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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
276434 Cucamonga Valley Water District Special District 10440 Ashford Street Po Box 638 Rancho Cucamonga, CA 91730 909-987-2591(+) johnbo@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
780662 Cucamonga Cyn Rehab Project San Bernardino 8 Dredge/Fill Site Owner 04/26/2012 None
219873 Dewatering,General-CVWD San Bernardino 8 Utility Structure Owner 05/22/1998 None
824639 Cucamonga Valley WS San Bernardino 8 Utility Structure Owner and Operator 05/18/2016 None
794289 Cucamonga Creek Intake Repair Project San Bernardino 8 Dredge/Fill Site Owner 05/20/2013 None
643381 Cucamonga Valley WD CS San Bernardino 8 Collection_System Owner 11/27/2006 None
Total Related Places: 5
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
533395 Braden Yu Person Employee 04/26/2012 08/15/2019 None
540091 John Bosler Person Legally Responsible Official 05/19/2013 None None
606344 Robert Hills Person Legally Responsible Official 02/11/2020 08/05/2025 None
601119 Alafua Otine Person Data Submitter 08/15/2019 None None
361370 Robert Koczko Person Legally Responsible Official 01/23/2007 None None
643833 Benjiman Roden Person Data Submitter 02/22/2024 None None
540091 John Bosler Person Employee 05/20/2013 None None
533395 Braden Yu Person Legally Responsible Official 04/25/2012 08/15/2019 None
361371 George Rodriguez Person Data Submitter 01/23/2007 03/06/2019 None
601118 Gilbert Hernandez Person Data Submitter 08/15/2019 None None
546925 Shawn Spromberg Person Legally Responsible Official 08/15/2014 None None
653441 Michael Maestas Person Legally Responsible Official 12/19/2025 None None
274200 John Vega Person Legally Responsible Official 11/27/2006 08/15/2019 None
Total Related Parties: 13
  
  
  
  
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?
259289 Letter 8 None Historical WDR LT950613 None 06/13/1995 Discharger 06/13/1995 None N
406234 Enrollee - NPDES 8 4DW0352 Active NPDNONMUNIPRCS 2014-0194-DWQ 04/25/2016 None Discharger 05/18/2016 None N
315570 Enrollee 8 8SSO11383 Active SSOMUNILRG 2022-0103-DWQ 05/02/2006 None Discharger 11/27/2006 None N
211511 Enrollee 8 8 362518001 Historical NPDNONMUNIPRCS R8-2009-0003 04/22/2009 08/01/2015 Discharger 09/01/2005 None N
384744 401 Certification 8 None Historical CERFILLEXC None 02/07/2007 None Discharger 04/26/2012 None N
390277 401 Certification 8 None Historical CERFILLEXC None 06/06/2013 06/06/2018 Discharger 05/20/2013 None Y
Total Regulatory Measures: 6
  
  
  
  
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
Total Regulatory Measures linked to Related Parties: 0
  
  
The current report was generated with data as of: 12/30/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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