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California Integrated Water Quality System Project (CIWQS)
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Place ID 252696 		  
  
  
  
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General Information
Region Place ID Place Name Place Type Place Address Place County
6B 252696 Ridgecrest/Inyokern Landfill Land fill 5 Mi Sw of Ridgecrest Ridgecrest, CA, 93555 Kern
Expand/Contract Related Parties
Related Parties
Party Party Type Party Name Role Classification Relationship Start Date Relationship End Date
24172 Organization Kern County Public Works Department Owner County Agency 09/25/1975
Total Related Parties: 1
Expand/Contract Regulatory Measures
Regulatory Measures
Reg Measure ID Reg Measure Type Region Program Order No. WDID Effective Date Expiration Date Status Amended?
160155 Unregulated 6V SWATS 6B150303022 Historical N
439782 Co-Permitee SB SLIC 2019-0006-DWQ 6B150303022 03/20/2019 Active N
409535 WDR 6V LFOPER R6V-2016-0051 6B150303022 09/14/2016 09/14/2026 Active N
146557 WDR 6V LFOPER 95-033 6B150303022 03/09/1995 03/09/2025 Historical Y
146204 WDR 6V LNDISP 93-10026 6B150303022 09/09/1993 03/05/1995 Historical N
145809 WDR 6V LNDISP 85-058 6B150303022 06/13/1985 03/05/1995 Historical N
147913 WDR 6V LNDISP 80-081 6B150303022 10/09/1980 10/09/1990 Historical N
147850 WDR 6V LNDISP 75-097 6B150303022 09/25/1975 09/25/1985 Historical N
Total Reg Measures: 8
Expand/Contract Violations
Violations
Violation ID Occurred Date Violation Type (-) Violation Description Corrective Action Status Classification Source
1141786 02/25/2025 Order Conditions Lysimeter RD1-01 vacuum pressure was under 70-80 centibars, both under the new proposed sampling method and prior to the implementation of the new method. Violates Board Order R6V-2016-0051, Waste Discharge Requirements, Section II.A.19. Water Board staff are actively working with discharger. Discharger was requested to submit a work plan for the repair or replacement of RD1-01 to be submitted by April 15, 2025. Violation B Inspection
1140766 02/25/2025 UAUTHDISC Windblown litter outside of the fence along the east side of the property. Violates Board Order No. R6V-2016-0051, Waste Discharge Requirements, Section II. A. 5. Water Board staff are working with discharger. Discharger to submit photo documentation of cleanup by 3/15/25. Discharger submitted documentation showing that they installed additional measures to prevent offsite windblown litter. Violation B Inspection
1131199 08/30/2023 GWAT Exceeded WQPS Calcium, Dichlorodifluoromethane, Hardness as CaCO3, Magnesium, Nitrogen, Nitrate (as N), Tetrachloroethene (PCE), and Trichlorofluoromethane. Violates Board Order R6V-2016-0051 MRP I.C.1.a. Discharger remediating release with CAP and implementing land fill gas extraction and source controls. Violation B Report
1131200 08/28/2023 DMON Vacuum will be applied on the system pressure line for each lysimeter to 70-80 centibars for at least 24 hours. Provided records do not show that the proper pressurizing procedures were used prior to sampling. Violates Board Order R6V-2016-0051 MRP II.A.2.c. Water Board staff is working with the discharger to determine appropriate next steps. Violation B Report
1131196 03/20/2023 GWAT Exceeded WQPS Alkalinity as CaCO3, Dichlorodifluoromethane, Tetrachloroethene (PCE), and Trichlorofluoromethane. Violates Board Order R6V-2016-0051 MRP I.C.1.a. Discharger remediating release with CAP and implementing land fill gas extraction and source controls. Violation B Report
1131198 03/13/2023 DMON Vacuum will be applied on the system pressure line for each lysimeter to 70-80 centibars for at least 24 hours. Provided records do not show that the proper pressurizing procedures were used prior to sampling. Violates Board Order R6V-2016-0051 MRP II.A.2.c. Water Board staff is working with the discharger to determine appropriate next steps. Violation B Report
1131194 09/15/2022 GWAT Exceeded WQPS Dichlorodifluoromethane, Nitrogen, Nitrate (as N), Tetrachloroethene (PCE), and Trichlorofluoromethane. Violates Board Order R6V-2016-0051 MRP I.C.1.a. Discharger remediating release with CAP and implementing land fill gas extraction and source controls. Violation B Report
1131192 03/03/2022 GWAT Exceeded WQPS Arsenic, Beryllium, Copper, Dichlorodifluoromethane, Mercury, Nickel, Nitrogen, Nitrate (as N), Tetrachloroethene (PCE), Tin, and Trichlorofluoromethane. Violates Board Order R6V-2016-0051 MRP I.C.1.a. Discharger remediating release with CAP and implementing land fill gas extraction and source controls. Violation B Report
1131193 02/15/2022 DMON Vacuum will be applied on the system pressure line for each lysimeter to 70-80 centibars for at least 24 hours. Provided records do not show that the proper pressurizing procedures were used prior to sampling. Violates Board Order R6V-2016-0051 MRP II.A.2.c. Water Board staff is working with the discharger to determine appropriate next steps. Violation B Report
1131191 08/25/2021 DMON Lysimeter field sheet not included for the 2021 H2 monitoring period. Violates Board Order R6V-2016-0051 MRP II.A.2.c. Water Board staff is working with the discharger to determine appropriate next steps. Violation B Report
1131190 08/25/2021 GWAT Exceeded WQPS Magnesium, Nitrogen, Nitrate (as N), Tetrachloroethene (PCE), and Trichlorofluoromethane. Violates Board Order R6V-2016-0051 MRP I.C.1.a. Discharger remediating release with CAP and implementing land fill gas extraction and source controls. Violation B Report
1131189 02/11/2021 DMON Vacuum will be applied on the system pressure line for each lysimeter to 70-80 centibars for at least 24 hours. Provided records do not show that the proper pressurizing procedures were used prior to sampling. Violates Board Order R6V-2016-0051 MRP II.A.2.c. Water Board staff is working with the discharger to determine appropriate next steps. Violation B Report
1131188 02/11/2021 GWAT Exceeded WQPS Dichlorodifluoromethane, Tetrachloroethene (PCE), and Trichlorofluoromethane. Violates Board Order R6V-2016-0051 MRP I.C.1.a. Discharger remediating release with CAP and implementing land fill gas extraction and source controls. Violation B Report
1131186 07/22/2020 GWAT Exceeded WQPS Chloride, Tetrachloroethene (PCE), and Total Dissolved Solids. Violates Board Order R6V-2016-0051 MRP I.C.1.a. Discharger remediating release with CAP and implementing land fill gas extraction and source controls. Violation B Report
1131187 07/21/2020 DMON Vacuum will be applied on the system pressure line for each lysimeter to 70-80 centibars for at least 24 hours. Provided records do not show that the proper pressurizing procedures were used prior to sampling. Violates Board Order R6V-2016-0051 MRP II.A.2.c. Water Board staff is working with the discharger to determine appropriate next steps. Violation B Report
Report displays most recent five years of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 15 Priority Violations: 0
*Click the "(+/-) Violation Description" link to expand and contract the violation description.
*As of 5/20/2010, the Water Board's Enforcement Policy requires that all violations be classified as 1, 2 or 3, with class 1 being the highest. Prior to this, violations were simply classified as Yes or No. If a 123 classification has been assigned to a violation that occurred before this date, that classification data will be displayed instead of the Yes/No data.
Violation Types
DMON = Deficient Monitoring GWAT = Groundwater
Order Conditions = Order Conditions UAUTHDISC = Unauthorized Discharge
Expand/Contract Enforcement Actions
Enforcement Actions
Enf Id Enf Type Enf Order No. Effective Date Status
460586 Oral Communication 02/25/2025 Historical
460587 Oral Communication 02/25/2025 Historical
458204 Oral Communication null 08/27/2024 Historical
457682 Oral Communication 03/25/2020 Historical
457686 Oral Communication 03/25/2020 Historical
427160 Staff Enforcement Letter R6V-2016-0051 11/05/2018 Historical
Total Enf Actions: 6
Expand/Contract Inspections
Inspections
Inspection ID Inspection Type Lead Inspector Actual End Date Planned Violations Attachment
59208364 B Type compliance inspection Tiara Crucius 02/25/2025 N 2 Download
33847042 B Type compliance inspection Tiffany Steinert 09/24/2018 N 0 N/A
28827078 B Type compliance inspection Jan Zimmerman 04/17/2017 N 0 N/A
20459702 B Type compliance inspection Jan Zimmerman 05/12/2015 N 0 Download
16252810 B Type compliance inspection Jan Zimmerman 05/06/2014 N 0 N/A
12340057 B Type compliance inspection Jan Zimmerman 04/11/2013 N 0 N/A
8400426 B Type compliance inspection Jan Zimmerman 05/15/2012 Y 0 Download
3913200 B Type compliance inspection Jan Zimmerman 03/15/2011 Y 0 N/A
2135004 B Type compliance inspection Jan Zimmerman 03/02/2010 Y 0 Download
1671421 B Type compliance inspection Jan Zimmerman 04/21/2009 Y 0 Download
1302620 A Type compliance inspection Mack Hakakian 01/30/2008 Y 0 N/A
1082041 B Type compliance inspection 06/05/2007 Y 0 N/A
330132 B Type compliance inspection Doug Feay 05/21/2003 Y 0 N/A
295060 B Type compliance inspection Greg Cash 01/28/2002 Y 0 N/A
295059 Miscellaneous inspection Greg Cash 11/14/2001 Y 0 N/A
295061 Miscellaneous inspection Greg Cash 07/20/2001 Y 0 N/A
295062 Miscellaneous inspection Greg Cash 04/26/2001 Y 0 N/A
295082 B Type compliance inspection Greg Cash 04/26/2001 Y 0 N/A
295081 A Type compliance inspection Greg Cash 01/13/2000 Y 0 N/A
295057 B Type compliance inspection Martin Sandoval 06/09/1998 Y 0 N/A
295056 B Type compliance inspection Unknown u 06/18/1997 Y 0 N/A
295055 B Type compliance inspection Chris M Cochran 05/31/1996 Y 0 N/A
295058 B Type compliance inspection Thomas S. Howard 06/21/1994 Y 0 N/A
Total Inspections: 23 Last Inspection: 02/25/2025
  
The current report was generated with data as of: 05/14/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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