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. |
1146448 |
08/27/2025 |
Order Conditions |
Failure to submit portable document format (PDF) copies of the 2021, 2023, and 2024 Annual Monitoring and Maintenance Reports to GeoTracker. |
Violation |
None |
Inspection |
Vicini Brothers Green Material Recycling |
408195 |
2015-0121-DWQ |
Y |
1146446 |
08/27/2025 |
Order Conditions |
Failure to upload required sampling analytical data to GeoTracker. |
Violation |
None |
Inspection |
Vicini Brothers Green Material Recycling |
408195 |
2015-0121-DWQ |
Y |
1146445 |
08/27/2025 |
Order Conditions |
Failure to submit the 2021 Annual Monitoring and Maintenance Report. |
Violation |
None |
Inspection |
Vicini Brothers Green Material Recycling |
408195 |
2015-0121-DWQ |
Y |
1146444 |
08/27/2025 |
Order Conditions |
Failure to submit the 2023 Annual Monitoring and Maintenance Report. |
Violation |
N |
Inspection |
Vicini Brothers Green Material Recycling |
408195 |
2015-0121-DWQ |
Y |
1146443 |
08/27/2025 |
Order Conditions |
Failure to submit the 2024 Annual Monitoring and Maintenance Report. |
Violation |
N |
Inspection |
Vicini Brothers Green Material Recycling |
408195 |
2015-0121-DWQ |
Y |
1141780 |
03/11/2025 |
Order Conditions |
HISTORICAL LFG RELEASE CONTINUES TO EFFECT GW SAMPLES ANALYZED |
Violation |
None |
Report |
Ponderosa LF |
440029 |
R5-2020-0026 |
N |
1139888 |
01/08/2025 |
Deficient Monitoring |
Non reporting of effectiveness of corrective action as required by MRP B1.i |
Violation |
None |
Report |
Dellar Landfill |
400800 |
R5-2015-0051 |
N |
1136535 |
11/15/2024 |
Order Conditions |
Lack of groundwater separation at LF-2 LCRS sump; VOCs in wells |
Violation |
None |
Report |
L and D LF |
448385 |
R5-2022-0045 |
N |
1134407 |
10/04/2024 |
Order Conditions |
Lack of groundwater separation beneath landfill MRP A7.b.v. and b.v.d. |
Violation |
None |
Report |
Recology Ostrom Road Landfill - Aquifer Pilot Test Project |
419458 |
R5-2018-0007 |
N |
1131590 |
09/04/2024 |
Order Conditions |
Inorganic compounds (nitrates and other salts) continue to be detected above WQ limits. Discharger required to evaluate the effectiveness of cleanup |
Violation |
None |
Report |
EchoWater Resource Recovery Facility |
404120 |
R5-2015-0133 |
N |
1130259 |
08/01/2024 |
Order Conditions |
Provison H14; 1st Semester 2024 Monitoring Report did not contain a Transmittal Letter signed by an authorized representative with proper certification statement. |
Violation |
None |
Report |
Jackson Road LF Closure |
132375 |
R5-2003-0075 |
N |
1128035 |
05/28/2024 |
Order Conditions |
VOCs and inorganic exceedances in groundwater |
Violation |
None |
Report |
UC Davis Class III LF |
431491 |
R5-2019-0060 |
N |
1127034 |
05/06/2024 |
Order Conditions |
Well screens are drowned. DMP is not collecting representative samples for analysis. new well need to be installed. |
Violation |
None |
Report |
Elk Grove Class III LF |
393515 |
R5-2013-0134 |
N |
1126932 |
05/02/2024 |
Order Conditions |
continued detections of VOCs past the point of compliance. WQPS has not been met. |
Violation |
None |
Report |
Kiefer Road Class III Landfill SWDS |
404984 |
R5-2016-0013 |
N |
1125318 |
03/06/2024 |
Order Conditions |
VOCs continue to be detected in GW wells. Lack of separation between waste and GW at sumps 1A, 2A, 1B, and 2B |
Violation |
None |
Report |
Recology Ostrom Road Landfill - Aquifer Pilot Test Project |
419458 |
R5-2018-0007 |
N |
1124889 |
03/06/2024 |
Order Conditions |
Provision E.7 and E.8, continued VOCs and inorganic exceedances in groundwater. |
Violation |
None |
Report |
28Th Street LF |
132763 |
R5-2004-0039 |
N |
1124176 |
02/06/2024 |
Order Conditions |
GW continues to be affected by LFG migrating from unit. |
Violation |
None |
Report |
Dellar Landfill |
400800 |
R5-2015-0051 |
N |
1123351 |
01/02/2024 |
Order Conditions |
VOCs and inorganic exceedances in groundwater; Facility Specification E.13: >30 centimeters over liner. |
Violation |
None |
Report |
Recology Yuba-Sutter Landfill |
402451 |
R5-2015-0106 |
N |
1121972 |
11/09/2023 |
Order Conditions |
Discharge Spec. B.7; C.7 VOCs discharged to infiltration basin; lack of mseparation between LCRS sump and GW |
Violation |
None |
Report |
L and D LF |
448385 |
R5-2022-0045 |
N |
1121040 |
10/20/2023 |
Order Conditions |
greater than 30 cm over wmu 6f liner, VOCs in GW and vadose consistent with past results. GW separation not maintained. |
Violation |
None |
Report |
Yolo County Central LF |
410920 |
R5-2016-0094 |
N |
1119972 |
09/12/2023 |
Order Conditions |
Monitoring report lacked proper transmittal letter certifying report by responsible party |
Violation |
None |
Report |
Jackson Road LF Closure |
132375 |
R5-2003-0075 |
N |
1119667 |
08/16/2023 |
Order Conditions |
consistent with past results, VOCs detected in GW wells |
Violation |
None |
Report |
UC Davis Class III LF |
431491 |
R5-2019-0060 |
N |
1118684 |
06/30/2023 |
Order Conditions |
LFG detected in vadose zone outside of WMU. Leachate sumps reported over 30 centimeters of liquids in December 2022 |
Violation |
None |
Report |
Foothill Sanitary LF |
400805 |
R5-2015-0058 |
N |
1118368 |
07/11/2023 |
Order Conditions |
LFG has migrated outside of the WMU. This condition is ongoing and should be addressed by enhancing the LFG system |
Violation |
None |
Report |
North Cnty Recycling Center and Sanitary LF |
373222 |
R5-2010-0016 |
N |
1118115 |
01/01/2023 |
Order Conditions |
sumps 1, 2a, 2b not compliant with maintaining less than 30 cm of liquids over liner. CFR, subtitle D, part 258.40(a)(2) and SPRRs Facility Specification E.13. Discharger failed to notify water board and provide written notice with remedial options. |
Violation |
None |
Report |
Foothill Sanitary LF |
400805 |
R5-2015-0058 |
N |
1115632 |
04/21/2023 |
Order Conditions |
VOCs in groundwater, VOCs detected in effluent from treatment system discharged to infiltration basin, VOCs detected in LFG samples north of landfill, lack of separation from GW at LF-2 LCRS, mod 1 and 2, lack of GW separation from waste LF-1 |
Violation |
None |
Report |
L and D LF |
448385 |
R5-2022-0045 |
N |
1115179 |
04/06/2023 |
Order Conditions |
LFG migrating to corrective action wells; pan lysimeters and leak detection devices contain liquids with VOCs |
Violation |
None |
Report |
Recology Ostrom Road Landfill - Aquifer Pilot Test Project |
419458 |
R5-2018-0007 |
N |
1114743 |
03/20/2023 |
Order Conditions |
Accepted hazardous waste (Asbestos) |
Violation |
None |
Complaint |
Kiefer Road Class III Landfill SWDS |
404984 |
R5-2016-0013 |
N |
1113105 |
12/22/2022 |
Order Conditions |
Module 4, Phase 1 side slope liner does not comply with Construction Specifications D.1.b or D.6 |
Violation |
None |
Report |
Kiefer Road Class III Landfill SWDS |
404984 |
R5-2016-0013 |
N |
1112575 |
01/25/2023 |
Order Conditions |
violated compliance limits for liquid head over liner in modules M1L, M2, M3, and M4. |
Violation |
None |
Report |
Kiefer Road Class III Landfill SWDS |
404984 |
R5-2016-0013 |
N |
1112098 |
01/10/2023 |
Order Conditions |
Lack of capacity in wastewater ponds 1 and 2; deficient tarping between 1 October 2022 and 10 January 2023 |
Violation |
None |
Inspection |
Yolo County Central Landfill Compost Facility #2 |
444527 |
2015-0121-DWQ |
N |
1111176 |
12/07/2022 |
Order Conditions |
lack of winter preparation of bare soil slopes. Erosion, waste exposure, and sediment transport t27,20365; 20705 |
Violation |
None |
Inspection |
L and D LF |
431562 |
R5-2019-0044 |
N |
1106262 |
07/05/2022 |
Order Conditions |
Discharge Specification B.5 |
Violation |
None |
Report |
Recology Ostrom Road Landfill - Aquifer Pilot Test Project |
419458 |
R5-2018-0007 |
N |
1106261 |
05/24/2022 |
Order Conditions |
Prohibition A.1, discharge of hazardous waste |
Violation |
None |
Report |
Recology Ostrom Road Landfill - Aquifer Pilot Test Project |
419458 |
R5-2018-0007 |
N |
1105087 |
06/06/2022 |
Order Conditions |
LFG migration has impacted groundwater |
Violation |
None |
Report |
Recology Yuba-Sutter Landfill |
402451 |
R5-2015-0106 |
N |
1104172 |
05/17/2022 |
Order Conditions |
Groundwater continues to report VOCs in samples collected. Consistent with past results. |
Violation |
None |
Report |
28Th Street LF |
132763 |
R5-2004-0039 |
N |
1103450 |
04/28/2022 |
Order Conditions |
VOCs detected in groundwater wells associated with DMP. Inorganic compound exceedances. |
Violation |
None |
Report |
Dellar Landfill |
400800 |
R5-2015-0051 |
N |
1103123 |
04/19/2022 |
Order Conditions |
VOCs detected in groundwater wells; release from WMU |
Violation |
None |
Report |
UC Davis Class III LF |
431491 |
R5-2019-0060 |
N |
1101677 |
03/08/2022 |
Order Conditions |
VOCs detected in GW, VOCs detected in effluent treatment samples; GW elevation separation beneath LCRS sump; GW elevation separation of LF-1, water in waste. |
Violation |
None |
Report |
L and D LF |
431562 |
R5-2019-0044 |
N |
1095506 |
07/15/2021 |
Order Conditions |
VOCs detected in DMP wells; exceedances of inorganics. Consistent with past results |
Violation |
None |
Report |
28Th Street LF |
132763 |
R5-2004-0039 |
N |
1093984 |
09/15/2021 |
Order Conditions |
facility Specification C.7. Groundwater exceeds the LCRS sump elevation; Ongoing release from landfill to groundwater |
Violation |
N |
Report |
L and D LF |
431562 |
R5-2019-0044 |
Y |
1091234 |
06/21/2021 |
Order Conditions |
VOCs and inorganic exceedances in groundwater. Consistent with past results. Deficient reporting: lack of lfg wells field data sheets |
Violation |
N |
Report |
Dellar Landfill |
400800 |
R5-2015-0051 |
Y |
1089548 |
04/29/2021 |
Groundwater |
VOCs detected in wells MW-7R and MW-8. Inorganic compounds exceed established background CLs. LFG is corrective action and requires system modification |
Violation |
N |
Report |
Dixon Pit LF |
148081 |
5-00-186 |
Y |
1088922 |
04/16/2021 |
Deficient Reporting |
groundwater samples were not collected per MRP requirements |
Violation |
N |
Report |
Evans Road LF |
412843 |
R5-2017-0053 |
Y |
1088921 |
04/16/2021 |
Deficient Monitoring |
MRP Unsaturated Zone Monitoring A.2. a-d requires all dry wells to be monitored for soil gas |
Violation |
N |
Report |
Evans Road LF |
412843 |
R5-2017-0053 |
Y |
1088388 |
04/06/2021 |
Order Conditions |
LFG migrating into vadose zone outside of WMU |
Violation |
N |
Report |
North Cnty Recycling Center and Sanitary LF |
373222 |
R5-2010-0016 |
N |
1087809 |
03/17/2021 |
Order Conditions |
Discharger incorrectly using Intrawell statistical methods. WDRs require the use of Interwell (background well). GW flow has changed direction and new background well needed to develop concentration limits. One trace level VOC detected in two wells. |
Violation |
N |
Report |
Harney Lane Class III LF |
364832 |
R5-2009-0049 |
N |
1086743 |
01/21/2021 |
Order Conditions |
conducting composting operations during wet season (1 November through 31 March) |
Violation |
N |
Report |
Lopez Agricultural Services |
408223 |
2015-0121-DWQ |
N |
1082996 |
12/01/2020 |
Order Conditions |
Prohibition A.1: accepted hazardous waste |
Violation |
N |
Report |
Recology Ostrom Road Landfill - Aquifer Pilot Test Project |
419458 |
R5-2018-0007 |
N |
1082905 |
11/18/2020 |
Order Conditions |
Violaton of discharge specification B.5. acceptance of hazardous waste; failed to remove or relocate the waste as required. |
Violation |
N |
Report |
Recology Ostrom Road Landfill - Aquifer Pilot Test Project |
419458 |
R5-2018-0007 |
N |
1082711 |
12/16/2020 |
Groundwater |
VOCs detected in corrective action wells. Required to conduct LFG migration investigation |
Violation |
N |
Report |
Ponderosa LF |
440029 |
R5-2020-0026 |
N |
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