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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
S34795 Pre Con Products Privately-Owned Business PO Box 940669 Simi Valley, CA 93094 N/A N/A
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
S250825 Pre Con Products Ventura 4 Facility Discharger 09/01/2005 None
S919785 Precon Palmdale Concrete Batch Plant Los Angeles 6B Facility Discharger 02/22/2024 None
Total Related Places: 2
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
N/A David Zarraonandia Contact Owner Contact N/A N/A N/A
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?
S192592 Industrial 4 4 56I003953 Active INDSTW 2014-0057-DWQ 04/03/1992 None Discharger 09/01/2005 None None
Total Regulatory Measures: 1
  
  
  
  
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
S252002 Clean-up and Abatement Order R4-2004-0052 4 56I003953 INDSTW 05/06/2004 Historical
S237739 Notice of Violation NOV 4 56I003953 INDSTW 10/30/2001 Historical
S249595 Notice of Violation NOV 4 56I003953 INDSTW 12/11/2003 Historical
S228216 Notice to Comply Field NTC 4 56I003953 INDSTW 02/08/2000 Historical
S237736 Notice to Comply Field NTC 4 56I003953 INDSTW 10/23/2001 Historical
S235562 Notice to Comply Field NTC 4 56I003953 INDSTW 04/18/2001 Historical
S404919 Staff Enforcement Letter None 4 56I003953 INDSTW 04/20/2010 Historical
Total Enforcement Actions: 7
  
  
  
  
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: 06/05/2026
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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