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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
630931 Marin Csd 5 Paradise Cove CS Marin 2 Collection_System Owner 04/03/2006 None
630928 Marin Csd 5 - Tiburon Plant 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
638438 Dan LaTorre Person Legally Responsible Official 03/22/2023 None None
562378 John Rosser Person Data Submitter 12/20/2017 None None
561708 Joseph Triola Person Data Submitter 12/28/2016 None None
561707 Jason Theobald Person Data Submitter 12/28/2016 None None
561701 Steve Driscoll Person Data Submitter 12/28/2016 None None
561693 Rulon Cottrell Person Data Submitter 05/07/2025 None None
561693 Rulon Cottrell Person Data Submitter 12/28/2016 None None
561693 Rulon Cottrell Person Data Submitter 05/08/2025 None None
561693 Rulon Cottrell Person Data Submitter 09/23/2025 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
303234 Timothy O'Day Person Data Submitter 01/04/2017 None None
303234 Timothy O'Day Person Employee 03/08/2006 11/16/2016 None
299828 Robert Lynch Person Legally Responsible Official 04/03/2006 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 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.
1133202 11/11/2023 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Pipe Structural Problem/Failure - Controls, Root Intrusi Violation None SSO Marin Csd 5 - Tiburon Plant CS 300029 2022-0103-DWQ N
1100502 01/31/2022 Late Report Quarterly SMR ( MONRPT ) report for Q4 2021 (2495176) was due on 30-JAN-22 Violation None Report Marin CSD 5 Paradise Cove WWTP 409704 R2-2016-0042 N
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: 2
*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: 05/19/2026
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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