WINDSOR MHP
NPDES ID: PA0103594
E — SNC: Effluent violation (monthly average limit)
The facility discharged more of a pollutant than its permit allows, based on a monthly average.
Violations
March 31, 2026
Nitrogen, ammonia total [as N]
3% over limit
Discharged 4.93 mg/L against a permitted limit of 4.8 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Nitrogen, ammonia total [as N]
62% over limit
Discharged 7.78 mg/L against a permitted limit of 4.8 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2026
Nitrogen, ammonia total [as N]
26% over limit
Discharged 6.03 mg/L against a permitted limit of 4.8 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2025
Nitrogen, ammonia total [as N]
42% over limit
Discharged 6.83 mg/L against a permitted limit of 4.8 mg/L (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2025
pH
0% over limit
Discharged 9.33 SU against a permitted limit of 9 SU (DAILY MX)
DMR, Limited - Numeric Violation
February 28, 2025
Nitrogen, ammonia total [as N]
98% over limit
Discharged 9.5 mg/L against a permitted limit of 4.8 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2025
Nitrogen, ammonia total [as N]
74% over limit
Discharged 8.35 mg/L against a permitted limit of 4.8 mg/L (MO AVG)
DMR, Limited - Numeric Violation
November 30, 2024
Nitrogen, ammonia total [as N]
36% over limit
Discharged 6.54 mg/L against a permitted limit of 4.8 mg/L (MO AVG)
DMR, Limited - Numeric Violation
August 31, 2024
Solids, total suspended
50% over limit
Discharged 45 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
August 1, 2026 (5 days ago)