| 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. |
| 1145961 |
07/30/2025 |
Deficient Reporting |
Failed to report the velocity of groundwater flow. Violation of Board Order 6-93-102, MRP section V.B.d. |
Violation |
N |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
N |
| 1145964 |
07/30/2025 |
Deficient Reporting |
Failed to report the type of groundwater pump used for purging, the location of pump placement inside the well, and the method of disposing of the purge water. Violation of Board Order 6-93-102, MRP section V.B.e. |
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 Board Order 6-93-102, MRP section I.3. |
Violation |
N |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
Y |
| 1145965 |
07/30/2025 |
Deficient Reporting |
Failed to report the types of waste deposited into the waste management unit. Violation of Board Order 6-93-102, MRP section V.B.l. |
Violation |
N |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
N |
| 1149539 |
07/15/2025 |
Deficient Reporting |
Failed to submit the 2025 first semi-annual groundwater monitoring report. Violation of Board Order 6-86-032, WDR section II.2. |
Violation |
N |
Report |
Herlong Solid WDS |
144828 |
86-032 |
Y |
| 1149552 |
06/30/2025 |
Deficient Monitoring |
Failed to conduct groundwater monitoring and visible inspections of the landfill. Violation of Board Order 6-89-82 WDR section II.2, and Board Order 6-93-100-04, MRP section 13. |
Violation |
None |
Report |
Ravendale SWDS |
145103 |
89-082 |
Y |
| 1149591 |
06/30/2025 |
Deficient Monitoring |
Failed to conduct groundwater monitoring and visible inspections of the landfill. Violation of Board Order 6-89-81 WDR section II.2, and Board Order 6-93-100-03, MRP section 13. |
Violation |
None |
Report |
Madeline SWDS |
145102 |
89-081 |
Y |
| 1146206 |
06/02/2025 |
Groundwater |
Detections of volatile organic compounds and semi-volatile organic compounds in groundwater during the first semi-annual 2025 monitoring event. Violation of Board Order 6-01-045, WDR section I.B.16. |
Violation |
N |
Report |
Bass Hill Sanitary Landfill (Lassen County Class III Landfill) |
148374 |
01-045 |
Y |
| 1145912 |
04/01/2025 |
Groundwater |
Exceeded background concentrations and the California Division of Drinking Water maximum contaminant level for various volatile organic compounds, total dissolved solids, nitrate (as nitrogen), and chloride. Violation of Board Order 6-93-102, WDR section II.A.2.b, and II.B.14. |
Violation |
N |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
Y |
| 1145911 |
04/01/2025 |
Deficient Monitoring |
Failed to sample eight wells for volatile organic compounds during the first semi-annual monitoring event. Violation of Board Order 6-93-102, MRP section III. |
Violation |
N |
Report |
Sierra Army Depot SWDS |
145262 |
93-102 |
Y |
| 1149559 |
02/15/2025 |
Deficient Reporting |
Failed to submit monitoring reports for the annual reporting period. Violation of Board Order, 6-89-082. |
Violation |
None |
Report |
Ravendale SWDS |
145103 |
89-082 |
N |
| 1149592 |
02/15/2025 |
Deficient Monitoring |
Failed to conduct groundwater monitoring and visible inspections of the landfill. Violation of Board Order 6-89-81 WDR section II.2, and Board Order 6-93-100-03, MRP section 13. |
Violation |
None |
Report |
Madeline SWDS |
145102 |
89-081 |
Y |
| 1149590 |
12/31/2024 |
Deficient Monitoring |
Failed to conduct groundwater monitoring and visible inspections of the landfill. Violation of Board Order 6-89-81 WDR section II.2, and Board Order 6-93-100-03, MRP section 13. |
Violation |
None |
Report |
Madeline SWDS |
145102 |
89-081 |
Y |
| 1149538 |
12/31/2024 |
Deficient Monitoring |
Failed to maintain an adequate detection monitoring program during the 2024 second semi-annual monitoring period. Violation of Board Order 6-93-100-01 and Board Order 6-86-32. |
Violation |
None |
Report |
Herlong Solid WDS |
144828 |
86-032 |
Y |
| 1149505 |
12/31/2024 |
Deficient Monitoring |
Failed to monitor groundwater during the 2024 monitoring period. Violation of Board Order R6T-2009-0020, WDR section IV.C.1. |
Violation |
N |
Report |
Cedarville East SWDS |
365971 |
R6T-2009-0020 |
N |
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