The Beach Environmental Assessment, Communication & Health (BEACH) Program ensures that marine water is safe to swim and play in and informs the public if water doesn't meet swimming standards.

A wide range of people from the agricultural community serve on our Agricultural Advisory Committee. They help us support a strong farming industry while protecting the environment. The committee ...

This report summarizes the requirements and approaches to petition the Environmental Protection Agency (EPA) for a no discharge zone and an overview of research on some other states' petitions. This ...

The features that make Puget Sound such a stunning scenic, environmental, and economic resource also make it uniquely sensitive to pollution. Its long, narrow shape limits the circulation of water, ...

In August 2023, Ecology awarded the City of Medical Lake a grant to develop a model of PFAS contamination in the West Plains. Medical Lake worked with Dr. Chad Pritchard at Eastern Washington ...

We receive some frequently asked questions about the Vessel Sewage No Discharge Zone (NDZ). For more information please see the main No Discharge Zone webpage or contact the project lead below. What ...

The Y-Valve Education Pilot Program is designed to help participating marinas and yacht clubs educate boaters about their Y-Valves, vessel sewage systems, and best practices for managing blackwater.

Our dam safety work is governed by the Revised Code of Washington (RCW) and Washington Administrative Code (WAC). Policies are used to ensure consistency in the administration of laws and regulations.

If you receive grant money for environmental projects, you are likely to be required to provide a quality assurance project plan (QAPP) for approval before beginning work. QAPPs ensure that projects ...

It is now illegal for all commercial vessels to discharge treated or untreated sewage into Puget Sound. Chapter 173-228 WAC was adopted on April 9, 2018. The rule is effective as of May 10, 2018.

We are seeking public comment on Whatcom County's proposed amendment to its Shoreline Master Program (SMP). The public comment period will run from Oct. 28 to Nov. 27, 2019, at 5 p.m. The ...

In 2023, the Waste Not Washington School Awards awarded a total of $130,091.61 to fund 36 projects impacting 41 schools statewide. Winning projects focused on switching from single-use serviceware in ...