Regulations & Permits

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

We oversee many state and federal laws designed to protect Washington's land, air, and water. See our laws, rules, & rulemaking page for more information about our current rules and rulemaking.

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Table of ASIL, SQER, and de minimis emission values – WAC 173-460-150 (Effective 12-23-2019)

This is the 12/23/19 sortable table of toxic air pollutants (TAPs) listed in Chapter 173-460 WAC, Controls for New Sources of Toxic Air Pollutants.

https://ecology.wa.gov/table-of-asil-sqer-and-de-minimis-emission-value

Auto Body Surface Coating of Metal, Plastic, and Wood

This is guidance for auto body shops who do surface coating.

https://ecology.wa.gov/20200713autobodysurfacecoatingguide

Versatile Industries General Order application

This is the air quality general order application for Versatile Industries' rock crusher.

https://ecology.wa.gov/versatileindgoapp

Granite Construction General Order Application

This is the general order application for Granite Construction's portable rock crusher #3.

https://ecology.wa.gov/20190308graniteconstructiongoapp

CPM Development General Order Application

This is the general order application by CPM Development to operate a portable concrete batch plant.

https://ecology.wa.gov/20180531cpmdevconcretegoapp

Interstate Concrete Richland portable rock crusher General Order application

This is the air quality general order application for a name change for Interstate Concrete Richland for a portable rock crusher.

https://ecology.wa.gov/20180328interstateconcreterichlandportablegoa

20180326 Coperhaven Construction GO application

General order application for Coperhaven Construction

https://ecology.wa.gov/20180326coperhavenconstrgoapp-pdf

Copenhaver Construction, Creston, General order application

This is the general order application submitted by Copenhaver Construction to operate a portable rock crusher at their facility in Creston.

https://ecology.wa.gov/20180322copenhaverconstructiongoapp

Knife River Corp. General Order Application

This is the general order application for an asphalt plant from Knife River Corporation.

https://ecology.wa.gov/20180216kniferivergoapp

All About Autobody General Order Application

This is the general order application for All About Autobody to change their address.

https://ecology.wa.gov/20181111allaboutautobodygoapp

Knife River Gencor #2 General Order Application

This is the general order application for an asphalt plant, gencor #2, from Knife River Corporation.

https://ecology.wa.gov/20181115kniferivergencor2goapp

Tri-Cities Collision Pasco Auto Body General Order

This is the air quality auto body repair general order application for Tri-Cities Collision in Pasco.

https://ecology.wa.gov/20190411tricitiescollisiongoapp

4-R Equipment application for general order for rock crusher

Application for general order for rock crusher for 4-R Equipment, 12/4/17

https://ecology.wa.gov/201712044rrockcrusher

Premier Excavation general order application

The application submitted by Premier Excavation for a general order permit.

https://ecology.wa.gov/201712premierexcavationgeneralorderapp

Washington Department of Information Services Data Center - Technical Support Document for Health Impact Assessment

Technical Support Document for Health Impact Assessment (Second Tier Review) for Washington Department of Information Services Data Center, 9/16/10

https://ecology.wa.gov/finaldistier2-09-16-2010

T-Mobile Data Center - Technical Support Document for Health Impact Assessment

Technical Support Document for Health Impact Assessment (Second Tier Review) for T-Mobile Data Center, 7/17/08

https://ecology.wa.gov/t2t-mobile-tsd

VMware Data Center - Technical Support Document for Health Impact Assessment

Technical Support Document for the Health Impact Assessment (Second Tier Review) for VMware Data Center, 7/17/08

https://ecology.wa.gov/t2vmware-tsd

Dell Data Center - Notice of Construction permit

Notice of Construction permit for Dell Data Center, 8/5/11

https://ecology.wa.gov/dellquincy11aq-e421-final

Yahoo Data Center - Technical Support Document for Health Impact Assessment

Technical Support Document for Health Impact Assessment (Second Tier Review) for Yahoo Data Center, 10/8/07

https://ecology.wa.gov/t2yahootsd

Blackrock-Sabey Data Centers - Technical Support Document for Health Impact Assessment

Technical Support Document for Health Impact Assessment (Second Tier Review) for Blackrock and Sabey Data Centers, 10/5/10

https://ecology.wa.gov/tier2-tsd-blackrock-sabey-cl100510