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   Party At-A-Glance Report

  
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General Information
Party ID Party Name Party Classification Mailing Address Work Phone Email/Website
31164 Napa Sanitation District Special District Po Box 2480 Napa, CA 94558 707-258-6000 None
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
888333 Napa River Outfall Project Napa 2 Dredge/Fill Site Owner 05/19/2023 None
864023 66-Inch Trunk Sewer Rehab kaiser Rd to Soscol Water Recyc Facility Napa 2 Dredge/Fill Site Owner 01/06/2020 None
791612 Napa Sanitation District Recycled Water Project Napa 2 Dredge/Fill Site Owner 06/25/2013 None
630948 Napa Sd CS Napa 2 Collection_System Owner 04/03/2006 None
235436 Kennedy Park Pipeline Project Napa 2 Dredge/Fill Site Owner 09/18/1985 None
243858 Napa Sanitation District WWTP (Soscol Water Recycling Facility) Napa 2 Wastewater Treatment Facility Owner 09/21/1983 None
204986 Algae Sludge Land Disp. Napa 2 Land Treatment Unit Owner 06/23/1983 None
764881 Napa Sanitation District Recycled Water Program Napa 2 Wastewater Treatment Facility Owner and Operator 01/01/1980 None
Total Related Places: 8
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
528198 Dave Martin Person Employee 07/29/2011 None None
77155 Michael Abramson Person Legally Responsible Official 10/27/2006 10/23/2012 None
562578 Chris Francis Person Data Submitter 02/21/2017 None None
538577 Todd Herrick Person Legally Responsible Official 02/08/2013 12/19/2014 None
389841 Gerald Merryweather Person Legally Responsible Official 07/23/2007 10/23/2012 None
562578 Chris Francis Person Legally Responsible Official 05/31/2024 None None
584039 Sean Warner Person Data Submitter 09/10/2018 None None
527420 Jeff Dutra Person Legally Responsible Official 06/20/2011 10/23/2012 None
527381 Mark Koekemoer Person Data Submitter 06/17/2011 02/10/2017 None
646510 Nolan Weathers Person Data Submitter 07/31/2024 None None
129086 Shar Maglione Person Facility Contact 06/23/1983 01/01/2013 None
538107 James Keller Person Legally Responsible Official 01/02/2013 None None
77155 Michael Abramson Person Legally Responsible Official 04/03/2006 10/23/2012 None
605381 Jordan Dunn Person Data Submitter 12/23/2019 None None
645516 Gabriel Snook Person Data Submitter 05/29/2024 None None
69660 John Stewart Person Facility Contact 06/23/1983 01/01/2005 None
389708 Gregory Dawson Person Legally Responsible Official 07/23/2007 01/16/2019 None
556207 Nick Becker Person Legally Responsible Official 05/06/2016 None None
605672 Karl Ono Person Legally Responsible Official 01/06/2020 None None
129086 Shar Maglione Person Legally Responsible Official 07/07/2011 01/01/2013 None
575401 Seth Rossi Person Legally Responsible Official 04/05/2018 04/07/2020 None
532078 Frank Zilliotto Person Legally Responsible Official 02/27/2012 None None
541354 Andrew Damron Person Legally Responsible Official 06/25/2013 None None
633270 Steve Caldwell Person Legally Responsible Official 05/27/2022 None None
549252 Keith Sorsdal Person Legally Responsible Official 12/01/2014 05/10/2016 None
575401 Seth Rossi Person Legally Responsible Official 04/08/2020 None None
581595 Daniel Fritz Person Legally Responsible Official 07/31/2018 None None
526185 Tim Healy Person Legally Responsible Official 03/09/2011 None None
Total Related Parties: 28
  
  
  
  
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?
141574 WDR 2 2 283093001 Active WDRNONMUNIPRCS 88-102 06/15/1988 None Discharger 06/15/1988 None N
145598 WDR 2 2 283093001 Historical WDR 83-016 06/23/1983 None Discharger 06/23/1983 None N
141937 Reclamation Requirements 2 2 283009002 Historical REC 91-093 06/19/1991 03/16/1994 Discharger 06/19/1991 None N
141212 Reclamation Requirements 2 2 283009002 Historical REC 85-100 09/18/1985 06/19/1991 Discharger 09/18/1985 None N
143298 Reclamation Requirements 2 2 283009002 Historical REC 94-039 03/16/1994 04/09/1996 Discharger 03/16/1994 None N
141568 NPDES Permit 2 2 283009001 Historical NPDMUNILRG 88-094 06/15/1988 None Discharger 06/15/1988 None Y
446586 NPDES Permit 2 2 283009001 Active NPDMUNILRG R2-2022-0003 04/01/2022 None Discharger 02/09/2022 None N
407648 NPDES Permit 2 2 283009001 Historical NPDMUNILRG R2-2016-0035 09/01/2016 03/31/2022 Discharger 07/13/2016 None N
377588 NPDES Permit 2 2 283009001 Historical NPDMUNILRG R2-2011-0007 04/01/2011 08/31/2016 Discharger 07/19/2000 None Y
304298 NPDES Permit 2 2 283009001 Historical NPDMUNILRG R2-2005-0008 05/01/2005 03/31/2011 Discharger 07/19/2000 None Y
147767 NPDES Permit 2 2 283009001 Historical NPDMUNILRG R2-2000-0059 07/19/2000 05/01/2005 Discharger 07/19/2000 None Y
145602 NPDES Permit 2 2 283009001 Historical NPDMUNILRG 83-021 09/21/1983 None Discharger 09/21/1983 None Y
143296 NPDES Permit 2 2 283009001 Historical NPDMUNILRG 94-037 03/16/1994 07/18/2000 Discharger 03/16/1994 None Y
380595 Enrollee - WRR 2 2 283009002 Active REC R2-1996-011 04/09/1996 None Discharger 04/09/1996 None N
300067 Enrollee 2 2SSO10159 Active SSOMUNILRG 2022-0103-DWQ 11/08/2006 None Discharger 04/10/2006 None N
378813 Co-Permitee 2 2 283009001 Historical NPDMUNILRG R2-2011-0012 04/01/2011 12/31/2012 Discharger 03/01/2008 None N
430626 Co-Permitee 2 2 283009001 Active NPDMUNILRG R2-2024-0013 07/01/2019 None Discharger 05/20/2019 None N
360516 Co-Permitee 2 2 283009001 Historical NPDMUNILRG R2-2007-0077 03/01/2008 12/31/2012 Discharger 03/01/2008 None N
389096 Co-Permitee 2 2 283009001 Active NPDMUNILRG R2-2017-0041 01/01/2013 None Discharger 03/01/2008 None Y
452694 401 Certification 2 2 CW452694 Historical CERFILLEXC None 07/24/2023 04/09/2024 Discharger 05/19/2023 None N
436192 401 Certification 2 2 CW436192 Active CERFILLEXC None 12/23/2020 None Discharger 01/06/2020 None N
171728 401 Certification 2 2 28C0119 Historical CERFILLEXC 2 28C0119 None None Discharger 06/17/2005 None N
391569 401 Certification 2 None Historical CERFILLEXC None 04/17/2013 04/17/2018 Discharger 06/25/2013 None N
Total Regulatory Measures: 23
  
  
  
  
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
416269 Staff Enforcement Letter None SEL 09/21/2017 for Napa Sanitation District SSOMUNILRG 09/21/2017 Historical
415774 Notice of Violation None NOV 08/14/2017 for Napa Sanitation District SSOMUNILRG 08/14/2017 Historical
412556 Notice of Violation None NOV 01/11/2017 for Napa Sanitation District SSOMUNILRG 01/11/2017 Historical
227509 13267 Letter UNKNOWN Enforcement - 2 283009001 NPDMUNILRG 10/29/1999 Historical
238879 Staff Enforcement Letter UNKNOWN Enforcement - 2 283009001 NPDMUNILRG 08/30/2001 Historical
252736 Admin Civil Liability R2-2003-0092 ACL R2-2003-0092 for NAPA SANITATION DISTRICT NPDMUNILRG 10/15/2003 Historical
Total Enforcement Actions: 6
  
  
  
  
Expand/Contract Enforcement Actions
Regulatory Measures linked to Related Parties
Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status
380595 Dave Martin Enrollee - WRR REC 04/09/1996 Active
Total Regulatory Measures linked to Related Parties: 1
  
  
The current report was generated with data as of: 02/06/2026
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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