NPDES ID: CA0023671
S — SNC: Compliance schedule violation
The facility missed a deadline in its compliance schedule by more than 90 days.
Violations
March 31, 2026
Dichlorobromomethane
662% over limit
Discharged 0.0099 mg/L against a permitted limit of 0.0013 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Dichlorobromomethane
1668% over limit
Discharged 0.0099 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Nitrogen, nitrate total [as N]
240% over limit
Discharged 34 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dibromochloromethane
318% over limit
Discharged 0.00167 mg/L against a permitted limit of 0.0004 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
35% over limit
Discharged 0.012 mg/L against a permitted limit of 0.0089 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total dissolved
14% over limit
Discharged 570 mg/L against a permitted limit of 500 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Carbon tetrachloride
154% over limit
Discharged 0.000636 mg/L against a permitted limit of 0.00025 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dibromochloromethane
67% over limit
Discharged 0.00167 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Carbon tetrachloride
27% over limit
Discharged 0.000636 mg/L against a permitted limit of 0.0005 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
January 31, 2026
Dibromochloromethane
185% over limit
Discharged 0.00114 mg/L against a permitted limit of 0.0004 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dichlorobromomethane
691% over limit
Discharged 0.00443 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dichlorobromomethane
241% over limit
Discharged 0.00443 mg/L against a permitted limit of 0.0013 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Dibromochloromethane
14% over limit
Discharged 0.00114 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2025
Dichlorobromomethane
777% over limit
Discharged 0.0114 mg/L against a permitted limit of 0.0013 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Dichlorobromomethane
1936% over limit
Discharged 0.0114 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
November 30, 2025
Nitrogen, nitrate total [as N]
110% over limit
Discharged 21 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
October 31, 2025
Nitrogen, nitrate total [as N]
160% over limit
Discharged 26 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dibromochloromethane
111% over limit
Discharged 0.00211 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Dibromochloromethane
428% over limit
Discharged 0.00211 mg/L against a permitted limit of 0.0004 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dichlorobromomethane
2525% over limit
Discharged 0.0147 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dichlorobromomethane
1031% over limit
Discharged 0.0147 mg/L against a permitted limit of 0.0013 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total dissolved
12% over limit
Discharged 560 mg/L against a permitted limit of 500 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
8% over limit
Discharged 0.0096 mg/L against a permitted limit of 0.0089 mg/L (MO AVG)
DMR, Limited - Numeric Violation
September 30, 2025
Dibromochloromethane
295% over limit
Discharged 0.00158 mg/L against a permitted limit of 0.0004 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dichlorobromomethane
1131% over limit
Discharged 0.016 mg/L against a permitted limit of 0.0013 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Dichlorobromomethane
2757% over limit
Discharged 0.016 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total dissolved
20% over limit
Discharged 600 mg/L against a permitted limit of 500 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, nitrate total [as N]
150% over limit
Discharged 25 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dibromochloromethane
58% over limit
Discharged 0.00158 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total recoverable
158% over limit
Discharged 0.023 mg/L against a permitted limit of 0.0089 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
64% over limit
Discharged 0.023 mg/L against a permitted limit of 0.014 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
August 31, 2025
Solids, total dissolved
14% over limit
Discharged 570 mg/L against a permitted limit of 500 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
46% over limit
Discharged 0.013 mg/L against a permitted limit of 0.0089 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dibromochloromethane
190% over limit
Discharged 0.00116 mg/L against a permitted limit of 0.0004 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dibromochloromethane
16% over limit
Discharged 0.00116 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Dichlorobromomethane
677% over limit
Discharged 0.0101 mg/L against a permitted limit of 0.0013 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, nitrate total [as N]
150% over limit
Discharged 25 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dichlorobromomethane
1704% over limit
Discharged 0.0101 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2025
Dichlorobromomethane
1052% over limit
Discharged 0.00645 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dibromochloromethane
103% over limit
Discharged 0.000813 mg/L against a permitted limit of 0.0004 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, nitrate total [as N]
210% over limit
Discharged 31 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
46% over limit
Discharged 0.013 mg/L against a permitted limit of 0.0089 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total dissolved
20% over limit
Discharged 600 mg/L against a permitted limit of 500 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dichlorobromomethane
396% over limit
Discharged 0.00645 mg/L against a permitted limit of 0.0013 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
June 30, 2025
Dibromochloromethane
83% over limit
Discharged 0.00183 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, nitrate total [as N]
200% over limit
Discharged 30 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dibromochloromethane
358% over limit
Discharged 0.00183 mg/L against a permitted limit of 0.0004 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dichlorobromomethane
1315% over limit
Discharged 0.0184 mg/L against a permitted limit of 0.0013 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total dissolved
20% over limit
Discharged 600 mg/L against a permitted limit of 500 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
57% over limit
Discharged 0.014 mg/L against a permitted limit of 0.0089 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dichlorobromomethane
3186% over limit
Discharged 0.0184 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2025
Copper, total recoverable
46% over limit
Discharged 0.013 mg/L against a permitted limit of 0.0089 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dibromochloromethane
343% over limit
Discharged 0.00177 mg/L against a permitted limit of 0.0004 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, nitrate total [as N]
160% over limit
Discharged 26 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total dissolved
8% over limit
Discharged 540 mg/L against a permitted limit of 500 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dibromochloromethane
77% over limit
Discharged 0.00177 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Dichlorobromomethane
2204% over limit
Discharged 0.0129 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dichlorobromomethane
892% over limit
Discharged 0.0129 mg/L against a permitted limit of 0.0013 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
April 30, 2025
Dichlorobromomethane
278% over limit
Discharged 0.00492 mg/L against a permitted limit of 0.0013 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, nitrate total [as N]
80% over limit
Discharged 18 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dichlorobromomethane
779% over limit
Discharged 0.00492 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dibromochloromethane
46% over limit
Discharged 0.000582 mg/L against a permitted limit of 0.0004 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Dichlorobromomethane
516% over limit
Discharged 0.00801 mg/L against a permitted limit of 0.0013 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, nitrate total [as N]
50% over limit
Discharged 15 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dichlorobromomethane
1330% over limit
Discharged 0.00801 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, suspended percent removal
17% over limit
Discharged 82.5 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
February 28, 2025
Dichlorobromomethane
42% over limit
Discharged 0.00184 mg/L against a permitted limit of 0.0013 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 3.56 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Numeric Violation
Dichlorobromomethane
229% over limit
Discharged 0.00184 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
46% over limit
Discharged 0.013 mg/L against a permitted limit of 0.0089 mg/L (MO AVG)
DMR, Limited - Numeric Violation
January 31, 2025
Dichlorobromomethane
137% over limit
Discharged 0.00308 mg/L against a permitted limit of 0.0013 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Dichlorobromomethane
450% over limit
Discharged 0.00308 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dibromochloromethane
38% over limit
Discharged 0.00055 mg/L against a permitted limit of 0.0004 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2024
Nitrogen, nitrate total [as N]
200% over limit
Discharged 30 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Chronic Mthd, Survival Endpt %Effect, Growth Endpt Median TSTcHo R/nR Pass/Fail, StatR7d P promelas
0% over limit
Discharged 0 pass=0;fail=1 against a permitted limit of 0 pass=0;fail=1 (VALUE)
DMR, Monitor Only - Overdue
Chronic Mthd Growth Endpt, %Effect, Median TSTcHo R/nR Pass/Fail, Static96hr R subcapitata
0% over limit
Discharged 0 % against a permitted limit of 0 % (MAXIMUM)
DMR, Monitor Only - Overdue
Silver total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
%Surv Static Renewal 96Hr Oncorhynchus mykiss
0% over limit
Discharged 0 % against a permitted limit of 90 % (MEDN MN)
DMR, Limited - Overdue
Acute Mthd Survival Endpt, %Effect, Median TSTaHo R/nR Pass/Fail, StatR96hr C dubia
0% over limit
Discharged 0 % against a permitted limit of 0 % (MAXIMUM)
DMR, Monitor Only - Overdue
Acute Mthd Survival Endpt, %Effect, Median TSTaHo R/nR Pass/Fail, StatR96hr O mykiss
0% over limit
Discharged 0 % against a permitted limit of 0 % (MAXIMUM)
DMR, Monitor Only - Overdue
%Srv Static Renewal 48Hr Acute Ceriodaphnia dubia
0% over limit
Discharged 0 % against a permitted limit of 90 % (MEDN MN)
DMR, Limited - Overdue
Chronic Mthd Growth Endpt, %Effect, Median TSTcHo R/nR Pass/Fail, Static96hr R subcapitata
0% over limit
Discharged 0 pass=0;fail=1 against a permitted limit of 0 pass=0;fail=1 (VALUE)
DMR, Monitor Only - Overdue
%Srv Static Renewal 48Hr Acute Ceriodaphnia dubia
0% over limit
Discharged 0 % against a permitted limit of 70 % (MINIMUM)
DMR, Limited - Overdue
Antimony, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Chronic Mthd, Survival Endpt %Effect, Growth Endpt Median TSTcHo R/nR Pass/Fail, StatR7d P promelas
0% over limit
Discharged 0 % against a permitted limit of 0 % (MAXIMUM)
DMR, Monitor Only - Overdue
Acute Mthd Survival Endpt, %Effect, Median TSTaHo R/nR Pass/Fail, StatR96hr O mykiss
0% over limit
Discharged 0 pass=0;fail=1 against a permitted limit of 0 pass=0;fail=1 (VALUE)
DMR, Monitor Only - Overdue
Chronic Mthd, Survival Endpt %Effect, Reprod Endpt Median TSTcHo R/nR Pass/Fail, StatR8dmax C dubia
0% over limit
Discharged 0 pass=0;fail=1 against a permitted limit of 0 pass=0;fail=1 (VALUE)
DMR, Monitor Only - Overdue
Beryllium, total recoverable [as Be]
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
Dichlorobromomethane
24% over limit
Discharged 0.000697 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Chronic Mthd, Survival Endpt %Effect, Reprod Endpt Median TSTcHo R/nR Pass/Fail, StatR8dmax C dubia
0% over limit
Discharged 0 % against a permitted limit of 0 % (MAXIMUM)
DMR, Monitor Only - Overdue
Thallium, total recoverable
0% over limit
Discharged 0 mg/L against a permitted limit of 0 mg/L (DAILY MX)
DMR, Monitor Only - Overdue
96Hr Acute Ceriodaphn. Dubia % Srv
0% over limit
Discharged 0 % against a permitted limit of 90 % (MEDN MN)
DMR, Limited - Overdue
96Hr Acute Ceriodaphn. Dubia % Srv
0% over limit
Discharged 0 % against a permitted limit of 70 % (MINIMUM)
DMR, Limited - Overdue
Acute Mthd Survival Endpt, %Effect, Median TSTaHo R/nR Pass/Fail, StatR96hr C dubia
0% over limit
Discharged 0 pass=0;fail=1 against a permitted limit of 0 pass=0;fail=1 (VALUE)
DMR, Monitor Only - Overdue
%Surv Static Renewal 96Hr Oncorhynchus mykiss
0% over limit
Discharged 0 % against a permitted limit of 70 % (MINIMUM)
DMR, Limited - Overdue
November 30, 2024
Solids, suspended percent removal
105% over limit
Discharged 69.3 % against a permitted limit of 85 % (MO AV MN)
DMR, Limited - Numeric Violation
October 31, 2024
Dichlorobromomethane
1262% over limit
Discharged 0.0177 mg/L against a permitted limit of 0.0013 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, nitrate total [as N]
200% over limit
Discharged 30 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dichlorobromomethane
3061% over limit
Discharged 0.0177 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dibromochloromethane
139% over limit
Discharged 0.00239 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total dissolved
6% over limit
Discharged 530 mg/L against a permitted limit of 500 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
12% over limit
Discharged 0.01 mg/L against a permitted limit of 0.0089 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dibromochloromethane
498% over limit
Discharged 0.00239 mg/L against a permitted limit of 0.0004 mg/L (MO AVG)
DMR, Limited - Numeric Violation
September 30, 2024
pH
0% over limit
Discharged 5.66 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Numeric Violation
Nitrogen, nitrate total [as N]
210% over limit
Discharged 31 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dichlorobromomethane
2043% over limit
Discharged 0.012 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dibromochloromethane
67% over limit
Discharged 0.00167 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total recoverable
35% over limit
Discharged 0.012 mg/L against a permitted limit of 0.0089 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Coliform, total general
89% over limit
Discharged 43.5 MPN/100mL against a permitted limit of 23 MPN/100mL (MO MED)
DMR, Limited - Numeric Violation
Dichlorobromomethane
823% over limit
Discharged 0.012 mg/L against a permitted limit of 0.0013 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Dibromochloromethane
318% over limit
Discharged 0.00167 mg/L against a permitted limit of 0.0004 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total dissolved
16% over limit
Discharged 580 mg/L against a permitted limit of 500 mg/L (MO AVG)
DMR, Limited - Numeric Violation
August 31, 2024
Solids, total dissolved
26% over limit
Discharged 630 mg/L against a permitted limit of 500 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dibromochloromethane
1% over limit
Discharged 0.00101 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Dibromochloromethane
150% over limit
Discharged 0.001 mg/L against a permitted limit of 0.0004 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
24% over limit
Discharged 0.011 mg/L against a permitted limit of 0.0089 mg/L (MO AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 3.93 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Numeric Violation
Dichlorobromomethane
539% over limit
Discharged 0.00831 mg/L against a permitted limit of 0.0013 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, nitrate total [as N]
220% over limit
Discharged 32 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dichlorobromomethane
1384% over limit
Discharged 0.00831 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2024
Dichlorobromomethane
2079% over limit
Discharged 0.0122 mg/L against a permitted limit of 0.00056 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Dibromochloromethane
54% over limit
Discharged 0.00154 mg/L against a permitted limit of 0.001 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Dichlorobromomethane
838% over limit
Discharged 0.0122 mg/L against a permitted limit of 0.0013 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Copper, total recoverable
35% over limit
Discharged 0.012 mg/L against a permitted limit of 0.0089 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, nitrate total [as N]
240% over limit
Discharged 34 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 6 SU against a permitted limit of 6.5 SU (MINIMUM)
DMR, Limited - Numeric Violation
Dibromochloromethane
285% over limit
Discharged 0.00154 mg/L against a permitted limit of 0.0004 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total dissolved
30% over limit
Discharged 650 mg/L against a permitted limit of 500 mg/L (MO AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (24 days ago)