Our economic analyses support proposed rules and permits, as well as a number of other projects and publications. We use real-world data, often collected directly from stakeholders, to comprehensively ...
We propose updates to the human health criteria in Table 240 of WAC 173-201A-240, Toxic substances, to: Replace 143 state-adopted human health criteria for 73 pollutants that the Environmental ...
Air quality burn bans are called by our agency, local clean air agencies, and tribes when air is unhealthy. A burn ban limits wood stove use and outdoor burning. Use the map below to find out which ...
Our Permitting and Reporting Information System (PARIS) database contains information about water quality permits, inspections, enforcement actions, and discharge monitoring reports (DMRs). Both ...
We conduct projects that use Geographic Information System (GIS) produced maps as aids in accomplishing our mission. We build and maintain GIS maps to help our staff and the public understand the ...
Our Underground Storage Tank (UST) program is one of the largest pollution prevention programs at Ecology. Every year, just over 3 billion gallons of fuel are stored underground. We inspect tank ...
Fire danger is high in many areas because of hot, dry weather. Most of the state is still in a drought. Burn bans are in place across Washington. Check with your local fire district before lighting ...
Businesses that generate dangerous waste must also handle used and waste oil properly. While used oil is a recyclable commodity, waste oil must be handled by a permitted treatment, storage, and ...
We follow up on wetland mitigation sites to ensure mitigation requirements are fulfilled. Permittees are required to meet the terms and conditions of their permits, including successful implementation ...
Find an E-Cycle location by entering your address, city, or zip code. E-Cycle Washington is a free program that makes it easy for Washington residents to recycle certain broken, obsolete, or worn-out ...
If your water right has been provisioned to meter and report your water use, these technical requirements will help you understand the types of meters and their uses, how to read your meter, and where ...
We are an equal opportunity employer. We strive to create a working environment that includes and respects cultural, racial, ethnic, sexual orientation and gender identity diversity. Women, racial and ...