CITY OF KEMP WWTP
NPDES ID: TX0023396
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: 1 effluent violation.
Violations
April 30, 2026
Nitrogen, ammonia total [as N]
26% over limit
Discharged 2.51 mg/L against a permitted limit of 2 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
March 31, 2026
Nitrogen, ammonia total [as N]
60% over limit
Discharged 3.19 mg/L against a permitted limit of 2 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
January 31, 2026
Solids, total suspended
14% over limit
Discharged 5.7 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
December 31, 2025
Solids, total suspended
86% over limit
Discharged 9.3 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
22% over limit
Discharged 3.22339997 kg/d against a permitted limit of 2.6332 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
274% over limit
Discharged 7.47 mg/L against a permitted limit of 2 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
November 30, 2025
Solids, total suspended
45% over limit
Discharged 9.85179992 kg/d against a permitted limit of 6.81 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
Solids, total suspended
40% over limit
Discharged 7 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
October 31, 2025
Solids, total suspended
38% over limit
Discharged 6.9 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
September 30, 2025
E. coli
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 399 MPN/100mL (SINGGRAB)
DMR, Limited - Overdue
E. coli
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 126 MPN/100mL (DAILY AV)
DMR, Limited - Overdue
August 31, 2025
Solids, total suspended
30% over limit
Discharged 6.5 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
26% over limit
Discharged 18.9 mg/L against a permitted limit of 15 mg/L (SINGGRAB)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
176% over limit
Discharged 5.52 mg/L against a permitted limit of 2 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
July 31, 2025
Nitrogen, ammonia total [as N]
114% over limit
Discharged 5.63413995 kg/d against a permitted limit of 2.6332 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
149% over limit
Discharged 37.3 mg/L against a permitted limit of 15 mg/L (SINGGRAB)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
288% over limit
Discharged 19.4 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
Solids, total suspended
144% over limit
Discharged 12.2 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
136% over limit
Discharged 70.7 mg/L against a permitted limit of 30 mg/L (SINGGRAB)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
916% over limit
Discharged 20.32 mg/L against a permitted limit of 2 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
June 30, 2025
Nitrogen, ammonia total [as N]
34% over limit
Discharged 20.1 mg/L against a permitted limit of 15 mg/L (SINGGRAB)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
373% over limit
Discharged 9.45 mg/L against a permitted limit of 2 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
Solids, total suspended
305% over limit
Discharged 27.60319977 kg/d against a permitted limit of 6.81 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
Solids, total suspended
218% over limit
Discharged 15.9 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
40% over limit
Discharged 3.68647997 kg/d against a permitted limit of 2.6332 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
Solids, total suspended
50% over limit
Discharged 45 mg/L against a permitted limit of 30 mg/L (SINGGRAB)
DMR, Limited - Numeric Violation
May 31, 2025
Nitrogen, ammonia total [as N]
108% over limit
Discharged 4.16 mg/L against a permitted limit of 2 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
Solids, total suspended
22% over limit
Discharged 6.1 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
April 30, 2025
Nitrogen, ammonia total [as N]
66% over limit
Discharged 4.37655996 kg/d against a permitted limit of 2.6332 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
32% over limit
Discharged 19.8 mg/L against a permitted limit of 15 mg/L (SINGGRAB)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
472% over limit
Discharged 11.43 mg/L against a permitted limit of 2 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
40% over limit
Discharged 7 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
Solids, total suspended
76% over limit
Discharged 8.8 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
March 31, 2025
Solids, total suspended
40% over limit
Discharged 7 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
January 31, 2025
E. coli
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 399 MPN/100mL (SINGGRAB)
DMR, Limited - Overdue
E. coli
0% over limit
Discharged 0 MPN/100mL against a permitted limit of 126 MPN/100mL (DAILY AV)
DMR, Limited - Overdue
November 30, 2024
Nitrogen, ammonia total [as N]
23% over limit
Discharged 2.45 mg/L against a permitted limit of 2 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
Solids, total suspended
8% over limit
Discharged 5.4 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
October 31, 2024
Nitrogen, ammonia total [as N]
1439% over limit
Discharged 30.78 mg/L against a permitted limit of 2 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
86% over limit
Discharged 9.3 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
231% over limit
Discharged 49.6 mg/L against a permitted limit of 15 mg/L (SINGGRAB)
DMR, Limited - Numeric Violation
Solids, total suspended
180% over limit
Discharged 14 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
254% over limit
Discharged 9.31153992 kg/d against a permitted limit of 2.6332 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
September 30, 2024
Solids, total suspended
35% over limit
Discharged 9.17079992 kg/d against a permitted limit of 6.81 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
230% over limit
Discharged 49.5 mg/L against a permitted limit of 15 mg/L (SINGGRAB)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
202% over limit
Discharged 15.1 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
2044% over limit
Discharged 42.88 mg/L against a permitted limit of 2 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
Solids, total suspended
9% over limit
Discharged 32.7 mg/L against a permitted limit of 30 mg/L (SINGGRAB)
DMR, Limited - Numeric Violation
Solids, total suspended
468% over limit
Discharged 28.4 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
434% over limit
Discharged 14.07399988 kg/d against a permitted limit of 2.6332 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
August 31, 2024
BOD, carbonaceous [5 day, 20 C]
84% over limit
Discharged 9.2 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1686% over limit
Discharged 35.72 mg/L against a permitted limit of 2 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
Solids, total suspended
130% over limit
Discharged 11.5 mg/L against a permitted limit of 5 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
225% over limit
Discharged 48.7 mg/L against a permitted limit of 15 mg/L (SINGGRAB)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
272% over limit
Discharged 9.78823992 kg/d against a permitted limit of 2.6332 kg/d (DAILY AV)
DMR, Limited - Numeric Violation
July 31, 2024
Nitrogen, ammonia total [as N]
99% over limit
Discharged 3.98 mg/L against a permitted limit of 2 mg/L (DAILY AV)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)