MAWC, AUTUMN WOODS ESTATES WWTF

NPDES ID: MOGDS0040

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]

63% over limit

Discharged 3.9 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 630 MPN/100mL (DAILY MX)

DMR, Limited - Numeric Violation

Nitrogen, ammonia total [as N]

56% over limit

Discharged 13.1 mg/L against a permitted limit of 8.4 mg/L (DAILY MX)

DMR, Limited - Numeric Violation

Nitrogen, ammonia total [as N]

208% over limit

Discharged 6.78 mg/L against a permitted limit of 2.2 mg/L (MO AVG)

DMR, Limited - Numeric Violation

March 31, 2025

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 45 mg/L (WKLY AVG)

DMR, Limited - Overdue

Solids, total suspended

0% over limit

Discharged 0 mg/L against a permitted limit of 30 mg/L (MO AVG)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 2.4 mg/L (MO AVG)

DMR, Limited - Overdue

BOD, 5-day, 20 deg. C

0% over limit

Discharged 0 mg/L against a permitted limit of 30 mg/L (MO AVG)

DMR, Limited - Overdue

Nitrogen, ammonia total [as N]

0% over limit

Discharged 0 mg/L against a permitted limit of 8.4 mg/L (DAILY MX)

DMR, Limited - Overdue

BOD, 5-day, 20 deg. C

0% over limit

Discharged 0 mg/L against a permitted limit of 45 mg/L (WKLY AVG)

DMR, Limited - Overdue

First flagged

April 14, 2026 (3 months ago)

Last confirmed

July 13, 2026 (23 days ago)