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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
586703 Samantha Hauser 444 Spear Street 200 San Francisco, CA 94105 646-522-4260 samantha@cityventures.com
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
848238 Somerset Place Sonoma 1 Dredge/Fill Site Contact 11/05/2018 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
647798 Cotati 2 Inv LLC Organization Legally Responsible Official 10/24/2024 None Privately-Owned Business
554588 CV Santa Rosa Investments, LLC Organization Employee 11/05/2018 None Privately-Owned Business
544513 City Ventures Organization Legally Responsible Official 10/27/2022 None Privately-Owned Business
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?
422111 401 Certification 1 1B180075WNSO Active CERFILLEXC None 11/15/2018 None Discharger Contact 11/05/2018 None N
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
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
449705 City Ventures 401 Certification CERFILLEXC 01/10/2024 Active
422111 CV Santa Rosa Investments, LLC 401 Certification CERFILLEXC 11/15/2018 Active
421486 CV Santa Rosa Investments, LLC 401 Certification CERFILLEXC 04/05/2019 Active
421473 CV Santa Rosa Investments, LLC 401 Certification CERFILLEXC 09/24/2018 Active
411432 CV Santa Rosa Investments, LLC 401 Certification CERFILLEXC 05/08/2017 Active
404604 CV Santa Rosa Investments, LLC 401 Certification CERFILLEXC 06/23/2016 Historical
394282 City Ventures 401 Certification CERFILLEXC 02/25/2014 Historical
Total Regulatory Measures linked to Related Parties: 7
  
  
The current report was generated with data as of: 10/31/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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