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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
399199 Chevron Mining Inc R6 Privately-Owned Business 6001 Bollinger Canyon Road C-2144 San Ramon, CA 94583 760-856-7664 None
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
220454 DOMESTIC WASTEWATER T&DFs San Bernardino 6B Wastewater Treatment Facility Owner 09/10/2007 07/11/2017
244589 North Tailing Pond P-16 San Bernardino 6B Metal Mining Owner 09/10/2007 07/11/2017
241610 Mountain Pass Mine & Mill Ops San Bernardino 6B Metal Mining Owner 09/10/2007 04/14/2009
241611 Mountain Pass P-1 Closure San Bernardino 6B Metal Mining Owner 09/10/2007 07/11/2017
215314 COMMUNITY & CO LANDFILLS-Molycorp San Bernardino 6B Land fill Owner 09/10/2007 07/11/2017
245880 Old Evap Pond Closure San Bernardino 6B Surface Impoundment Owner 10/09/2007 None
244189 New Ivanpah Dry Lake Evap Pond San Bernardino 6B Surface Impoundment Owner 09/10/2007 None
246044 Onsite Evaporation Ponds San Bernardino 6B Surface Impoundment None None None
Total Related Places: 8
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
Total Related Parties: 0
  
  
  
  
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?
145883 WDR 6V 6B369006001 Active LNDISPOTH 90-056 09/13/1990 None Discharger 09/10/2007 None N
147169 WDR 6V 6B369003001 Active LNDISPOTH 90-041 06/14/1990 None Discharger 10/03/2007 None N
377626 WDR 6V 6B362098001 Active LNDISPOTH R6V-2010-0047 10/14/2010 None Discharger 10/03/2007 04/14/2009 N
148025 WDR 6V 6B360011004 Historical WDRMUNIOWTS 01-018 04/11/2001 06/19/2013 Discharger 09/10/2007 04/14/2009 N
306717 WDR 6V 6B369706002 Active LFNONOPER R6V-2006-0024 06/14/2006 None Discharger 09/10/2007 04/14/2009 N
388260 WDR 6V 6B360011004 Active WDRMUNIENROTH WQ 2014-0153-DWQ 11/07/2012 None Discharger 09/10/2007 04/14/2009 N
148001 WDR 6V 6B360008001 Active LNDISPOTH 00-074 09/14/2000 None Discharger 10/10/2007 04/14/2009 N
145895 WDR 6V 6B362098001 Historical LNDISP 91-836 06/13/1991 10/14/2010 Discharger 10/03/2007 04/14/2009 N
132920 WDR 6V 6B360009001 Active LNDISPOTH R6V-2004-0042 10/14/2004 None Discharger 09/10/2007 04/14/2009 N
133369 WDR 6V 6B369807003 Active LNDISPOTH R6V-2005-0011 04/14/2005 None Discharger 10/04/2007 04/14/2009 N
Total Regulatory Measures: 10
  
  
  
  
Expand/Contract Violations
Violations within the past year
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.
Report defaults to display violations within the last year. Click here to see last five years of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 0
*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
397167 Oral Communication None Oral Com 06/24/2014 for Molycorp Minerals LLC LNDISPOTH 06/24/2014 Historical
381415 Notice of Violation None N.O.V.E-Mail MOUNTAIN PASS MINE (9/15/2011) LNDISP 09/15/2011 Historical
373075 Notice of Violation R6V-2005-0011 N.O.V.- R6V-2005-0011, PROHIBITION LETTER DATED 2/9/2010 LNDISP 02/09/2010 Historical
374884 Oral Communication R6V-2005-0011 Verbal - MOLYCORP MINERALS LLC- Requested spill report 6/24/2010 LNDISP 06/24/2010 Historical
397928 Oral Communication None Oral Com 07/23/2014 for Molycorp Minerals LLC LNDISPOTH 07/23/2014 Historical
448139 Oral Communication None Oral Com 06/14/2022 Violation Notification LNDISPOTH 06/14/2022 Historical
361178 Notice of Violation R6V-2005-0011 Staff Enf Letter - MOLYCORP MINERALS LLC, ONSITE EVAP PONDS- 1/16/09 LNDISP 01/16/2009 Historical
376448 Oral Communication UNKNOWN Oral Communication- 6B369006001 LNDISP 09/13/1990 Historical
377252 Oral Communication R6V-2005-0011 Verbal - MOLYCORP MINERALS LLC- (01/04/2011) LNDISP 01/04/2011 Historical
396142 Oral Communication None Oral Com 04/23/2014 for Molycorp Minerals LLC LNDISPOTH 04/23/2014 Historical
397929 Oral Communication None Oral Com 08/07/2014 for Molycorp Minerals LLC LNDISPOTH 08/07/2014 Historical
402179 Oral Communication None Oral Com 07/21/2015 for Molycorp Minerals LLC LNDISPOTH 07/21/2015 Historical
371968 Notice of Violation R6V-2005-0011 N.O.V.- MOLYCORP MINERALS LLC-Lined/unlined ponds ww discharge (11/3/2009) LNDISP 11/03/2009 Historical
380130 Notice of Violation None N.O.V.- MOUNTAIN PASS MINE (6/27/2011) LNDISP 06/27/2011 Historical
352256 Notice of Violation None NOV/Chevron Mining Inc - 10/24/2007 LNDISP 10/24/2007 Historical
366142 Notice of Violation R6V-2005-0011 N.O.V.- MOLYCORP MINERALS LLC, ONSITE EVAP PONDS- 4/21/2009 LNDISP 04/21/2009 Historical
377137 Oral Communication R6V-2005-0011 Verbal - MOLYCORP MINERALS LLC- (12/15/2010) LNDISP 12/15/2010 Historical
377156 Oral Communication R6V-2005-0011 Verbal - MOLYCORP MINERALS LLC- (11/22, 23 & 12/21, 2010) LNDISP 11/22/2010 Historical
378461 Notice of Violation None N.O.V.- MOUNTAIN PASS MINE (3/14/2011) LNDISP 02/09/2010 Historical
381356 Notice of Violation None N.O.V.E-Mail MOUNTAIN PASS MINE (9/7/2011) LNDISP 09/07/2011 Historical
387419 Notice of Violation None N.O.V.- MOLYCORP MINERALS, MTN PASS MINE/MILL (9-14-2012) LNDISP 09/14/2012 Historical
395386 Oral Communication None Oral Com 02/28/2014 for Molycorp Minerals LLC LNDISP 02/28/2014 Historical
377152 Oral Communication R6V-2005-0011 Verbal - MOLYCORP MINERALS LLC- (10/19/2010) LNDISP 10/19/2010 Historical
377153 Oral Communication R6V-2005-0011 Verbal - MOLYCORP MINERALS LLC- (11/22/2010) LNDISP 11/22/2010 Historical
399720 Oral Communication None Oral Com 01/15/2015 for Molycorp Minerals LLC LNDISPOTH 01/15/2015 Historical
Total Enforcement Actions: 25
  
  
  
  
Expand/Contract Enforcement Actions
Regulatory Measures linked to Related Parties
Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status
Total Regulatory Measures linked to Related Parties: 0
  
  
The current report was generated with data as of: 11/24/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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