Research & Data
Use this portal to filter and search for all of our scientific information.
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.
Publication: Hydrofluorocarbons Adopted Rule Language – Informational Guidebook
This guidebook is supplemental and is intended to provide general information to stakeholders about the Chapter 173-443 WAC Hydrofluorocarbons (HFCs) and Other Fluorinated Greenhouse Gases rule language and how it may affect them.
https://ecology.wa.gov/publication-hydrofluorocarbons-adopted-rule-language-informational-guidebook
How to Create a SAW Account for Source Management System (SMS)
These are instructions for how to create a SAW account, register for Air Quality Portal, and add Source Management System (SMS).
https://ecology.wa.gov/202007createsawsms
Source Management System (SMS) User Guide
These are instructions for using the Source Management System (SMS).
https://ecology.wa.gov/202007smsuserguide
Creating a SAW account for Washington Emissions Inventory Reporting System (WEIRS)
Instructions for creating a SAW account for Washington Emissions Inventory Reporting System (WEIRS)
https://ecology.wa.gov/20190723creatingsawweirsaccount
Washington Emissions Inventory Reporting System (WEIRS) Emissions Inventory Codes
Emissions Inventory Codes for Washington Emissions Inventory Reporting System (WEIRS), 12/20/19
https://ecology.wa.gov/20191220emissionsinventorycodes
Washington Emissions Inventory Reporting System (WEIRS) Add New Emissions form
form to add new emissions in Washington Emissions Inventory Reporting System (WEIRS)
https://ecology.wa.gov/addnewemissions
Washington Emissions Inventory Reporting System (WEIRS) Add New Process form
form to add new process in Washington Emissions Inventory Reporting System (WEIRS)
https://ecology.wa.gov/addnewprocess
Washington Emissions Inventory Reporting System (WEIRS) Add New Release Point form
Form to add new release point in Washington Emissions Inventory Reporting System (WEIRS)
https://ecology.wa.gov/addnewreleasepoint
Washington Emissions Inventory Reporting System (WEIRS) Add New Unit form
Form to add new unit in Washington Emissions Inventory Reporting System (WEIRS)
https://ecology.wa.gov/addnewunit
Washington Emissions Inventory Reporting System (WEIRS) training, 2/8/23
This is the presentation for the February 8, 2023 training about Washington Emissions Inventory Reporting System (WEIRS).
https://ecology.wa.gov/20230208weirstraining
Air Quality Source Management System (SMS) Instructions
These are instructions about how to create a Secure Access Washington (SAW) Account, register for Air Quality Portal, and add Source Management System.
https://ecology.wa.gov/aqsmsinstructions
Air Quality Source Management System (SMS) User Guide
This is the user guide for the Source Management System (SMS).
https://ecology.wa.gov/aqsmsuserguide
November 9, 2023 presentation about 2023-2025 electric school bus grant
This is the November 9, 2023 presentation about 2023-2025 electric school bus grant.
https://ecology.wa.gov/20231109evschoolbus
Washington Emissions Inventory Reporting System (WEIRS) training, 2/1/24
This is the presentation for the February 1, 2024 training about Washington Emissions Inventory Reporting System (WEIRS).
https://ecology.wa.gov/20240201weirstraining
2023 Local Government Satisfaction Report
This report includes the feedback from local governments about the E-Cycle Washington program's performance in 2023.
https://ecology.wa.gov/local-government-satisfaction-report
Rulemaking Adoption Notice (WAC 173-187) 6/14/24
This is a rulemaking adoption (CR-103) for WAC 173-187 Financial Responsibility
https://ecology.wa.gov/rulemaking-adoption-notice-wac-173-187-6-14-24
Rulemaking Announcement (WAC 173-400; WAC 173-401) 01-18-24
This is a rulemaking announcement (CR-101) for WAC 173-400, General Regulations for Air Pollution Sources and WAC 173-401, Operating Permit Regulation.
https://ecology.wa.gov/rulemaking-announcement-wac-173-400;-wac-173-401-01-18-24
Agenda (WAC 173-400; WAC 173-401) 4-18-24
This is the agenda for the April 18, 2024 stakeholder meeting for Chapter 173-440 WAC, General Regulations for Air Pollution Sources and Chapter 173-401 WAC, Operating Permit Regulation.
https://ecology.wa.gov/agenda-wac-173-400;-wac-173-401-4-18-24
Draft Source Test Manual (WAC 173-400; WAC 173-401) 4-9-24
This is the April 9, 2024 draft of the air quality Source Test Manual.
https://ecology.wa.gov/draft-source-test-manual-wac-173-400;-wac-173-401-4-9-24
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