report, Spokane River Instream Flow Studies, EES Consulting, May 2007 WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/final-technical-report-spokane-river-instream-flo

Gravity Acquisition and Depth to Basement Modeling (WAC 173-557; 173-555) 01/27/15

Gravity Acquisition and Depth to Basement Modeling of the Spokane Valley and Rathdrum Prairie Aquifer, Northeastern Washington and Northwestern Idaho, John S. Oldow and Kenneth F. Sprenke, Idaho Department of Water Resources, WA Ecology, October 31, 2006 WAC 173-557; 173-555 rulemaking.

https://ecology.wa.gov/gravity-acquisition-and-depth-to-basement-modeling

Ground-Water Flow Model (WAC 173-557; 173-555) 01/27/15

Ground-Water Flow Model for the Spokane valley-Rathdrum Prairie Aquifer, Spokane County, Washington, and Bonner and Kootenai Counties, Idaho, United States Geological Survey, Scientific Investigations Report 2007–5044 WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/ground-water-flow-model-wac-173-557;-173-555-01

Hydrogeologic Framework and Ground-Water Budget (WAC 173-557; 173-555) 01/27/15

Hydrogeologic Framework and Ground-Water Budget of the Spokane Valley-Rathdrum Prairie Aquifer, Spokane County, Washington, and Bonner and Kootenai Counties, United States Geological Survey, Scientific Investigations Report 2007 WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/hydrogeologic-framework-and-ground-water-budget-w

Instream Flow and Fish Habitat Assessment (WAC 173-557; 173-555) 01/27/15

Instream Flow and Fish Habitat Assessment, FERC Project No. 2545, Avista Corporation, Northwest Hydraulic Consultants and Hardin-Davis, Inc, June 2004 WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/instream-flow-and-fish-habitat-assessment-wac-173

Instream Flow Recommendations (WAC 173-557; 173-555) 01/27/15

Instream Flow Recommendations Memorandum for WRIA Planning Units 54 and 55/57, WRIA 54/57 Spokane River Instream Flow Workgroup Memorandum, June 9, 2008 WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/instream-flow-recommendations-wac-173-557;-173-55

Lower Spokane River Redband Trout Spawning Habitat (WAC 173-557; 173-555) 01/27/15

Lower Spokane River Redband Trout Spawning Habitat: Monroe Street Dam to Nine Mile Dam Pool, Spokane River Hydroelectric Project, FERC Project No. 2545, Dr. R. Craig Addley and Mr. N. Phil Peterson, February 2011 WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/lower-spokane-river-redband-trout-spawning-habitat

Plate 1 - Location and hydrogeologic unit (WAC 173-557; 173-555) 01/27/15

Plate 1 - Location and hydrogeologic unit of project wells in the Spokane Valley–Rathdrum Prairie aquifer study area WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/plate-1-location-and-hydrogeologic-unit-wac-173

Plate 1 (WAC 173-557; 173-555) 01/27/15

Plate 1 - Ground- and surface-water measurement sites, Spokane Valley–Rathdrum Prairie Aquifer WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/plate-1-wac-173-557;-173-555-01-27-15

Plate 2 - Map and hydrogeologic sections (WAC 173-557; 173-555) 01/27/15

• Plate 2 - Map and hydrogeologic sections showing location of wells, surficial geology, and hydrogeologic units WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/plate-2-map-and-hydrogeologic-sections-wac-173

Plate 2 (WAC 173-557; 173-555) 01/27/15

Plate 2 - Simplified surficial geology, generalized hydrogeologic sections, and surface geophysical transects, Spokane Valley–Rathdrum Prairie Aquifer WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/plate-2-wac-173-557;-173-555-01-27-15

Rainbow Trout Spawning Survey, (WAC 173-557; 173-555) 01/27/15

Rainbow Trout Spawning Survey, Spokane River Hydroelectric Project, FERC Project No. 2545, Parametrix, October 2003

https://ecology.wa.gov/rainbow-trout-spawning-survey-wac-173-557;-173-5

Spokane River Minimum Instream Flow Recommendations (WAC 173-557; 173-555) 01/27/15

Spokane River Minimum Instream Flow Recommendations - Rusty Post, Ecology Watershed Planning August 1, 2012 WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/spokane-river-minimum-instream-flow-recommendation

Spokane River Temperature Profile, Barker Road to Plantes Ferry Park (WAC 173-557; 173-555) 01/27/15

Spokane River Temperature Profile, Barker Road to Plantes Ferry Park, Guy Gregory and John Covert, Ecology Publication 06-11-005, September 2005 for WAC 173-557 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/spokane-river-temperature-profile-barker-road-to

Watershed Management Plan Water Resource Inventory Area 55 (WAC 173-557; 173-555) 01/27/15

Watershed Management Plan Water Resource Inventory Area 55 - Little Spokane River & Water Resource Inventory Area 57 - Middle Spokane River, Prepared by: Spokane County regarding rulemaking for WAC 173-557; 173-555 Water Resources Management Program (WRMP) for the Spokane River and Spokane Valley Rathdrum Prairie (SVRP) Aquifer and amendment to WAC 173-555-010.

https://ecology.wa.gov/watershed-management-plan-water-resource-inventory

Adopted rule language (WAC 173-455) 11-30-23

This is adopted rule language for Chapter 173-455 WAC, Air Quality Fee Rule.

https://ecology.wa.gov/adopted-rule-language-wac-173-455-11-30-23

Washington's marine spatial plan

We plan for human uses on Washington’s coast to manage impacts and ensure a healthy ocean ecosystem.

https://ecology.wa.gov/water-shorelines/shoreline-coastal-management/ocean-management/marine-spatial-planning

South Lake Union cleanup

We are cleaning up contamination at 10 sites in Seattle's South Lake Union neighborhood.

https://ecology.wa.gov/spills-cleanup/contamination-cleanup/cleanup-sites/south-lake-union

WCC disaster response

Learn about the disaster services our WCC provides in Washington and across the country.

https://ecology.wa.gov/about-us/jobs-at-ecology/washington-conservation-corps/disaster-response

Automotive degreaser replacement program

Learn about our automotive degreaser replacement program and apply to participate.

https://ecology.wa.gov/waste-toxics/reducing-toxic-chemicals/product-replacement-program/automotive-degreaser