GILLIAM CREEK WWTP
NPDES ID: AL0056626
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: 23 effluent violations.
Violations
June 30, 2026
BOD, carbonaceous [5 day, 20 C]
16% over limit
Discharged 47.2159996 kg/d against a permitted limit of 40.81459966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
9% over limit
Discharged 66.28399944 kg/d against a permitted limit of 60.83599949 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
E. coli
137% over limit
Discharged 299 MPN/100mL against a permitted limit of 126 MPN/100mL (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
22% over limit
Discharged 2.2 mg/L against a permitted limit of 1.8 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
E. coli
2638% over limit
Discharged 8160 MPN/100mL against a permitted limit of 298 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
38% over limit
Discharged 195.21999836 kg/d against a permitted limit of 141.19399881 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
76% over limit
Discharged 9.90173992 kg/d against a permitted limit of 5.62959995 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
54% over limit
Discharged 5.80211995 kg/d against a permitted limit of 3.76819997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
33% over limit
Discharged 124.84999895 kg/d against a permitted limit of 93.97799921 kg/d (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2026
E. coli
2991% over limit
Discharged 9210 MPN/100mL against a permitted limit of 298 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
46% over limit
Discharged 1.75 mg/L against a permitted limit of 1.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
109% over limit
Discharged 3.77 mg/L against a permitted limit of 1.8 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
33% over limit
Discharged 80.81199932 kg/d against a permitted limit of 60.83599949 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
105% over limit
Discharged 7.73161994 kg/d against a permitted limit of 3.76819997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
20% over limit
Discharged 112.59199905 kg/d against a permitted limit of 93.97799921 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
16% over limit
Discharged 52 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
22% over limit
Discharged 49.93999958 kg/d against a permitted limit of 40.81459966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
213% over limit
Discharged 17.64243985 kg/d against a permitted limit of 5.62959995 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
97% over limit
Discharged 278.75599766 kg/d against a permitted limit of 141.19399881 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
April 30, 2026
Nitrogen, ammonia total [as N]
117% over limit
Discharged 4.34 mg/L against a permitted limit of 2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
134% over limit
Discharged 22.03261981 kg/d against a permitted limit of 9.39779992 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
88% over limit
Discharged 11.7994599 kg/d against a permitted limit of 6.26519995 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
203% over limit
Discharged 9.1 mg/L against a permitted limit of 3 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
March 31, 2026
BOD, carbonaceous [5 day, 20 C]
13% over limit
Discharged 59.9279995 kg/d against a permitted limit of 53.11799955 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
32% over limit
Discharged 124.39599895 kg/d against a permitted limit of 93.97799921 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
30% over limit
Discharged 3.9 mg/L against a permitted limit of 3 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
83% over limit
Discharged 17.15211986 kg/d against a permitted limit of 9.39779992 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
10% over limit
Discharged 87.62199926 kg/d against a permitted limit of 79.90399933 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
108% over limit
Discharged 294.19199753 kg/d against a permitted limit of 141.19399881 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
47% over limit
Discharged 78 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
February 28, 2026
E. coli
8% over limit
Discharged 2720 MPN/100mL against a permitted limit of 2507 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
7% over limit
Discharged 84 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
November 30, 2025
Nitrogen, ammonia total [as N]
19% over limit
Discharged 2.15 mg/L against a permitted limit of 1.8 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 8.7 SU against a permitted limit of 8.5 SU (DAILY MX)
DMR, Limited - Numeric Violation
October 31, 2025
Nitrogen, ammonia total [as N]
363% over limit
Discharged 17.46537985 kg/d against a permitted limit of 3.76819997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
979% over limit
Discharged 19.43 mg/L against a permitted limit of 1.8 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
53% over limit
Discharged 69 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
620% over limit
Discharged 8.64 mg/L against a permitted limit of 1.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
28% over limit
Discharged 25 mg/L against a permitted limit of 19.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
510% over limit
Discharged 34.32693971 kg/d against a permitted limit of 5.62959995 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
15% over limit
Discharged 15 mg/L against a permitted limit of 13 mg/L (MO AVG)
DMR, Limited - Numeric Violation
E. coli
8021% over limit
Discharged 24200 MPN/100mL against a permitted limit of 298 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
September 30, 2025
E. coli
645% over limit
Discharged 2220 MPN/100mL against a permitted limit of 298 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
167% over limit
Discharged 4.81 mg/L against a permitted limit of 1.8 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
36% over limit
Discharged 5.11657996 kg/d against a permitted limit of 3.76819997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
9% over limit
Discharged 153.45199871 kg/d against a permitted limit of 141.19399881 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
69% over limit
Discharged 2.03 mg/L against a permitted limit of 1.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
139% over limit
Discharged 13.42931989 kg/d against a permitted limit of 5.62959995 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
62% over limit
Discharged 73 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
August 31, 2025
Nitrogen, ammonia total [as N]
42% over limit
Discharged 7.98585993 kg/d against a permitted limit of 5.62959995 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
26% over limit
Discharged 1.51 mg/L against a permitted limit of 1.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
E. coli
151% over limit
Discharged 749 MPN/100mL against a permitted limit of 298 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
109% over limit
Discharged 3.76 mg/L against a permitted limit of 1.8 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
July 31, 2025
E. coli
574% over limit
Discharged 2010 MPN/100mL against a permitted limit of 298 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
291% over limit
Discharged 237.895998 kg/d against a permitted limit of 60.83599949 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
96% over limit
Discharged 79.90399933 kg/d against a permitted limit of 40.81459966 kg/d (MO AVG)
DMR, Limited - Numeric Violation
BOD, carb-5 day, 20 deg C, percent removal
20% over limit
Discharged 82 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
June 30, 2025
E. coli
197% over limit
Discharged 884 MPN/100mL against a permitted limit of 298 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
May 31, 2025
E. coli
33% over limit
Discharged 168 MPN/100mL against a permitted limit of 126 MPN/100mL (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
13% over limit
Discharged 159.80799866 kg/d against a permitted limit of 141.19399881 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
19% over limit
Discharged 72.18599939 kg/d against a permitted limit of 60.83599949 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
E. coli
4262% over limit
Discharged 13000 MPN/100mL against a permitted limit of 298 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
February 28, 2025
Solids, total suspended
40% over limit
Discharged 131.2059989 kg/d against a permitted limit of 93.97799921 kg/d (MO AVG)
DMR, Limited - Numeric Violation
E. coli
106% over limit
Discharged 5170 MPN/100mL against a permitted limit of 2507 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
14% over limit
Discharged 160.71599865 kg/d against a permitted limit of 141.19399881 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
January 31, 2025
E. coli
518% over limit
Discharged 15500 MPN/100mL against a permitted limit of 2507 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
8% over limit
Discharged 101.24199915 kg/d against a permitted limit of 93.97799921 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
11% over limit
Discharged 156.62999868 kg/d against a permitted limit of 141.19399881 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
December 31, 2024
E. coli
865% over limit
Discharged 24200 MPN/100mL against a permitted limit of 2507 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
November 30, 2024
Solids, total suspended
4% over limit
Discharged 47 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
October 31, 2024
Solids, total suspended
336% over limit
Discharged 196 mg/L against a permitted limit of 45 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
915% over limit
Discharged 18.27 mg/L against a permitted limit of 1.8 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
77% over limit
Discharged 166.6179986 kg/d against a permitted limit of 93.97799921 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
379% over limit
Discharged 18.06011985 kg/d against a permitted limit of 3.76819997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
338% over limit
Discharged 618.3479948 kg/d against a permitted limit of 141.19399881 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
E. coli
8021% over limit
Discharged 24200 MPN/100mL against a permitted limit of 298 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
938% over limit
Discharged 12.46 mg/L against a permitted limit of 1.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
411% over limit
Discharged 28.76543976 kg/d against a permitted limit of 5.62959995 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
97% over limit
Discharged 59 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Numeric Violation
September 30, 2024
BOD, carbonaceous [5 day, 20 C]
33% over limit
Discharged 26 mg/L against a permitted limit of 19.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1439% over limit
Discharged 27.7 mg/L against a permitted limit of 1.8 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
489% over limit
Discharged 33.15107972 kg/d against a permitted limit of 5.62959995 kg/d (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
1049% over limit
Discharged 13.79 mg/L against a permitted limit of 1.2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
327% over limit
Discharged 16.10337986 kg/d against a permitted limit of 3.76819997 kg/d (MO AVG)
DMR, Limited - Numeric Violation
E. coli
8021% over limit
Discharged 24200 MPN/100mL against a permitted limit of 298 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
August 31, 2024
Nitrogen, ammonia total [as N]
23% over limit
Discharged 2.22 mg/L against a permitted limit of 1.8 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
E. coli
80% over limit
Discharged 537 MPN/100mL against a permitted limit of 298 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (4 months ago)
Last confirmed
August 15, 2026 (10 hours ago)