Skip to main content

Enforcement Order EPD-WP-9388

Facility Southern Ionics Minerals, LLC
County Pierce County
Cause of Order Exceeded discharge limits for chronic whole effluent toxicity; discharged effluent, toxic to aquatic life; failed to notify EPD of partial failure of Q3 and Q4 2021 chronic WET tests
Requirements of Order Additional WET tests and toxicity evaluations shall continue until Respondent eliminates toxicity and submit notifications of WET test failures to EPD; report the minimum NOEC on the DMR for each species and include additional results in the comments section; submit a CAP for EPD review and approval and implement; submit a final progress report outlining activities in implementing CAP
Settlement Amount $11,000.00
Legal Authority Water Quality Control Act (including Surface Water Allocation)
Date Executed 23‑Jun‑2023
Publication Date For Executed Order 26‑Jun‑2023
File Attachments None