The Washington State Department of Agriculture (WSDA) confirms Mason County’s first case of highly pathogenic avian influenza ...

In 2023, the Washington State Legislature funded a WSDA program to monitor pesticides and nutrients in groundwater, focusing on agriculturally dense areas. The program aims to identify potential water ...

The Washington State Department of Agriculture (WSDA) is inviting farmers and industry partners in Whitman County to share ...

The Washington State Department of Ecology has been studying groundwater in the Sumas-Blaine Aquifer (in Whatcom County) since 1997. The Department of Ecology has identified this aquifer as one of the ...

During routine testing of public water supply systems by the Washington State Department of Health, both the herbicide DCPA and increased nitrate were found in municipal wells in Quincy, Washington.

OLYMPIA – Washington state’s first 2025 detection of highly pathogenic avian influenza (HPAI), often referred to as bird flu, in a commercial flock has been confirmed. A large commercial flock in ...