ST. CROIX TRIBAL COUNCIL
NPDES ID: WI0062847
S — SNC: Compliance schedule violation
The facility missed a deadline in its compliance schedule by more than 90 days.
This quarter: 3 effluent violations, 1 compliance schedule violation, 1 permit schedule violation.
Violations
May 31, 2026
E. coli
388% over limit
Discharged 2000 MPN/100mL against a permitted limit of 410 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
E. coli
186% over limit
Discharged 360 MPN/100mL against a permitted limit of 126 MPN/100mL (MO GEO)
DMR, Limited - Numeric Violation
April 30, 2026
BOD, 5-day, 20 deg. C
3% over limit
Discharged 31 mg/L against a permitted limit of 30 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
July 31, 2025
E. coli
388% over limit
Discharged 2000 MPN/100mL against a permitted limit of 410 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
May 31, 2025
pH
0% over limit
Discharged 5.9 SU against a permitted limit of 6 SU (MINIMUM)
DMR, Limited - Numeric Violation
October 31, 2024
BOD, 5-day, 20 deg. C
17% over limit
Discharged 35 mg/L against a permitted limit of 30 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (5 months ago)
Last confirmed
September 15, 2026 (5 days ago)