Violation ID |
Occurred Date |
Violation Type |
(-) Violation Description |
Corrective Action |
Status |
Classification |
Source |
1122153 |
10/07/2023 |
CAT2 |
Chlorine, Total Residual Daily Maximum limit is 1.2 mg/L and reported value was 9.20 mg/L at M-001. |
The dechlorination pump was immediately repaired and put into service and the effluent residual returned to 0 mg/L. Staff continues to monitor dechlorination pump function and effluent chlorine residuals daily.
|
Violation |
U |
eSMR |
1118241 |
05/13/2023 |
DMON |
Due to staffing issues an effluent total chlorine residual sample was not taken on May 13, 2023.
|
Staff reviewed the sampling requirements and are investigating systems to minimize the chances of rounds being missed in the future.
|
Violation |
U |
eSMR |
1123430 |
04/20/2023 |
CAT2 |
Aldrin 30-Day Average limit is 0.0033 ug/L and reported value was 0.027 ug/L at M-001. |
Staff will continue to monitor as required by the permit and remind all ongoing projects in the district of proper disposal methods. |
Violation |
U |
eSMR |
1116079 |
03/07/2023 |
Surface Water |
Staff suspect that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on March 7, 2023. There was 0.30 inches of rain recorded by staff on March 1, 2023, as well as 0.10 inches recorded on March 6, 2023. |
Bacteriological runoff into surface water occurs independently of plant operations, and is not representative of the plant¿s effluent quality. Results from WWTP effluent samples taken on March 7, 2023, were within compliance for all parameters.
|
Violation |
U |
eSMR |
1116081 |
03/07/2023 |
Surface Water |
Staff suspect that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on March 7, 2023. There was 0.30 inches of rain recorded by staff on March 1, 2023, as well as 0.10 inches recorded on March 6, 2023. |
Bacteriological runoff into surface water occurs independently of plant operations, and is not representative of the plant¿s effluent quality. Results from WWTP effluent samples taken on March 7, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1116082 |
03/07/2023 |
Surface Water |
Staff suspect that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on March 7, 2023. There was 0.30 inches of rain recorded by staff on March 1, 2023, as well as 0.10 inches recorded on March 6, 2023. |
Bacteriological runoff into surface water occurs independently of plant operations, and is not representative of the plant¿s effluent quality. Results from WWTP effluent samples taken on March 7, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1116083 |
03/07/2023 |
Surface Water |
Staff suspect that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on March 7, 2023. There was 0.30 inches of rain recorded by staff on March 1, 2023, as well as 0.10 inches recorded on March 6, 2023. |
Bacteriological runoff into surface water occurs independently of plant operations, and is not representative of the plant¿s effluent quality. Results from WWTP effluent samples taken on March 7, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1116084 |
03/07/2023 |
Surface Water |
Staff suspect that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on March 7, 2023. There was 0.30 inches of rain recorded by staff on March 1, 2023, as well as 0.10 inches recorded on March 6, 2023. |
Bacteriological runoff into surface water occurs independently of plant operations, and is not representative of the plant¿s effluent quality. Results from WWTP effluent samples taken on March 7, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1116080 |
03/07/2023 |
Surface Water |
Staff suspect that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on March 7, 2023. There was 0.30 inches of rain recorded by staff on March 1, 2023, as well as 0.10 inches recorded on March 6, 2023. The RSW-E Monitoring Location is upstream of the wastewater treatment plant and is not under the influence of effluent discharged from the facility; the results of samples collected from these locations are not representative of the plant's effluent quality. |
Bacteriological runoff into surface water occurs independently of plant operations and is not representative of the plant's effluent quality. There is no corrective action that operations staff can take for the RSW-E Monitoring Location, as it is upstream of the facility and not representative of the plant's effluent quality. Results from WWTP effluent samples taken on March 7, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1114992 |
02/07/2023 |
Surface Water |
Staff suspects that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on February 7, 2023. There was 0.50 inches of rain recorded by staff on February 5, 2023, as well as 0.10 inches recorded on both January 29 and January 30, 2023. |
Bacteriological runoff into surface water occurs independently of plant operations and is not representative of the plant's effluent quality. Results from WWTP effluent samples taken on February 7, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1114995 |
02/07/2023 |
Surface Water |
Staff suspects that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on February 7, 2023. There was 0.50 inches of rain recorded by staff on February 5, 2023, as well as 0.10 inches recorded on both January 29 and January 30, 2023. |
Bacteriological runoff into surface water occurs independently of plant operations and is not representative of the plant's effluent quality. Results from WWTP effluent samples taken on February 7, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1114996 |
02/07/2023 |
Surface Water |
Staff suspects that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on February 7, 2023. There was 0.50 inches of rain recorded by staff on February 5, 2023, as well as 0.10 inches recorded on both January 29 and January 30, 2023. |
Bacteriological runoff into surface water occurs independently of plant operations and is not representative of the plant's effluent quality. Results from WWTP effluent samples taken on February 7, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1114997 |
02/07/2023 |
Surface Water |
Staff suspects that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on February 7, 2023. There was 0.50 inches of rain recorded by staff on February 5, 2023, as well as 0.10 inches recorded on both January 29 and January 30, 2023. |
Bacteriological runoff into surface water occurs independently of plant operations and is not representative of the plant's effluent quality. Results from WWTP effluent samples taken on February 7, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1114994 |
02/07/2023 |
Surface Water |
Staff suspects that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on February 7, 2023. There was 0.50 inches of rain recorded by staff on February 5, 2023, as well as 0.10 inches recorded on both January 29 and January 30, 2023. The RSW-E Monitoring Location is upstream of the wastewater treatment plant and is not under the influence of effluent discharged from the facility; the results of samples collected from these locations are not representative of the plant's effluent quality. |
Bacteriological runoff into surface water occurs independently of plant operations and is not representative of the plant's effluent quality. There is no corrective action that operations staff can take for the RSW-E Monitoring Location, as it is upstream of the facility and not representative of the plant's effluent quality. Results from WWTP effluent samples taken on February 7, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1114993 |
02/01/2023 |
Surface Water |
Staff suspects that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on February 7, 2023. There was 0.50 inches of rain recorded by staff on February 5, 2023, as well as 0.10 inches recorded on both January 29 and January 30, 2023. |
Bacteriological runoff into surface water occurs independently of plant operations and is not representative of the plant's effluent quality. Results from WWTP effluent samples taken on February 7, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1114005 |
01/24/2023 |
DMON |
Bacteriological runoff into surface water occurs independently of plant operations and is not representative of the plant's effluent quality. Results from WWTP effluent samples taken on January 24, 2023, were within compliance for all parameters. |
Bacteriological runoff into surface water occurs independently of plant operations and is not representative of the plant's effluent quality. Results from WWTP effluent samples taken on January 24, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1114008 |
01/24/2023 |
DMON |
Staff suspects that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on January 24, 2023. There was 0.3 inches of rain recorded by staff on January 17, and 0.10 inches recorded on January 19, 2023. |
Bacteriological runoff into surface water occurs independently of plant operations and is not representative of the plant's effluent quality. Results from WWTP effluent samples taken on January 24, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1114007 |
01/24/2023 |
Surface Water |
Staff suspect that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on January 24, 2023. There was 0.3 inches of rain recorded by staff on January 17, and 0.10 inches recorded on January 19, 2023. The RSW-E Monitoring Location is upstream of the wastewater treatment plant and is not under the influence of effluent discharged from the facility; the results of samples collected from these locations are not representative of the plant's effluent quality. |
Bacteriological runoff into surface water occurs independently of plant operations and is not representative of the plant's effluent quality. There is no corrective action that operations staff can take for the RSW-E Monitoring Location, as it is upstream of the facility and not representative of the plant's effluent quality. Results from WWTP effluent samples taken on January 24, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1114010 |
01/24/2023 |
Surface Water |
Staff suspects that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on January 24, 2023. There was 0.3 inches of rain recorded by staff on January 17, and 0.10 inches recorded on January 19, 2023. |
Bacteriological runoff into surface water occurs independently of plant operations and is not representative of the plant's effluent quality. Results from WWTP effluent samples taken on January 24, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1114011 |
01/24/2023 |
Surface Water |
Staff suspects that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on January 24, 2023. There was 0.3 inches of rain recorded by staff on January 17, and 0.10 inches recorded on January 19, 2023. |
Bacteriological runoff into surface water occurs independently of plant operations and is not representative of the plant's effluent quality. Results from WWTP effluent samples taken on January 24, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1114006 |
01/24/2023 |
Surface Water |
Staff suspects that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on January 24, 2023. There was 0.3 inches of rain recorded by staff on January 17, and 0.10 inches recorded on January 19, 2023. |
Bacteriological runoff into surface water occurs independently of plant operations and is not representative of the plant's effluent quality. Results from WWTP effluent samples taken on January 24, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1114009 |
01/24/2023 |
Surface Water |
Staff suspects that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on January 24, 2023. There was 0.3 inches of rain recorded by staff on January 17, and 0.10 inches recorded on January 19, 2023.
|
Bacteriological runoff into surface water occurs independently of plant operations and is not representative of the plant's effluent quality. Results from WWTP effluent samples taken on January 24, 2023, were within compliance for all parameters. |
Violation |
U |
eSMR |
1112716 |
12/13/2022 |
Surface Water |
Staff suspect that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on December 13, 2022. There was 0.2 inches of rain recorded by staff on December 10, and 0.5 inches recorded on December 12, 2022. |
Bacteriological runoff into surface water occurs independently of plant operations, and is not representative of the plant¿s effluent quality. Results from WWTP effluent samples taken on December 13, 2022, were within compliance for all parameters. |
Violation |
B |
eSMR |
1112717 |
12/13/2022 |
Surface Water |
Staff suspect that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on December 13, 2022. There was 0.2 inches of rain recorded by staff on December 10, and 0.5 inches recorded on December 12, 2022. |
Bacteriological runoff into surface water occurs independently of plant operations, and is not representative of the plant¿s effluent quality. Results from WWTP effluent samples taken on December 13, 2022, were within compliance for all parameters. |
Violation |
B |
eSMR |
1112718 |
12/13/2022 |
Surface Water |
Staff suspect that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on December 13, 2022. There was 0.2 inches of rain recorded by staff on December 10, and 0.5 inches recorded on December 12, 2022. |
Bacteriological runoff into surface water occurs independently of plant operations, and is not representative of the plant¿s effluent quality. Results from WWTP effluent samples taken on December 13, 2022, were within compliance for all parameters. |
Violation |
U |
eSMR |
1112720 |
12/13/2022 |
Surface Water |
Staff suspect that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on December 13, 2022. There was 0.2 inches of rain recorded by staff on December 10, and 0.5 inches recorded on December 12, 2022. |
Bacteriological runoff into surface water occurs independently of plant operations, and is not representative of the plant¿s effluent quality. Results from WWTP effluent samples taken on December 13, 2022, were within compliance for all parameters. |
Violation |
B |
eSMR |
1112719 |
12/13/2022 |
Surface Water |
Staff suspect that the elevated bacteriological levels at the RSW locations are due to rain events in the days leading up to samples being taken on December 13, 2022. There was 0.2 inches of rain recorded by staff on December 10, and 0.5 inches recorded on December 12, 2022.
The RSW-E Monitoring Location is upstream from the wastewater treatment plant and
is not under the influence of effluent discharged from the facility; the results of samples collected from these locations are not representative of the plant¿s effluent quality. |
Bacteriological runoff into surface water occurs independently of plant operations, and is not representative of the plant¿s effluent quality. Results from WWTP effluent samples taken on December 13, 2022, were within compliance for all parameters. |
Violation |
B |
eSMR |
1111604 |
11/01/2022 |
Surface Water |
The RSW-E Monitoring Location is upstream from the wastewater treatment plant and is not under the influence of effluent discharged from the facility; the results of samples collected from this location are not representative of the plant's effluent quality. |
There is no corrective action operations staff can take, as the RSW-E sample station is located upstream of the facility and is not representative of the plant's effluent quality. |
Violation |
B |
eSMR |
1110780 |
10/04/2022 |
Surface Water |
The RSW-E Monitoring Location is upstream from the wastewater treatment plant and not under the influence of effluent discharged from the facility; the results of samples collected from this location are not representative of the plant's effluent quality |
There is no corrective action operations staff can take, as the RSW-E sample station is located upstream of the facility and is not representative of the plant's effluent quality. |
Violation |
B |
eSMR |
1109545 |
09/13/2022 |
Surface Water |
The RSW-E Monitoring Location is upstream from the wastewater treatment plant and not under the influence of effluent discharged from the facility; the results of samples collected from this location are not representative of the plant¿s effluent quality. |
There is no corrective action operations staff can take, as the RSW-E sample station is located upstream of the facility and is not representative of the plant's effluent quality. |
Violation |
U |
eSMR |
1109546 |
09/08/2022 |
OEV |
Total Coliform Seven Sample Median limit is 23 MPN/100 mL and reported value was 79 MPN/100 mL at M-001. |
Staff continues to adjust chemical dosing levels to provide maximum disinfection and minimize BOD production. On September 15, 2022, staff replaced the boards in the Chlorine Contact Chamber with new, redwood boards. |
Violation |
B |
eSMR |
1109544 |
09/01/2022 |
OEV |
Total Coliform Seven Sample Median limit is 23 MPN/100 mL and reported value was 79 MPN/100 mL at M-001. |
Staff continues to adjust chemical dosing levels to provide maximum disinfection and minimize BOD production. On September 15, 2022, staff replaced the boards in the Chlorine Contact Chamber with new, redwood boards. |
Violation |
B |
eSMR |
1102652 |
02/28/2022 |
CAT1 |
Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 40 mg/L and reported value was 45.5 mg/L at M-001. |
Staff made operational adjustments to the facility as appropriate and collected additional samples within the treatment process to monitor the status of the system. BOD results were in compliance with the weekly average and daily maximum effluent limits and the BOD percent removal for the system for February 2022
was 85.6%. Additional inspections of the facility were conducted, and the discharger plans to investigate options to replace the existing FFR media filter, which has been in place for a number of years, to improve effluent quality.
|
Violation |
B |
eSMR |
1099750 |
12/31/2021 |
CAT2 |
Copper, Total 6-Month Median limit is 150 ug/L and reported value was 160 ug/L at M-001. |
Staff plans to investigate potential sources of copper within the effluent, including via influent and process samples during 2022. |
Violation |
B |
eSMR |
1071280 |
01/02/2020 |
CAT1 |
Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) 7-Day Average (Mean) limit is 60 mg/L and reported value was 64 mg/L at M-001. |
Additional effluent BOD samples were taken to closely monitor effluent BOD levels; all samples collected throughout the remainder of the month remained below daily, weekly and monthly BOD limits. |
Violation |
B |
eSMR |
Report displays most recent five years of violations. Refer to the Interactive Violation Report for more data.
|