| 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. |
| 1119312 |
08/10/2023 |
Order Conditions |
Unsuccessful design and construction of the landfill to maintain a stormwater ru |
Violation |
None |
Inspection |
Sierra Army Depot SWDS |
145262 |
93-102 |
Y |
| 1145939 |
03/17/2022 |
Deficient Monitoring |
Failed to sample several groundwater wells for volatile organic compounds during |
Violation |
None |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
Y |
| 1146046 |
03/31/2021 |
Groundwater |
Exceeded the MCL for several metals, inorganics, and volatile organic compounds |
Violation |
N |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
Y |
| 1145964 |
07/30/2025 |
Deficient Reporting |
Failed to report the type of groundwater pump used for purging, the location of |
Violation |
N |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
N |
| 1145908 |
07/30/2025 |
Deficient Reporting |
Failed to report the percentage of total volume of landfill used. Violation of B |
Violation |
N |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
Y |
| 1125999 |
03/17/2023 |
Groundwater |
Exceeded concentration limits (background) for VOCs and total dissolved solids i |
Violation |
N |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
Y |
| 1128025 |
09/21/2023 |
Deficient Monitoring |
Failed to sample several groundwater wells for volatile organic compounds and fa |
Violation |
None |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
N |
| 1145911 |
04/01/2025 |
Deficient Monitoring |
Failed to sample eight wells for volatile organic compounds during the first sem |
Violation |
N |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
Y |
| 1127734 |
01/15/2023 |
Late Report |
Failed to submit the 2022 2nd semi-annual groundwater monitoring report by Janua |
Violation |
N |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
N |
| 1146360 |
11/05/2024 |
Groundwater |
Uranium detected above the MCL in 13 wells, perchlorate detected above the MCL i |
Violation |
None |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
Y |
| 1127737 |
04/15/2023 |
Late Report |
Failed to submit the 2023 Annual Groundwater Monitoring Report by April 15, 2023 |
Violation |
N |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
N |
| 1145942 |
03/15/2023 |
Deficient Monitoring |
Failed to sample several groundwater wells for volatile organic compounds during |
Violation |
None |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
Y |
| 1145947 |
03/27/2024 |
Deficient Monitoring |
Failed to sample several groundwater wells for volatile organic compounds during |
Violation |
None |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
Y |
| 1127738 |
07/15/2022 |
Late Report |
Failed to submit the 2022 1st semi-annual groundwater monitoring report by July |
Violation |
N |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
N |
| 1145912 |
04/01/2025 |
Groundwater |
Exceeded background concentrations and the California Division of Drinking Water |
Violation |
N |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
Y |
| 1145948 |
09/11/2024 |
Deficient Monitoring |
Failed to sample several groundwater wells for volatile organic compounds during |
Violation |
None |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
Y |
| 1124880 |
07/15/2023 |
Late Report |
Failed to submit the 2023 first semi-annual monitoring report by July 15, 2023. |
Violation |
N |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
N |
| 1145941 |
09/21/2022 |
Deficient Monitoring |
Failed to sample several groundwater wells for volatile organic compounds during |
Violation |
None |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
Y |
| 1145961 |
07/30/2025 |
Deficient Reporting |
Failed to report the velocity of groundwater flow. Violation of Board Order 6-93 |
Violation |
N |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
N |
| 1145965 |
07/30/2025 |
Deficient Reporting |
Failed to report the types of waste deposited into the waste management unit. Vi |
Violation |
N |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
N |
| 1128024 |
09/21/2023 |
Groundwater |
Exceeded concentration limits (background) for VOCs, nitrate (as N) and total di |
Violation |
None |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
Y |
| 1122295 |
09/22/2023 |
Deficient Monitoring |
MRP No.01-25 I.A. The Discharger shall monitor and record, for each day, the tot |
Violation |
N |
Report |
Sierra Army Depot Sewage Treatment Plant |
148155 |
01-025 |
Y |
| 1133019 |
08/22/2024 |
Late Report |
Q1 & 2 2024 submitted late on August 22, 2024. Q1 report submitted 129 days late |
Violation |
N |
Report |
Sierra Army Depot Sewage Treatment Plant |
148155 |
01-025 |
Y |
| 1122297 |
09/22/2023 |
Deficient Monitoring |
MRP No. 01-25 I.B. Grab samples of effluent shall be collected from the outflow |
Violation |
N |
Report |
Sierra Army Depot Sewage Treatment Plant |
148155 |
01-025 |
Y |
| 1126629 |
03/25/2024 |
Late Report |
4th Quarter 2023 SMR submitted on March 25, 2024 with a due date of January 15, |
Violation |
N |
Report |
Sierra Army Depot Sewage Treatment Plant |
148155 |
01-025 |
Y |
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