Utility-scale solar energy facilities Draft PEIS published and public comment period open until 11:59 p.m., October 28, 2024 Final PEIS planned for release in June 2025 Utility-scale onshore wind ...

Old orchards in Central Washington left lead and arsenic in soil. Builders must check land history, test soil, cleanup ...

Washington's ocean and shorelines are integral to the regions character, quality of life, and economic viability. We work in partnership to protect and restore important habitats and ocean resources, ...

An air emissions inventory is an itemized list of the amount of air pollution (criteria, precursor, and hazardous air pollutants) from various sources. We calculate an air emissions inventory using ...

The background section of the SEPA environmental checklist helps applicants, agencies, and reviewers fully understand all aspects of a proposal, including related activities. Lead agencies use this ...

Find a household hazardous waste disposal site in your county. Accepts: Household hazardous waste. Does not accept wastes from business unless it is a scheduled small business collection event. Check ...

Many businesses in Washington generate some type of dangerous waste — waste that is harmful to human health and the environment. Businesses must: Follow the Dangerous Waste Regulations. Properly ...

Our team is made up of floodplain, coastal, shoreline, and wetland planning staff. We administer state and federal grants to improve and protect the environment. We oversee the rules and guidance for ...

The following templates are based on applicable SEPA rule sections and other guidance materials. Lead agencies are encouraged to modify these templates for their own use and add information for ...

Under the State Environmental Policy Act (SEPA), project proposals are reviewed by a designated “lead agency.” While this is typically a city or county government, other entities such as ports, ...

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 ...

We estimate there are thousands of abandoned wells in Washington. If you find an abandoned well on your property, you are required to work with a licensed well driller to properly close it up, a ...