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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
27783 Marin Cnty Sanitary District 5 Special District Po Box 227 Tiburon, CA 94920 None None
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
630928 Marin Csd 5 - Tiburon Plant CS Marin 2 Collection_System Owner 04/03/2006 None
630931 Marin Csd 5 Paradise Cove CS Marin 2 Collection_System Owner 04/03/2006 None
239498 Marin CSD 5 Paradise Cove WWTP Marin 2 Wastewater Treatment Facility Owner 04/07/1997 None
239497 Marin CSD 5 - Tiburon WWTP Marin 2 Wastewater Treatment Facility Owner 10/17/1984 None
Total Related Places: 4
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
561693 Rulon Cottrell Person Data Submitter 09/23/2025 None None
561693 Rulon Cottrell Person Data Submitter 05/08/2025 None None
561693 Rulon Cottrell Person Data Submitter 05/07/2025 None None
638438 Dan LaTorre Person Legally Responsible Official 03/22/2023 None None
562378 John Rosser Person Data Submitter 12/20/2017 None None
303234 Timothy O'Day Person Data Submitter 01/04/2017 None None
561708 Joseph Triola Person Data Submitter 12/28/2016 None None
561701 Steve Driscoll Person Data Submitter 12/28/2016 None None
561707 Jason Theobald Person Data Submitter 12/28/2016 None None
561693 Rulon Cottrell Person Data Submitter 12/28/2016 None None
533849 Antonio Rubio Person Legally Responsible Official 05/14/2012 None None
303234 Timothy O'Day Person Legally Responsible Official 04/25/2007 11/16/2016 None
299828 Robert Lynch Person Legally Responsible Official 04/03/2006 11/16/2016 None
303234 Timothy O'Day Person Employee 03/08/2006 11/16/2016 None
Total Related Parties: 14
  
  
  
  
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?
454699 NPDES Permit 2 2 215021001 Active NPDMUNIOTH R2-2023-0018 12/01/2023 None Discharger 10/11/2023 None N
444891 NPDES Permit 2 2 215021002 Active NPDMUNIOTH R2-2021-0017 12/01/2021 None Discharger 09/08/2021 None Y
430623 Co-Permitee 2 2 215021001 Active NPDINDSML R2-2024-0013 07/01/2019 None Discharger 05/20/2019 None N
430622 Co-Permitee 2 2 215021002 Active NPDINDSML R2-2024-0013 07/01/2019 None Discharger 05/20/2019 None N
423353 NPDES Permit 2 2 215021001 Historical NPDMUNIOTH R2-2018-0038 10/01/2018 11/30/2023 Discharger 08/08/2018 None Y
409704 NPDES Permit 2 2 215021002 Historical NPDMUNIOTH R2-2016-0042 12/01/2016 11/30/2021 Discharger 10/12/2016 None Y
393997 NPDES Permit 2 2 215021001 Historical NPDMUNIOTH R2-2013-0027 10/01/2013 10/26/2018 Discharger 11/21/2013 None Y
389159 Co-Permitee 2 2 215021001 Active NPDMUNIOTH R2-2017-0041 01/01/2013 None Discharger 03/01/2008 None Y
389100 Co-Permitee 2 2 215021002 Active NPDMUNIOTH R2-2017-0041 01/01/2013 None Discharger 03/01/2008 None Y
378842 Co-Permitee 2 2 215021001 Historical NPDMUNIOTH R2-2011-0012 04/01/2011 12/31/2012 Discharger 03/01/2008 None N
378816 Co-Permitee 2 2 215021002 Historical NPDMUNIOTH R2-2011-0012 04/01/2011 12/31/2012 Discharger 03/01/2008 None N
378638 NPDES Permit 2 2 215021002 Historical NPDMUNIOTH R2-2011-0016 06/01/2011 11/30/2016 Discharger 04/15/1992 None Y
360513 Co-Permitee 2 2 215021001 Historical NPDMUNIOTH R2-2007-0077 03/01/2008 12/31/2012 Discharger 03/01/2008 None N
360512 Co-Permitee 2 2 215021002 Historical NPDMUNIOTH R2-2007-0077 03/01/2008 12/31/2012 Discharger 03/01/2008 None N
340891 NPDES Permit 2 2 215021001 Historical NPDMUNIOTH R2-2008-0057 09/01/2008 09/30/2013 Discharger 09/18/2002 None Y
305270 NPDES Permit 2 2 215021002 Historical NPDMUNIOTH R2-2006-0037 07/01/2006 06/01/2011 Discharger 04/15/1992 None Y
300032 Enrollee 2 2SSO10152 Active SSOMUNISML 2022-0103-DWQ 05/23/2007 None Discharger 04/10/2006 None N
300029 Enrollee 2 2SSO10151 Active SSOMUNISML 2022-0103-DWQ 08/14/2006 None Discharger 04/10/2006 None N
259513 Letter 2 2 215021002 Historical NPDESWW LT970407 None 07/01/2006 Discharger 04/07/1997 None N
147629 NPDES Permit 2 2 215021002 Historical NPDMUNIOTH LT970407 04/07/1997 07/01/2006 Discharger 04/07/1997 None N
146022 NPDES Permit 2 2 215021001 Historical NPDMUNILRG 84-070 10/17/1984 None Discharger 10/17/1984 None N
145563 NPDES Permit 2 2 215021002 Historical NPDMUNIOTH 82-020 04/21/1982 None Discharger 04/21/1982 None N
142373 NPDES Permit 2 2 215021001 Historical NPDMUNILRG 95-187 09/13/1995 09/17/2002 Discharger 09/13/1995 None N
142289 NPDES Permit 2 2 215021002 Historical NPDMUNIOTH R2-1992-0033 04/15/1992 07/01/2006 Discharger 04/15/1992 None N
141822 NPDES Permit 2 2 215021001 Historical NPDMUNILRG 90-080 07/18/1990 None Discharger 07/18/1990 None N
141020 NPDES Permit 2 2 215021002 Historical NPDMUNIOTH 87-042 05/20/1987 None Discharger 05/20/1987 None N
131222 NPDES Permit 2 2 215021001 Historical NPDMUNILRG R2-2002-0097 09/18/2002 09/01/2008 Discharger 09/18/2002 None N
Total Regulatory Measures: 27
  
  
  
  
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
419825 Staff Enforcement Letter 2006-0003-DWQ SEL 2006-0003-DWQ for Marin Cnty Sanitary District 5 SSOMUNISML 03/09/2018 Historical
419821 Staff Enforcement Letter 2006-0003-DWQ SEL 2006-0003-DWQ for Marin Cnty Sanitary District 5 SSOMUNISML 03/12/2018 Historical
416297 Staff Enforcement Letter None SEL 09/21/2017 for Marin Cnty Sanitary District 5 SSOMUNISML 09/21/2017 Historical
416296 Staff Enforcement Letter None SEL 09/21/2017 for Marin County Sanitary District 5 (Paradise Cove) SSOMUNISML 09/21/2017 Historical
409823 Notice of Violation None NOV 10/14/2016 for Marin Cnty Sanitary District 5 SSOMUNISML 10/14/2016 Historical
367439 Admin Civil Liability SWB-2008-2-0012 Expedited Payment Letter for MARIN CSD #5- TIBURON WWTP NPDMUNIOTH 11/19/2008 Historical
353612 Admin Civil Liability SWB-2008-2-0011 Expedited Payment Letter for MARIN COUNTY Sanitary District #5 NPDESWW 11/19/2008 Historical
340916 Cease and Desist Order R2-2008-0059 CDO 2008-0059 for MARIN COUNTY SD #5 NPDMUNIOTH 09/01/2008 Historical
Total Enforcement Actions: 8
  
  
  
  
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: 05/01/2026
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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