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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
7277 Calaveras Materials Inc Privately-Owned Business 114 East Shaw Avenue Suite 100 Fresno, CA 93710 559-277-7060 None
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
791771 Sanger Aggregates Fresno 5F Sand and Gravel Mining Owner and Operator 02/19/2013 09/24/2023
271715 Warner Gravel Pit Stanislaus 5S Facility Owner 05/11/1998 None
252852 Merced Aggregates Merced 5F Sand and Gravel Mining Owner 06/28/1985 12/13/2023
230809 Hughson Aggregates Stanislaus 5S Sand and Gravel Mining Owner 04/12/2001 12/13/2023
209738 Calaveras Materials Blackstone Plant Fresno 5F Facility Owner 11/28/1984 None
Total Related Places: 5
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
538737 Stuart Mager Person Employee 02/19/2013 None None
538736 Burton Gilpin Person Legally Responsible Official 02/19/2013 None None
493123 Greg Wood Person Board member 12/04/2008 None None
Total Related Parties: 3
  
  
  
  
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?
441734 Individual Monitoring Requirem 5F None Active WDRMINING R5-2020-0830 01/01/2021 None Discharger 12/28/2020 09/24/2023 N
194947 Enrollee 5S 5C507001001 Historical NPDNONMUNIPRCS 93-230 05/19/1998 06/16/2000 Discharger 09/01/2005 None N
144386 WDR 5F 5C202006001 Historical WDRINDIVLRG 90-082 03/23/1990 03/16/2005 Discharger 03/23/1990 None N
144210 WDR 5F 5C242000001 Active WDRMINING 85-166 06/28/1985 None Discharger 06/28/1985 12/13/2023 Y
144113 WDR 5F 5C202006001 Historical WDRINDIVLRG 84-140 11/28/1984 03/23/1990 Discharger 11/28/1984 None N
141718 NPDES Permit 5S 5C502000002 Historical NPDMINING 94-089 04/22/1994 12/06/2001 Discharger 04/22/1994 None N
131413 WDR 5S 5B50NC00007 Active WDRMINING R5-2002-0227 12/06/2002 None Discharger 12/06/2002 12/13/2023 Y
Total Regulatory Measures: 7
  
  
  
  
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
399646 Oral Communication None Oral Com for Calaveras Materials Inc WDRMINING 01/30/2015 Historical
398159 Notice of Violation None NOV 09/04/2014 for Calaveras Materials Inc WDRMINING 09/04/2014 Historical
388254 Oral Communication None Oral Com 12/05/2012 for Calaveras Materials Inc. (Dan Larson) WDR 11/30/2012 Historical
379751 Notice of Violation None NOV 07/07/2011 for Calaveras Materials Inc WDR 07/07/2011 Historical
255202 Staff Enforcement Letter None SEL 03/22/2000 for Calaveras Materials, River Rock Plant WDR 03/22/2000 Historical
255201 Staff Enforcement Letter None SEL 03/22/2000 for Calaveras Materials, Blackstone Plant WDRINDIVLRG 03/22/2000 Historical
Total Enforcement Actions: 6
  
  
  
  
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: 05/02/2024
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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