ANDREWS WWTP
NPDES ID: NC0020800
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: 5 effluent violations.
Violations
May 31, 2026
Nitrogen, ammonia total [as N]
52% over limit
Discharged 9.095 mg/L against a permitted limit of 6 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
April 30, 2026
Nitrogen, ammonia total [as N]
58% over limit
Discharged 9.4523 mg/L against a permitted limit of 6 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
9% over limit
Discharged 32.7666 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
7% over limit
Discharged 32.219 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
16% over limit
Discharged 52 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Numeric Violation
February 28, 2026
BOD, 5-day, 20 deg. C
11% over limit
Discharged 33.31 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
January 31, 2026
BOD, 5-day, 20 deg. C
34% over limit
Discharged 60.175 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
4% over limit
Discharged 31.315 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
33% over limit
Discharged 39.93 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
December 31, 2025
Solids, total suspended
28% over limit
Discharged 57.8 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
38% over limit
Discharged 62.02 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
55% over limit
Discharged 46.545 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
36% over limit
Discharged 40.785 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
November 30, 2025
BOD, 5-day, 20 deg. C
33% over limit
Discharged 39.9941 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
33% over limit
Discharged 59.9666 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
10% over limit
Discharged 33.0235 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
6% over limit
Discharged 47.6666 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Numeric Violation
Coliform, fecal MF, MFC broth, 44.5 C
35% over limit
Discharged 540.8963 MPN/100mL against a permitted limit of 400 MPN/100mL (WK GEOMN)
DMR, Limited - Numeric Violation
October 31, 2025
Nitrogen, ammonia total [as N]
111% over limit
Discharged 12.6782 mg/L against a permitted limit of 6 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
September 30, 2025
Nitrogen, ammonia total [as N]
109% over limit
Discharged 12.5142 mg/L against a permitted limit of 6 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
August 31, 2025
Nitrogen, ammonia total [as N]
3% over limit
Discharged 6.2047 mg/L against a permitted limit of 6 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
July 31, 2025
Nitrogen, ammonia total [as N]
2% over limit
Discharged 18.36 mg/L against a permitted limit of 18 mg/L (7 DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
2% over limit
Discharged 45.72 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
13% over limit
Discharged 34.0318 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Coliform, fecal MF, MFC broth, 44.5 C
27% over limit
Discharged 507.2803 MPN/100mL against a permitted limit of 400 MPN/100mL (WK GEOMN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
203% over limit
Discharged 18.15 mg/L against a permitted limit of 6 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Coliform, fecal MF, MFC broth, 44.5 C
12% over limit
Discharged 223.6509 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)
DMR, Limited - Numeric Violation
June 30, 2025
Nitrogen, ammonia total [as N]
43% over limit
Discharged 8.5523 mg/L against a permitted limit of 6 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
April 30, 2025
Solids, total suspended
63% over limit
Discharged 48.8952 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Coliform, fecal MF, MFC broth, 44.5 C
53% over limit
Discharged 306.27 MPN/100mL against a permitted limit of 200 MPN/100mL (MO GEOMN)
DMR, Limited - Numeric Violation
Solids, total suspended
31% over limit
Discharged 58.9 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
4% over limit
Discharged 31.3476 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Coliform, fecal MF, MFC broth, 44.5 C
54% over limit
Discharged 614.4682 MPN/100mL against a permitted limit of 400 MPN/100mL (WK GEOMN)
DMR, Limited - Numeric Violation
March 31, 2025
Solids, total suspended
16% over limit
Discharged 52.4 mg/L against a permitted limit of 45 mg/L (7 DA AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
25% over limit
Discharged 37.6476 mg/L against a permitted limit of 30 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
February 28, 2025
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 14.7 mg/L (30DA AVG)
DMR, Limited - Overdue
January 31, 2025
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 35 mg/L (7 DA AVG)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 14.7 mg/L (30DA AVG)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 1.5 MGD (30DA AVG)
DMR, Limited - Overdue
December 31, 2024
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 1.5 MGD (30DA AVG)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 14.7 mg/L (30DA AVG)
DMR, Limited - Overdue
October 31, 2024
Nitrogen, ammonia total [as N]
135% over limit
Discharged 14.0913 mg/L against a permitted limit of 6 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
September 30, 2024
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0 mg/L against a permitted limit of 6 mg/L (30DA AVG)
DMR, Limited - Overdue
August 31, 2024
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Phosphorus, total [as P]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Nitrogen, ammonia total [as N]
67% over limit
Discharged 10.0318 mg/L against a permitted limit of 6 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Di[2-ethylhexyl] phthalate [DEHP]
41% over limit
Discharged 0.0296 mg/L against a permitted limit of 0.021 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Di[2-ethylhexyl] phthalate [DEHP]
41% over limit
Discharged 0.0296 mg/L against a permitted limit of 0.021 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
July 31, 2024
Di[2-ethylhexyl] phthalate [DEHP]
125% over limit
Discharged 0.0472 mg/L against a permitted limit of 0.021 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
156% over limit
Discharged 15.3333 mg/L against a permitted limit of 6 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Di[2-ethylhexyl] phthalate [DEHP]
125% over limit
Discharged 0.0472 mg/L against a permitted limit of 0.021 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)