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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
638315 Greg Kostick 1375 Main Street Weaverville, CA 96093 530-515-2345 gkostick@trlcmill.com
  
  
  
  
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
46330 Trinity River Lumber Company Organization Legally Responsible Official 03/07/2023 None Privately-Owned Business
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 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
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
428754 Trinity River Lumber Company Enrollee - WDR TH 10/11/2018 Historical
428666 Trinity River Lumber Company Enrollee - WDR TH 11/15/2018 Historical
392272 Trinity River Lumber Company Enrollee - Waiver TH None Historical
392271 Trinity River Lumber Company Enrollee - Waiver TH None Historical
392268 Trinity River Lumber Company Enrollee - Waiver TH None Historical
392267 Trinity River Lumber Company Enrollee - Waiver TH 05/07/2010 Historical
260680 Trinity River Lumber Company Letter WDR 04/27/2001 Historical
138804 Trinity River Lumber Company NPDES Permit WDRINDIVLRG 02/27/1997 Historical
137183 Trinity River Lumber Company NPDES Permit NPDINDSML 06/24/1987 Historical
137049 Trinity River Lumber Company NPDES Permit NPDINDSML 11/29/1983 Historical
132954 Trinity River Lumber Company WDR WDRINDIVLRG 05/12/2004 Active
Total Regulatory Measures linked to Related Parties: 11
  
  
The current report was generated with data as of: 11/03/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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