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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Research & Data

Use this portal to filter and search for all of our scientific information.

Research & Data icon

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.

See more about this collection...
River and stream flow monitoring
We report the amount of water flowing through Washington’s rivers and streams using graphs and maps.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/River-stream-monitoring/Flow-monitoring
Rivers & streams temperature monitoring
We collect data on the temperature of rivers and streams across the state.
https://ecology.wa.gov/Research-Data/Monitoring-assessment/River-stream-monitoring/Temperature-monitoring
Electronic Signature Account for WQWebDMR
An Electronic Signature Account lets you sign and submit your electronic DMR from your computer. Your electronic signature serves as your written signature.
https://ecology.wa.gov/Asset-Collections/Link-Assets/Water-quality/WQ-archive/Electronic-Signature-Account
Withdrawal Notice (WAC 173-201A) 9/11/2012
This is the withdrawn rulemaking announcement (CR 101) for WAC 173-201A Water quality standards for surface waters of the state of Washington.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC-173-201A_-12-03/Withdrawal-Notice-(WAC-173-201A)-9-11-2012
Rulemaking Announcement 11-08 (WAC 173-201A) 9/13/12
This is a rulemaking announcement (CR-101) for WAC 173-201A Water quality standards for surface waters of the state of Washington.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC-173-201A_-12-03/Rulemaking-Announcement-11-08-(WAC-173-201A)-9-13
Rulemaking Announcment 12-03 (WAC 173-201A) 9/13/12
This is a rulemaking announcement (CR-101) for WAC 173-201A Water quality standards for surface waters of the state of Washington.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC-173-201A_-12-03/Rulemaking-Announcment-12-03-(WAC-173-201A)-9-13-1
SEPA DNS and request for scope (WAC 173-201A) 9/30/14
This is teh SEPA DNS and request for scope for WAC 173-201A Water quality standards for surface waters of the state of Washington.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC-173-201A_-12-03/SEPA-DNS-and-request-for-scope-(WAC-173-201A)-9-30
Overview of key decisions in rule amendments (WAC 173-201A) 9/30/14
This is the overview of key decisions in rule amendments for human health criteria and implementation tools for WAC 173-201A Water quality standards for surface waters of the state of Washington.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC-173-201A_-12-03/Overview-of-key-decisions-in-rule-amendments-(WAC
Preliminary draft Implementation Plan (WAC 173-201A) 9/30/14
This is the preliminary draft Implementation Plan to implement rule after it is adopted for WAC 173-201A Water quality standards for surface waters of the state of Washington.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC-173-201A_-12-03/Preliminary-draft-Implementation-Plan-(WAC-173-201
Preliminary draft SBEIS (WAC 173-201A) 9/30/14
This is the preliminary draft small business economic impact statement for WAC 173-201A Water quality standards for surface waters of the state of Washington.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC-173-201A_-12-03/Preliminary-draft-SBEIS-(WAC-173-201A)-9-30-14
Preliminary draft CBA and LBA (WAC 173-201A) 9/30/14
This is the preliminary draft cost benefit and least burdensome alternative analyses for WAC 173-201A Water quality standards for surface waters of the state of Washington.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC-173-201A_-12-03/Preliminary-draft-CBA-and-LBA-(WAC-173-201A)-9-30
Preliminary draft rule language for implementation (WAC 173-201A) 9/30/14
This is the preliminary draft rule language for implementation tools at WAC 173-020, 420, 460, and 510(4) for WAC 173-201A Water quality standards for surface waters of the state of Washington.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC-173-201A_-12-03/Preliminary-draft-rule-language-for-implementation
Preliminary draft toxics language and toxics table (WAC 173-201A) 9/30/14
This is the Preliminary draft toxics language and toxics table with footnotes at WAC 173-201A-240 for WAC 173-201A Water quality standards for surface waters of the state of Washington.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC-173-201A_-12-03/Preliminary-draft-toxics-language-and-toxics-table
Rulemaking proposed language (WAC 173-201A) 01/08/15
This is proposed rule language for WAC 173-201A Water quality standards for surface waters of the state of Washington.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC-173-201A_-12-03/Rulemaking-proposed-language-(WAC-173-201A)-01-08
Rulemaking Proposal (WAC 173-201A) 01/08/15
This is a rulemaking proposal (CR-102) for WAC 173-201A Water quality standards for surface waters of the state of Washington.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC-173-201A_-12-03/Rulemaking-Proposal-(WAC-173-201A)-01-08-15
Rulemaking Proposal (WAC 173-201A) 02/01/16
This is a rulemaking proposal (CR-102) for WAC 173-201A Water quality standards for surface waters of the state of Washington.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC-173-201A_-12-03/Rulemaking-Proposal-(WAC-173-201A)-02-01-16
Rulemaking proposed language (WAC 173-201A) 02/01/16
This is proposed rule language for WAC 173-201A Water quality standards for surface waters of the state of Washington.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC-173-201A_-12-03/Rulemaking-proposed-language-(WAC-173-201A)-02-01
Submittal Crosswalk (WAC 173-201A) 8/01/16
This is the Submittal Crosswalk for WAC 173-201A Water quality standards for surface waters of the state of Washington.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC-173-201A_-12-03/Submittal-Crosswalk-(WAC-173-201A)-8-01-16
Ecology's Submittal Letter to EPA (WAC 173-201A) 8/01/16
This is the Ecology's Submittal Letter to EPA for WAC 173-201A Water quality standards for surface waters of the state of Washington.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC-173-201A_-12-03/Ecology-s-Submittal-Letter-to-EPA-(WAC-173-201A)-8
Adopted rule language (WAC 173-201A) 08/01/16
This is adopted rule language for WAC 173-201A Water quality standards for surface waters of the state of Washington.
https://ecology.wa.gov/Asset-Collections/Doc-Assets/Rulemaking/WQ/WAC-173-201A_-12-03/Adopted-rule-language-(WAC-173-201A)-08-01-16
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