NOTICE: Ecology will suspend certain services starting July 1 in the unlikely event the Legislature does not enact state budgets before July 1. More information about suspended services.

Marine Water photo

Marine Water Quality Monitoring

Marine Water Conditions Index (MWCI)

The Marine Water Condition Index is one of the Puget Sound Partnership's vital signs. Get releases of the index from previous years here. Can't see the embedded pdf file? Download here.