| Violation ID |
Occurrence Date |
Violation Type |
Violation Description(+) |
Violation Status |
Priority |
Source |
Facility Name |
Violated Reg. Meas. ID |
Violated Reg. Meas. Order No. |
Linked to Enf. |
| 1149434 |
09/30/2025 |
Deficient Monitoring |
Aerojet did not conduct the required quarterly analysis for total dissolved soli |
Violation |
N |
Report |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
N |
| 1147462 |
06/30/2025 |
Deficient Monitoring |
Aerojet failed to sample the Sailor Bar Park Well System influent (MINFJ) for se |
Violation |
N |
Report |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
N |
| 1137636 |
10/01/2024 |
CAT2 |
Chloroform Daily Maximum limit is 0.7 ug/L and reported value was 0.89 ug/L at M |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1135997 |
09/04/2024 |
CAT2 |
Acetaldehyde Daily Maximum limit is 0.51 lb/day and reported value was 0.58 lb/d |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1135996 |
09/04/2024 |
CAT2 |
Acetaldehyde Daily Maximum limit is 5 ug/L and reported value was 9.8 ug/L at M- |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1134478 |
08/30/2024 |
CAT2 |
Acetaldehyde Monthly Average limit is 5 ug/L and reported value was 8 ug/L at M- |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1134477 |
08/07/2024 |
CAT2 |
Acetaldehyde Maximum Daily (MDEL) limit is 5 ug/L and reported value was 8 ug/L |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1132755 |
07/11/2024 |
Unauthorized Discharge |
A release occurred on the Aerojet GET pipeline near extraction well 4768. Aeroje |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
N |
| 1129456 |
05/02/2024 |
OEV |
pH Instantaneous Maximum limit is 8.5 SU and reported value was 9.2 SU at M-010. |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1124325 |
10/04/2023 |
OEV |
Acrylamide Daily Maximum limit is 0.05 ug/L and reported value was 0.096 ug/L at |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1124324 |
10/31/2023 |
OEV |
pH Instantaneous Minimum limit is 6.5 SU and reported value was 5.94 SU at M-012 |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1124323 |
10/31/2023 |
OEV |
Acrylamide Monthly Average limit is 0.05 ug/L and reported value was 0.096 ug/L |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1121789 |
09/07/2023 |
ATOX |
Acute Toxicity-Fathead Minnow-survival Daily Minimum limit is 70 % survival and |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1118447 |
05/31/2023 |
CAT2 |
Acetaldehyde Monthly Average limit is 5 ug/L and reported value was 6.5 ug/L at |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1118446 |
05/02/2023 |
CAT2 |
Acetaldehyde Daily Maximum limit is 5 ug/L and reported value was 6.5 ug/L at M- |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1117817 |
04/26/2023 |
CAT2 |
Acetaldehyde Daily Maximum limit is 0.51 lb/day and reported value was 1.60 lb/d |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1117816 |
04/30/2023 |
CAT2 |
Acetaldehyde Monthly Average limit is 0.51 lb/day and reported value was 1.58 lb |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1117815 |
04/30/2023 |
CAT2 |
Acetaldehyde Monthly Average limit is 5 ug/L and reported value was 26 ug/L at M |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1117814 |
04/04/2023 |
CAT2 |
Tetrachloroethene Daily Maximum limit is 0.7 ug/L and reported value was 0.8 ug/ |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1117813 |
04/26/2023 |
CAT2 |
Acetaldehyde Daily Maximum limit is 5 ug/L and reported value was 26 ug/L at M-0 |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1116120 |
09/30/2022 |
CAT2 |
Acetaldehyde Monthly Average limit is 5 ug/L and reported value was 15 ug/L at M |
Violation |
None |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1116119 |
09/30/2022 |
CAT2 |
Acetaldehyde Monthly Average limit is 0.51 lb/day and reported value was .79 lb/ |
Violation |
None |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1115797 |
02/02/2023 |
OEV |
pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.64 SU at M-017 |
Violation |
N |
Report |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1115796 |
02/02/2023 |
OEV |
pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.6 SU at M-001. |
Violation |
N |
Report |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1115795 |
02/02/2023 |
CAT2 |
Copper, Total Recoverable Daily Maximum limit is 0.7 mg/L and reported value was |
Violation |
N |
Report |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1110029 |
09/09/2022 |
CAT2 |
Acetaldehyde Daily Maximum limit is 5 ug/L and reported value was 15 ug/L at M-0 |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1110028 |
09/09/2022 |
CAT2 |
Acetaldehyde Daily Maximum limit is 0.51 lb/day and reported value was 0.91 lb/d |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1109204 |
08/03/2022 |
CAT2 |
Acetaldehyde Daily Maximum limit is 5 ug/L and reported value was 11 ug/L at M-0 |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1109203 |
08/03/2022 |
CAT2 |
Acetaldehyde Daily Maximum limit is 0.51 lb/day and reported value was 0.65 lb/d |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1107099 |
06/02/2022 |
CAT2 |
Acetaldehyde Daily Maximum limit is 5 ug/L and reported value was 8 ug/L at M-00 |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1104129 |
10/05/2021 |
OEV |
pH Instantaneous Maximum limit is 8.5 SU and reported value was 9.11 SU at M-009 |
Violation |
None |
Report |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1091769 |
05/31/2021 |
CAT2 |
Acetaldehyde Monthly Average limit is 5 ug/L and reported value was 30 ug/L at M |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1091768 |
05/05/2021 |
CAT2 |
Acetaldehyde Daily Maximum limit is 5 ug/L and reported value was 30 ug/L at M-0 |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1091767 |
05/05/2021 |
CAT2 |
Acetaldehyde Daily Maximum limit is 0.51 lb/day and reported value was 1.85 lb/d |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1091766 |
05/05/2021 |
CAT2 |
Acetaldehyde Monthly Average limit is 0.51 lb/day and reported value was 1.81 lb |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
Y |
| 1085855 |
12/01/2020 |
Deficient Monitoring |
Samples for PROWL (pendimethalin) analysis were mistakenly not collected in Dece |
Violation |
N |
eSMR |
Aerojet Interim GW Extraction & Treatment System |
441580 |
R5-2020-0051 |
N |
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