HOLMES CREEK SEWER CO WWTP
NPDES ID: MO0119148
E — SNC: Effluent violation (monthly average limit)
The facility discharged more of a pollutant than its permit allows, based on a monthly average.
This quarter: 2 effluent violations, 1 single-event violation.
Violations
June 30, 2026
Nitrogen, ammonia total [as N]
1338% over limit
Discharged 43.13 mg/L against a permitted limit of 3 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
2981% over limit
Discharged 43.13 mg/L against a permitted limit of 1.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2026
Nitrogen, ammonia total [as N]
446% over limit
Discharged 36.58 mg/L against a permitted limit of 6.7 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1424% over limit
Discharged 36.58 mg/L against a permitted limit of 2.4 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2025
E. coli
Limit violation
Discharged 2419.6 MPN/100mL against a permitted limit of 1030 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
50% over limit
Discharged 10.07 mg/L against a permitted limit of 6.7 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (5 months ago)
Last confirmed
September 15, 2026 (5 days ago)