Welcome to California
California Home
Welcome to California - images of Golden Gate Bridge, ocean sunset, waterfall, flowers, and city skyline California Home Welcome to the California Environmental Protection Agency
California Integrated Water Quality System Project (CIWQS)
   Party At-A-Glance Report

  
   [VIEW PRINTER FRIENDLY VERSION] [EXPORT THIS REPORT TO EXCEL]

  
  
  
  
  
General Information
Party ID Party Name Party Classification Mailing Address Work Phone Email/Website
25373 Lake Berryessa Resort Improvement District Special District 1195 Third Street 201 Napa, CA 94559-3092 707-253-4351 None
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
630796 Lake Berryessa Resort CS Napa 5S Collection_System Owner 04/03/2006 None
236183 Lake Berryessa Resort Improvement District WWTF Napa 5S Residence, NEC Owner 09/24/1965 None
799586 LBRID Wastewater Storage and Disposal Facilities Expansion Napa 5S Dredge/Fill Site Owner 10/09/2013 None
Total Related Places: 3
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
554713 Christopher Silke Person Legally Responsible Official 12/26/2025 None None
69660 John Stewart Person Legally Responsible Official 09/24/1965 None None
391378 Nathan Galambos Person Legally Responsible Official 04/03/2006 None None
64553 Robert Peterson Person Legally Responsible Official 07/30/2007 03/12/2009 None
530978 Phillip Miller Person Legally Responsible Official 07/26/2013 05/23/2023 None
499222 Don Ridenhour Person Legally Responsible Official 02/10/2009 02/13/2012 None
391052 Anna Maria Martinez Person Data Submitter 07/31/2007 09/10/2014 None
391378 Nathan Galambos Person Data Submitter 07/31/2007 None None
554713 Christopher Silke Person Data Submitter 11/08/2016 None None
530981 Ryan Panganiban Person Data Submitter 01/03/2012 None None
391052 Anna Maria Martinez Person Data Submitter 01/27/2015 None None
Total Related Parties: 11
  
  
  
  
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?
301783 Enrollee - WDR 5S 5SSO10981 Active SSOMUNISML 2022-0103-DWQ 04/21/2006 None Discharger 04/21/2006 None N
392774 WDR 5S 5A280107001 Active WDRMUNIOTH R5-2013-0114 07/26/2013 None Discharger 08/15/2013 None N
346138 WDR 5S 5A280107001 Historical WDRMUNIOTH R5-2008-0068 04/25/2008 07/25/2013 Discharger 06/23/1995 None N
146472 WDR 5S 5A280107001 Historical WDR 95-171 06/23/1995 04/24/2008 Discharger 06/23/1995 None N
138823 WDR 5S 5A280107001 Historical WDR 65-040 09/24/1965 12/05/1985 Discharger 09/24/1965 None N
139801 WDR 5S 5A280107001 Historical WDR 85-330 12/06/1985 06/22/1995 Discharger 12/06/1985 None N
393474 401 Certification 5S 5A28CR00018 Historical CERFILLEXC None 01/24/2014 01/23/2019 Discharger 10/09/2013 None N
412916 Resolution 5S None Historical WDRMUNIOTH R5-2017-9002 03/24/2017 03/24/2017 Discharger 04/25/2017 None N
Total Regulatory Measures: 8
  
  
  
  
Expand/Contract Violations
Violations within the past five years
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.
1128255 01/31/2024 Order Conditions Pond freeboard reported at less than two feet in Ponds 1, 2 and 3 during January 2023 monitoring. Violation None Report Lake Berryessa Resort Improvement District WWTF 392774 R5-2013-0114 Y
1128258 03/23/2023 Order Conditions 2. Effluent Limitation C.2.b of the WDRs states: ?Prior to discharge to the land application areas, effluent shall not exceed the following limits for total coliform organism: The number of total coliform bacteria shall not exceed an MPN of 240 per 100 mL in more than one sample in any 30-day period. ?The March 2023 monitoring report states that the contact basin outlet total coliform result taken on 23 March 2023 exceeded the maximum daily upper limitation of 240MPN/100mL. Violation None Report Lake Berryessa Resort Improvement District WWTF 392774 R5-2013-0114 Y
1128256 02/28/2023 Order Conditions Pond freeboard reported at less than two feet in Ponds 1, 2 and 3 during February 2023 monitoring. Violation None Report Lake Berryessa Resort Improvement District WWTF 392774 R5-2013-0114 Y
1128257 03/31/2023 Order Conditions Pond freeboard reported at less than two feet in Ponds 1, 2 and 4 during March 2023 week 1 monitoring. Violation None Report Lake Berryessa Resort Improvement District WWTF 392774 R5-2013-0114 Y
Report currently showing last five years of violations. Click here to return to viewing one year of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 4
*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
314372 13267 Letter None 13267 Letter 02/10/2006 for Lake Berryessa Resort WWTF WDR 02/10/2006 Historical
374216 Admin Civil Liability R5-2011-0538 ACL R5-2011-0538 for Lake Berryessa Resort Improvement District WDR 03/05/2012 Historical
256367 Admin Civil Liability R5-2005-0072 ACL R5-2005-0072 for Lake Berryessa Resort Improvement District WDR 04/29/2005 Historical
224770 Cease and Desist Order R5-1996-0233 CDO R5-1996-0233 for Lake Berryessa Resort Improvement District WDR 09/20/1996 Active
373788 Notice of Violation None NOV 05/10/2010 for Lake Berryessa Resort Imp. District WDR 05/10/2010 Historical
252272 Notice of Violation None NOV 04/07/2004 for Lake Berryessa Resort Improvement District WDR 04/07/2004 Historical
429493 Notice of Violation None NOV 03/20/2019 for Lake Berryessa Resort Improvement District WDRMUNIOTH 03/20/2019 Historical
412740 Notice of Violation None NOV 04/12/2017 for Lake Berryessa Resort Improvement District WDRMUNIOTH 04/12/2017 Historical
231148 Notice of Violation None NOV 05/08/2000 for Lake Berryessa Resort Improvement District WDR 05/08/2000 Historical
250695 Notice of Violation None NOV 02/18/2004 for Lake Berryessa Resort Improvement District WWTF WDR 02/18/2004 Historical
361477 Notice of Violation None NOV 02/18/2009 for Lake Berryessa Resort Improvement District, WWTF WDR 02/18/2009 Historical
325565 Notice of Violation None NOV 05/16/2007 for Lake Berryessa Resort Imp Dist WDR 05/16/2007 Historical
249891 Notice of Violation None NOV 02/18/2004 for Lake Berryessa Resort Improvement District, WWTF WDR 02/18/2004 Historical
407872 Notice of Violation None NOV 07/22/2016 for Lake Berryessa Resort Improvement District WDRMUNIOTH 07/22/2016 Historical
396771 Notice of Violation None NOV 06/12/2014 for Lake Berryessa Resort Imp Dist, Lake Berryessa Resort CS SSOMUNISML 06/12/2014 Historical
254805 Notice of Violation None NOV 02/09/2005 for Lake Berryessa Resort Improvement District WDR 02/09/2005 Historical
366708 Notice of Violation None NOV 06/09/2009 for Lake Berryessa Resort Improvement District WDR 06/09/2009 Historical
371767 Notice of Violation None NOV 10/30/2009 for Lake Berryessa Resort Improvement District WDR 10/30/2009 Historical
377943 Notice of Violation None NOV for Lake Berryessa Resort Improvement District WDR 03/16/2011 Historical
319614 Notice of Violation None NOV 01/24/2007 for Lake Berryessa Resort Improvement District WDR 01/24/2007 Historical
383803 Oral Communication None Oral Com 02/07/2012 for Lake Berryessa Resort Improvement District WDR 02/07/2012 Historical
457162 Staff Enforcement Letter None SEL 06/03/2024 for Lake Berryessa Resort Improvement District WDRMUNIOTH 06/03/2024 Historical
416590 Time Schedule Order R5-2017-0901 TSO R5-2017-0901 for Lake Berryessa Resort Improvement District WDRMUNIOTH 10/02/2017 Active
Total Enforcement Actions: 23
  
  
  
  
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: 01/05/2026
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
Back to Main Page  |  Back to Top of Page

Conditions of Use | Privacy Policy
Copyright © 2024 State of California

The Board is one of six boards, departments, and offices under
the umbrella of the California Environmental Protection Agency.
Cal/EPA | ARB | DPR | DTSC | OEHHA | SWRCB