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 California Integrated Water Quality System Project (CIWQS)
   Party At-A-Glance Report

  
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General Information
Party ID Party Name Party Classification Mailing Address Work Phone Email/Website
331041 Todd Del Frate 11020 Sun Center Drive 200 Rancho Cordova, CA 95670-6114 916-464-4737 tdelfrate@waterboards.ca.gov
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
Total Related Places: 0
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
137762 Central Valley Regional Water Quality Control Board, Sacramento Office Organization Employee 06/29/2006 None Waterboard
Total Related Parties: 1
  
  
  
  
Expand/Contract Regulatory Measures
Regulatory Measures (non-enforcement)
Reg. Measure ID Regulatory Measure Type Region WDID Status Program Order No. RM Effective Date RM Termination Date Relationship Relationship Start Date Relationship End Date Amended?
Total Regulatory Measures: 0
  
  
  
  
Expand/Contract Violations
Violations within the past five years
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
Report currently showing last five years of violations. Click here to return to viewing one year of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 51
*Click the "(+/-) Violation Description" link to expand and contract the violation description.
  
  
  
  
Expand/Contract Enforcement Actions
Enforcement Actions
Enforcement ID Enforcement Type Enf. Order No. Title Program Effective Date Status
Total Enforcement Actions: 0
  
  
  
  
Expand/Contract Enforcement Actions
Regulatory Measures linked to Related Parties
Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status
462913 Central Valley Regional Water Quality Control Board, Sacramento Office Resolution IRRIALLOTH 10/10/2025 Historical
448363 Central Valley Regional Water Quality Control Board, Sacramento Office Resolution PLNBPP 06/10/2022 Historical
402503 Central Valley Regional Water Quality Control Board, Sacramento Office Resolution PLNBPP 07/09/2004 Historical
Total Regulatory Measures linked to Related Parties: 3
  
  
The current report was generated with data as of: 10/23/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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