NPDES ID: WI0000540
D — SNC: Discharge monitoring report not received
The facility didn't submit its required discharge monitoring report.
This quarter: 3 effluent violations, 3 single-event violations, 2 reporting violations.
Violations
April 30, 2026
pH range excursions, > 60 minutes
Limit violation
Discharged 1 occur/d against a permitted limit of 0 occur/d (MO TOTAL)
DMR, Limited - Numeric Violation
pH range excursions, monthly total accum
58% over limit
Discharged 0.48753499 d against a permitted limit of 0.30952399 d (MO AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 4.84 SU against a permitted limit of 5 SU (DAILY MN)
DMR, Limited - Numeric Violation
March 31, 2026
pH range excursions, monthly total accum
0% over limit
Discharged 0 d against a permitted limit of 0.30952399 d (MO AVG)
DMR, Limited - Overdue
pH range excursions, > 60 minutes
0% over limit
Discharged 0 occur/d against a permitted limit of 0 occur/d (MO TOTAL)
DMR, Monitor Only - Overdue
September 30, 2025
Mercury, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (QRTR MAX)
DMR, Monitor Only - Overdue
First flagged
April 14, 2026 (5 months ago)
Last confirmed
September 15, 2026 (5 days ago)