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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
478414 Martin Knuppe Privately-Owned Business 4105 Grant Court Court Pleasanton, CA 94566-7636 None None
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
720281 Austin Creek Streambank Restoration Project Sonoma 1 Dredge/Fill Site Interested Party 08/23/2005 None
Total Related Places: 1
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
478407 Martin Knuppe Person Facility Contact 07/16/2008 None None
117545 Matthew Damos Person Interested Party 07/16/2008 None None
Total Related Parties: 2
  
  
  
  
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
393009 Matthew Damos 401 Certification CERREST 10/17/2013 Historical
397813 Matthew Damos 401 Certification CERREST 09/12/2014 Historical
400813 Matthew Damos 401 Certification CERREST 07/24/2015 Historical
454798 Matthew Damos Enrollee - WDR CERFILLEXC 11/06/2023 Active
402356 Matthew Damos 401 Certification CERREST 09/11/2015 Historical
421131 Matthew Damos 401 Certification CERREST 07/23/2018 Active
402013 Matthew Damos 401 Certification CERREST 09/11/2015 Historical
Total Regulatory Measures linked to Related Parties: 7
  
  
The current report was generated with data as of: 12/19/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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