Diesel exhaust is the most harmful air pollutant in Washington. It contributes more than 70 percent of the total cancer risk from toxic air pollution. Diesel exhaust causes or contributes to asthma, ...

The Washington Legislature enacted the State Environmental Policy Act in 1971. Commonly called SEPA, the law helps state and local agencies identify environmental impacts likely result from projects ...

Littering, illegal dumping, and driving with an unsecured vehicle load is punishable under Washington state law. Fines range from $103 to $5,000. Many cities and counties have local ordinances that ...

The refinery began operating in 1955. Owned by Marathon and doing business as Tesoro, it processes crude oil into a variety of petroleum products and has about 330 employees and 280 contractors that ...

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 ...

Increasing the number of zero emission vehicles on Washington's roads will reduce total greenhouse gas emissions by the equivalent of 1 million metric tons of carbon dioxide a year by 2030. In 2020, ...

We also provide educational resources to property owners who want to drill a new well, maintain a well, or close down (decommission) an unused well. Well drillers and property owners have the ...

NORPAC makes newsprint, printing, and specialty papers out of thermomechanical pulp, deinked pulp from recycled newsprint, and bleached kraft pulp from the Nippon Dynawave pulp and paper mill. It ...

If you use any products to manage aquatic plants, animals or insects in and around waters of Washington, you will probably need coverage under a National Pollution Discharge Elimination System (NPDES) ...

Collectively, the GIS Technical Services Group provides a diverse and balanced set of skills with a strong background in environmental and natural resource management. We provide a hands-on ...

Our Permitting and Reporting Information System (PARIS) database contains information about water quality permits, inspections, enforcement actions, and discharge monitoring reports (DMRs). Both ...

Clean air is vital for everyone. We manage smoke, car pollution, industrial emissions, and other pollutants so communities have healthy air to breathe. We do this through permits, regulations, and ...