SALISHAN STP

NPDES ID: OR0027201

S — SNC: Compliance schedule violation

The facility missed a deadline in its compliance schedule by more than 90 days.

Violations

January 31, 2026

Coliform, fecal general

0% over limit

Discharged 0 MPN/100mL against a permitted limit of 406 MPN/100mL (DAILY MX)

DMR, Limited - Overdue

Coliform, fecal general

0% over limit

Discharged 0 MPN/100mL against a permitted limit of 126 MPN/100mL (MO GEO)

DMR, Limited - Overdue

May 31, 2025

Solids, total suspended

13% over limit

Discharged 11.3 mg/L against a permitted limit of 10 mg/L (MO AVG)

DMR, Limited - Numeric Violation

First flagged

April 14, 2026 (3 months ago)

Last confirmed

August 1, 2026 (5 days ago)