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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
540091 John Bosler 10440 Ashford Street Rancho Cucamonga, CA 91730 909-987-2591 JohnB@cvwdwater.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
276434 Cucamonga Valley Water District Organization Legally Responsible Official 05/19/2013 None Special District
276434 Cucamonga Valley Water District Organization Employee 05/20/2013 None Special District
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
315570 Cucamonga Valley Water District Enrollee SSOMUNILRG 05/02/2006 Active
315570 Cucamonga Valley Water District Enrollee SSOMUNILRG 05/02/2006 Active
384744 Cucamonga Valley Water District 401 Certification CERFILLEXC 02/07/2007 Historical
384744 Cucamonga Valley Water District 401 Certification CERFILLEXC 02/07/2007 Historical
211511 Cucamonga Valley Water District Enrollee NPDNONMUNIPRCS 04/22/2009 Historical
211511 Cucamonga Valley Water District Enrollee NPDNONMUNIPRCS 04/22/2009 Historical
390277 Cucamonga Valley Water District 401 Certification CERFILLEXC 06/06/2013 Historical
390277 Cucamonga Valley Water District 401 Certification CERFILLEXC 06/06/2013 Historical
406234 Cucamonga Valley Water District Enrollee - NPDES NPDNONMUNIPRCS 04/25/2016 Active
406234 Cucamonga Valley Water District Enrollee - NPDES NPDNONMUNIPRCS 04/25/2016 Active
259289 Cucamonga Valley Water District Letter WDR None Historical
259289 Cucamonga Valley Water District Letter WDR None Historical
Total Regulatory Measures linked to Related Parties: 12
  
  
The current report was generated with data as of: 11/25/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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