| Violation ID |
Occurred Date |
Violation Type |
(-) Violation Description |
Corrective Action |
Status |
Classification |
Source |
| 1150706 |
12/02/2025 |
CAT2 |
Cyanide, Amenable Daily Maximum limit is 8.5 ug/L and reported value was 11 ug/L at M-001. |
The City is looking into possible sources of pollution and will continue to monitor monthly. |
Violation |
U |
eSMR |
| 1150704 |
12/02/2025 |
CAT2 |
Cyanide, Amenable Monthly Average limit is 4.3 ug/L and reported value was 11 ug/L at M-001. |
The City is looking into possible sources of pollution and will continue to monitor monthly. |
Violation |
U |
eSMR |
| 1150707 |
12/02/2025 |
CAT2 |
Dieldrin Daily Maximum limit is 0.00028 ug/L and reported value was 0.0066 ug/L at M-001. |
Staff did not find abnormal activity that may have contributed to this detection. The City will continue to monitor dieldrin monthly at the influent and effluent of WRF No. 1 and will continue to review and update the PMP. |
Violation |
U |
eSMR |
| 1150705 |
12/02/2025 |
CAT2 |
Dieldrin Monthly Average limit is 0.00014 ug/L and reported value was 0.0066 ug/L at M-001. |
Staff did not find abnormal activity that may have contributed to this detection. The City will continue to monitor dieldrin monthly at the influent and effluent of WRF No. 1 and will continue to review and update the PMP. |
Violation |
U |
eSMR |
| 1148791 |
09/30/2025 |
CTOX |
Chronic Toxicity-C.dubia-Reproduction Other limit is 1.0 TUc and reported value was 1.05 TUc at M-001. |
The City continues monitoring under accelerated sampling until compliance is met. |
Violation |
U |
eSMR |
| 1147852 |
08/31/2025 |
CTOX |
Chronic Toxicity-C.dubia-Reproduction Other limit is 1 TUc and reported value was 1.35 TUc at M-001. |
Operations continues monitoring under the accelerated sampling schedule to pinpoint the source or nature of the problem. |
Violation |
U |
eSMR |
| 1147851 |
08/17/2025 |
CAT1 |
Total Suspended Solids (TSS) High Weekly Average limit is 30 mg/L and reported value was 60.4 mg/L at M-001. |
The lab has reviewed sampling/flushing protocol with their sampler, as well as how kits are prepared each day and have noted no anomalies that could explain this error. Eurofins¿s Quality Assurance group will do a field audit of the sampler as well (who is a weekend only sampler currently) before the end of October (currently planned for the 10th). |
Violation |
U |
eSMR |
| 1146412 |
07/31/2025 |
CTOX |
Chronic Toxicity-C.dubia-Reproduction Other limit is 1.0 TUc and reported value was 1.3 TUc at M-001. |
Operations staff continue to collect accelerated samples every two weeks under the accelerated schedule. Special locations are being sampled in coordination with our toxicity laboratory to pinpoint the source or nature of the problem. |
Violation |
U |
eSMR |
| 1145329 |
06/30/2025 |
CTOX |
Chronic Toxicity-C.dubia-Reproduction Other limit is 1.0 TUc and reported value was 1.2 TUc at M-001. |
Operations staff replaced the total chlorine residual analyzer with a meter of similar type but greater capacity to monitor chlorine residual in a lower range far more precisely. The new analyzer was calibrated and had its readings confirmed over multiple grab samples spanning several days. This analyzer will allow operations staff to more capably balance the water chemistry of effluent leaving the facility and samples collected for regulatory reporting. |
Violation |
U |
eSMR |
| 1139469 |
12/03/2024 |
CAT2 |
Dieldrin Daily Maximum limit is 0.00028 ug/L and reported value was 0.013 ug/L at M-001. |
Staff did not find abnormal activity that may have contributed to this detection. The City will continue to monitor dieldrin monthly at the influent and effluent of WRF No. 1 and will continue to review and update the PMP. |
Violation |
U |
eSMR |
| 1139468 |
12/03/2024 |
CAT2 |
Dieldrin Monthly Average limit is 0.00014 ug/L and reported value was 0.0065 ug/L at M-001. |
Staff did not find abnormal activity that may have contributed to this detection. The City will continue to monitor dieldrin monthly at the influent and effluent of WRF No. 1 and will continue to review and update the PMP. |
Violation |
U |
eSMR |
| 1138194 |
11/05/2024 |
CAT2 |
Cyanide, Free Available Monthly Average limit is 4.3 ug/L and reported value was 7.10 ug/L at M-001. |
The City will work with the lab to review results collected this year under
both methods 4500CN and OIA 1677 and to determine where cyanide is being generated. |
Violation |
U |
eSMR |
| 1128064 |
04/30/2024 |
CAT2 |
Cyanide, Free Available Monthly Average (Mean) limit is 4.3 ug/L and reported value was 5.5 ug/L at M-001. |
The City is looking into potential sources of contamination and has increased monitoring for amenable cyanide. |
Violation |
U |
eSMR |
| 1112956 |
12/06/2022 |
CAT2 |
Dieldrin Daily Maximum limit is 0.00028 ug/L and reported value was 0.0037 ug/L at M-001. |
The City is looking into possible causes of the exceedance and will continue to monitor results monthly. |
Violation |
U |
eSMR |
| 1112955 |
12/06/2022 |
CAT2 |
Dieldrin Monthly Average limit is 0.00014 ug/L and reported value was 0.0037 ug/L at M-001. |
The City is looking into possible causes of the exceedance and will continue to monitor results monthly. |
Violation |
U |
eSMR |
| 1112958 |
12/06/2022 |
CAT2 |
Heptachlor Daily Maximum limit is 0.00042 ug/L and reported value was 0.03 ug/L at M-001. |
Heptachlor was added to the PMP in January 2023. The City is looking into possible
causes of the exceedance and will continue to monitor results monthly. |
Violation |
U |
eSMR |
| 1112957 |
12/06/2022 |
CAT2 |
Heptachlor Monthly Average limit is 0.00021 ug/L and reported value was 0.03 ug/L at M-001. |
Heptachlor was added to the PMP in January 2023. The City is looking into possible
causes of the exceedance and will continue to monitor results monthly. |
Violation |
U |
eSMR |
| 1111629 |
11/08/2022 |
CAT2 |
4,4-DDT Daily Maximum limit is 0.0012 ug/L and reported value was 0.0021 ug/L at M-001. |
The City is looking into possible sources of pollution. |
Violation |
U |
eSMR |
| 1111628 |
11/08/2022 |
CAT2 |
4,4-DDT Monthly Average (Mean) limit is 0.00059 ug/L and reported value was 0.0021 ug/L at M-001. |
The City is looking into possible sources of pollution. |
Violation |
U |
eSMR |
| 1109716 |
09/06/2022 |
CAT2 |
Cyanide, Free Available Daily Maximum limit is 8.5 ug/L and reported value was 18 ug/L at M-001. |
The City is looking into possible sources of pollution and will continue to monitor monthly. |
Violation |
U |
eSMR |
| 1109714 |
09/06/2022 |
CAT2 |
Cyanide, Free Available Monthly Average limit is 4.3 ug/L and reported value was 18 ug/L at M-001. |
The City is looking into possible sources of pollution and will continue to monitor monthly. |
Violation |
U |
eSMR |
| 1108842 |
08/13/2022 |
DMON |
8/13/22 TSS sample lost by lab. No data available. |
The City has requested a Corrective Action Report from the lab for this sample. |
Violation |
U |
eSMR |
| 1108836 |
08/02/2022 |
CAT2 |
Bis (2-Ethylhexyl) Phthalate Daily Maximum limit is 11.8 ug/L and reported value was 61 ug/L at M-001. |
The City is investigating potential sources of pollution. |
Violation |
U |
eSMR |
| 1108839 |
08/02/2022 |
CAT2 |
Bis (2-Ethylhexyl) Phthalate Monthly Average limit is 5.9 ug/L and reported value was 61 ug/L at M-001. |
The City is investigating potential sources of pollution. |
Violation |
U |
eSMR |
| 1106611 |
06/29/2022 |
CAT2 |
Bis (2-Ethylhexyl) Phthalate Monthly Average limit is 5.9 ug/L and reported value was 9.1 ug/L at M-001. |
The City is investigating potential sources of pollution. |
Violation |
B |
eSMR |
| 1112163 |
05/16/2022 |
CAT2 |
Bis (2-Ethylhexyl) Phthalate Daily Maximum limit is 11.8 ug/L and reported value was 15 ug/L at M-001. |
The City has investigated potential sources of pollution as soon as it became aware of the exceedance, despite lab reporting delays. The City had reached out to the pretreatment team and replaced all sampling tubing and believes the issue has been resolved based on more recent lab results. |
Violation |
U |
eSMR |
| 1112164 |
05/16/2022 |
CAT2 |
Bis (2-Ethylhexyl) Phthalate Monthly Average limit is 5.9 ug/L and reported value was 15 ug/L at M-001. |
The City has investigated potential sources of pollution as soon as it became aware of the exceedance, despite lab reporting delays. The City had reached out to the pretreatment team and replaced all sampling tubing and believes the issue has been resolved based on more recent lab results. |
Violation |
U |
eSMR |
| 1101369 |
01/12/2022 |
OEV |
Turbidity Other limit is 5 NTU and reported value was 9.99 NTU at M-001. |
Operations staff turned EQs into a clarifier to capture most of the solids from going out in the effluent. Ran polymer to keep solids from washing out of the clarifiers and alum as required per our permit. |
Violation |
U |
eSMR |
| 1101349 |
01/11/2022 |
OEV |
Turbidity 24-hour Average limit is 2 NTU and reported value was 4.74 NTU at M-001. |
Operations staff turned EQs into a clarifier to capture most of the solids from going out in the effluent. Ran polymer to keep solids from washing out of the clarifiers and alum as required per our permit. |
Violation |
U |
eSMR |
| 1101346 |
01/11/2022 |
OEV |
Turbidity Other limit is 10 NTU and reported value was 11 NTU at M-001. |
Operations staff turned EQs into a clarifier to capture most of the solids from going out in the effluent. Ran polymer to keep solids from washing out of the clarifiers and alum as required per our permit. |
Violation |
U |
eSMR |
| 1101372 |
01/11/2022 |
OEV |
Turbidity Other limit is 5 NTU and reported value was 9.99 NTU at M-001. |
Operations staff turned EQs into a clarifier to capture most of the solids from going out in the effluent. Ran polymer to keep solids from washing out of the clarifiers and alum as required per our permit. |
Violation |
U |
eSMR |
| 1101354 |
01/10/2022 |
OEV |
Turbidity 24-hour Average limit is 2 NTU and reported value was 3.35 NTU at M-001. |
Operations staff turned EQs into a clarifier to capture most of the solids from going out in the effluent. Ran polymer to keep solids from washing out of the clarifiers and alum as required per our permit. |
Violation |
U |
eSMR |
| 1101341 |
01/10/2022 |
OEV |
Turbidity Other limit is 10 NTU and reported value was 11 NTU at M-001. |
Operations staff turned EQs into a clarifier to capture most of the solids from going out in the effluent. Ran polymer to keep solids from washing out of the clarifiers and alum as required per our permit. |
Violation |
U |
eSMR |
| 1101348 |
01/10/2022 |
OEV |
Turbidity Other limit is 5 NTU and reported value was 9.99 NTU at M-001. |
Operations staff turned EQs into a clarifier to capture most of the solids from going out in the effluent. Ran polymer to keep solids from washing out of the clarifiers and alum as required per our permit. |
Violation |
U |
eSMR |
| 1101374 |
01/09/2022 |
OEV |
Turbidity 24-hour Average limit is 2 NTU and reported value was 3.73 NTU at M-001. |
Operations staff turned EQs into a clarifier to capture most of the solids from going out in the effluent. Ran polymer to keep solids from washing out of the clarifiers and alum as required per our permit. |
Violation |
U |
eSMR |
| 1101377 |
01/09/2022 |
OEV |
Turbidity Other limit is 10 NTU and reported value was 11 NTU at M-001. |
Operations staff turned EQs into a clarifier to capture most of the solids from going out in the effluent. Ran polymer to keep solids from washing out of the clarifiers and alum as required per our permit. |
Violation |
U |
eSMR |
| 1101368 |
01/09/2022 |
OEV |
Turbidity Other limit is 5 NTU and reported value was 9.99 NTU at M-001. |
Operations staff turned EQs into a clarifier to capture most of the solids from going out in the effluent. Ran polymer to keep solids from washing out of the clarifiers and alum as required per our permit. |
Violation |
U |
eSMR |
| 1101360 |
01/08/2022 |
OEV |
Turbidity 24-hour Average limit is 2 NTU and reported value was 3.98 NTU at M-001. |
Operations staff turned EQs into a clarifier to capture most of the solids from going out in the effluent. Ran polymer to keep solids from washing out of the clarifiers and alum as required per our permit. |
Violation |
U |
eSMR |
| 1101370 |
01/08/2022 |
OEV |
Turbidity Other limit is 10 NTU and reported value was 11 NTU at M-001. |
Operations staff turned EQs into a clarifier to capture most of the solids from going out in the effluent. Ran polymer to keep solids from washing out of the clarifiers and alum as required per our permit. |
Violation |
U |
eSMR |
| 1101347 |
01/08/2022 |
OEV |
Turbidity Other limit is 5 NTU and reported value was 9.99 NTU at M-001. |
Operations staff turned EQs into a clarifier to capture most of the solids from going out in the effluent. Ran polymer to keep solids from washing out of the clarifiers and alum as required per our permit. |
Violation |
U |
eSMR |
| 1101342 |
01/07/2022 |
OEV |
Turbidity Other limit is 10 NTU and reported value was 11 NTU at M-001. |
Operations staff turned EQs into a clarifier to capture most of the solids from going out in the effluent. Ran polymer to keep solids from washing out of the clarifiers and alum as required per our permit. |
Violation |
U |
eSMR |
| 1101359 |
01/07/2022 |
OEV |
Turbidity Other limit is 5 NTU and reported value was 9.99 NTU at M-001. |
Operations staff turned EQs into a clarifier to capture most of the solids from going out in the effluent. Ran polymer to keep solids from washing out of the clarifiers and alum as required per our permit. |
Violation |
U |
eSMR |
| 1098567 |
11/29/2021 |
OEV |
Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 6.1 MPN/100 mL at M-001. |
The cause of the coliform exceedance is unknown, however, the City has initiated an audit of all contracted samplers to ensure proper sampling techniques are being used. |
Violation |
U |
eSMR |
| 1098556 |
11/16/2021 |
OEV |
Turbidity Other limit is 10 NTU and reported value was 11 NTU at M-001. |
The cause of the high turbidity was due to lack of sludge hauling trailers. Operations staff made operational changes and coordinated with sludge hauling contractors in order to bring the turbidity below permit limits. |
Violation |
U |
eSMR |
| 1098564 |
11/07/2021 |
OEV |
Turbidity Other limit is 10 NTU and reported value was 11 NTU at M-001. |
The cause of the high turbidity was due to lack of sludge hauling trailers. Operations staff made operational changes and coordinated with sludge hauling contractors in order to bring the turbidity below permit limits. |
Violation |
U |
eSMR |
| 1098563 |
11/07/2021 |
OEV |
Turbidity Other limit is 5 NTU and reported value was 11 NTU at M-001. |
The cause of the high turbidity was due to lack of sludge hauling trailers. Operations staff made operational changes and coordinated with sludge hauling contractors in order to bring the turbidity below permit limits. |
Violation |
U |
eSMR |
| 1097176 |
10/05/2021 |
CAT2 |
4,4-DDE Daily Maximum limit is 0.0012 ug/L and reported value was 0.0031 ug/L at M-001. |
The City continues to implement the Pollutant Minimization Program (PMP) for this constituent and is currently conducting additional monitoring. |
Violation |
U |
eSMR |
| 1097174 |
10/05/2021 |
CAT2 |
4,4-DDE Monthly Average limit is 0.00059 ug/L and reported value was 0.0031 ug/L at M-001. |
The City continues to implement the Pollutant Minimization Program (PMP) for this constituent and is currently conducting additional monitoring. |
Violation |
U |
eSMR |
| 1095946 |
09/13/2021 |
OEV |
Turbidity Daily Average (Mean) limit is 2 NTU and reported value was 3 NTU at M-001. |
Corrective actions included requesting more trailers and reducing flow from WRF No. 2 to alleviate the stress on WRF 1B. No additional violations occurred during the month of September. |
Violation |
U |
eSMR |
| 1093413 |
07/29/2021 |
OEV |
Turbidity 24-hour Average limit is 2 NTU and reported value was 3 NTU at M-001. |
Operators immediately stopped draining of digester #3 when turbidity increased, and no additional violations occurred. |
Violation |
U |
eSMR |
| 1093420 |
07/06/2021 |
CAT2 |
4,4-DDE Daily Maximum limit is 0.0012 ug/L and reported value was 0.0053 ug/L at M-001. |
The City continues to implement the Pollutant Minimization Program (PMP) for this constituent and is currently conducting additional monitoring. |
Violation |
U |
eSMR |
| 1093419 |
07/06/2021 |
CAT2 |
4,4-DDE Monthly Average limit is 0.00059 ug/L and reported value was 0.0053 ug/L at M-001. |
The City continues to implement the Pollutant Minimization Program (PMP) for this constituent and is currently conducting additional monitoring. |
Violation |
U |
eSMR |
|
Report displays most recent five years of violations. Refer to the Interactive Violation Report for more data.
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