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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
584923 Derek Hentschke 3025 Tuers Road San Jose, CA 95121 None derek.hentschke@sanjoseca.gov
  
  
  
  
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
39735 San Jose City Organization Data Submitter 10/01/2018 None City Agency
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
436745 San Jose City NPDES Permit NPDMUNILRG 04/01/2020 Active
430636 San Jose City Co-Permitee NPDMUNILRG 07/01/2019 Active
398075 San Jose City NPDES Permit NPDMUNILRG 11/01/2014 Historical
389108 San Jose City Co-Permitee NPDMUNILRG 01/01/2013 Active
378824 San Jose City Co-Permitee NPDMUNILRG 04/01/2011 Historical
364292 San Jose City NPDES Permit NPDMUNILRG 06/01/2009 Historical
360531 San Jose City Co-Permitee NPDMUNILRG 03/01/2008 Historical
146614 San Jose City NPDES Permit NPDMUNILRG 02/20/1985 Historical
142778 San Jose City NPDES Permit NPDMUNILRG 10/20/1993 Historical
142257 San Jose City NPDES Permit NPDMUNILRG 06/17/1998 Historical
142213 San Jose City NPDES Permit NPDMUNILRG 01/18/1989 Historical
133339 San Jose City NPDES Permit NPDMUNILRG 11/01/2003 Historical
Total Regulatory Measures linked to Related Parties: 12
  
  
The current report was generated with data as of: 11/04/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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