RED HILL UTILITY LLC
NPDES ID: VA0028258
S — SNC: Compliance schedule violation
The facility missed a deadline in its compliance schedule by more than 90 days.
This quarter: 7 effluent violations.
Violations
May 31, 2026
Nitrogen, ammonia total [as N]
2011% over limit
Discharged 13.3 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
2011% over limit
Discharged 13.3 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
13% over limit
Discharged 18.1 mg/L against a permitted limit of 16 mg/L (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2026
BOD, carbonaceous [5 day, 20 C]
22% over limit
Discharged 29.3 mg/L against a permitted limit of 24 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
83% over limit
Discharged 29.3 mg/L against a permitted limit of 16 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
7424% over limit
Discharged 47.4 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
7424% over limit
Discharged 47.4 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2026
BOD, carbonaceous [5 day, 20 C]
9% over limit
Discharged 17.4 mg/L against a permitted limit of 16 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
3138% over limit
Discharged 20.4 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
3138% over limit
Discharged 20.4 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Nitrogen, ammonia total [as N]
329% over limit
Discharged 2.7 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
329% over limit
Discharged 2.7 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
January 31, 2026
Nitrogen, ammonia total [as N]
6487% over limit
Discharged 41.5 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
6487% over limit
Discharged 41.5 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
25% over limit
Discharged 20 mg/L against a permitted limit of 16 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2025
Nitrogen, ammonia total [as N]
4900% over limit
Discharged 31.5 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
45% over limit
Discharged 23.2 mg/L against a permitted limit of 16 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
4900% over limit
Discharged 31.5 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
13% over limit
Discharged 33.9 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
November 30, 2025
Nitrogen, ammonia total [as N]
289% over limit
Discharged 2.45 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
289% over limit
Discharged 2.45 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2025
Solids, total suspended
43% over limit
Discharged 43 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
12% over limit
Discharged 26.9 mg/L against a permitted limit of 24 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
6281% over limit
Discharged 40.2 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
68% over limit
Discharged 26.9 mg/L against a permitted limit of 16 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
6281% over limit
Discharged 40.2 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
September 30, 2025
Nitrogen, ammonia total [as N]
2217% over limit
Discharged 14.6 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
2217% over limit
Discharged 14.6 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
2217% over limit
Discharged 14.6 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
2217% over limit
Discharged 14.6 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
August 31, 2025
Nitrogen, ammonia total [as N]
4916% over limit
Discharged 31.6 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
4916% over limit
Discharged 31.6 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
4916% over limit
Discharged 31.6 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
4916% over limit
Discharged 31.6 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
July 31, 2025
Solids, total suspended
36% over limit
Discharged 61.1 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
36% over limit
Discharged 61.1 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
104% over limit
Discharged 61.1 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
104% over limit
Discharged 61.1 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
June 30, 2025
Nitrogen, ammonia total [as N]
4233% over limit
Discharged 27.3 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
4233% over limit
Discharged 27.3 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
4233% over limit
Discharged 27.3 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
4233% over limit
Discharged 27.3 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2025
Nitrogen, ammonia total [as N]
956% over limit
Discharged 6.65 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
956% over limit
Discharged 6.65 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
956% over limit
Discharged 6.65 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
956% over limit
Discharged 6.65 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
April 30, 2025
Nitrogen, ammonia total [as N]
1059% over limit
Discharged 7.3 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1059% over limit
Discharged 7.3 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1059% over limit
Discharged 7.3 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1059% over limit
Discharged 7.3 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Nitrogen, ammonia total [as N]
4376% over limit
Discharged 28.2 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
4376% over limit
Discharged 28.2 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
4376% over limit
Discharged 28.2 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
4376% over limit
Discharged 28.2 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2025
BOD, carbonaceous [5 day, 20 C]
36% over limit
Discharged 21.7 mg/L against a permitted limit of 16 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
36% over limit
Discharged 21.7 mg/L against a permitted limit of 16 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
202% over limit
Discharged 1.9 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
202% over limit
Discharged 1.9 mg/L against a permitted limit of 0.63 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
202% over limit
Discharged 1.9 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
202% over limit
Discharged 1.9 mg/L against a permitted limit of 0.63 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2025
Nitrogen, ammonia total [as N]
538% over limit
Discharged 20.6 mg/L against a permitted limit of 3.23 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
538% over limit
Discharged 20.6 mg/L against a permitted limit of 3.23 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
538% over limit
Discharged 20.6 mg/L against a permitted limit of 3.23 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
538% over limit
Discharged 20.6 mg/L against a permitted limit of 3.23 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2024
Nitrogen, ammonia total [as N]
383% over limit
Discharged 15.6 mg/L against a permitted limit of 3.23 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
383% over limit
Discharged 15.6 mg/L against a permitted limit of 3.23 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
383% over limit
Discharged 15.6 mg/L against a permitted limit of 3.23 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
383% over limit
Discharged 15.6 mg/L against a permitted limit of 3.23 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
November 30, 2024
Nitrogen, ammonia total [as N]
238% over limit
Discharged 10.93 mg/L against a permitted limit of 3.23 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
238% over limit
Discharged 10.93 mg/L against a permitted limit of 3.23 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
238% over limit
Discharged 10.93 mg/L against a permitted limit of 3.23 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
238% over limit
Discharged 10.93 mg/L against a permitted limit of 3.23 mg/L (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2024
E. coli
Limit violation
Discharged 7 MPN/100mL against a permitted limit of 126 MPN/100mL (GEO MEAN)
DMR, Limited - Numeric Violation
E. coli
Limit violation
Discharged 7 MPN/100mL against a permitted limit of 126 MPN/100mL (GEO MEAN)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)