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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
43044 San Dimas City City Agency 245 East Bonita Avenue San Dimas, CA 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
770589 San Dimas City Long Term Culvert Maintenance Los Angeles 4 Dredge/Fill Site Owner 09/01/2011 None
631231 San Dimas City CS Los Angeles 4 Collection_System Owner 04/04/2006 None
243661 San Dimas City - Mun Separate Storm Sewer, MS4 Los Angeles 4 MS4 Owner 12/13/2001 None
808438 Los Angeles County MS4s Los Angeles 4 MS4 None None 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
650353 Marie Garcia Person Data Submitter 04/15/2025 None None
650303 Hassan Majidi Person Data Submitter 04/10/2025 None None
646750 Tiara Caruthers Person Data Submitter 08/19/2024 None None
644438 Eric Liu Person Legally Responsible Official 04/30/2024 None None
643241 Andrew Ngumba Person Legally Responsible Official 03/12/2024 None None
639886 Brigette Padilla Person Data Submitter 06/06/2023 10/02/2024 None
550148 Daniel Lafferty Person Legally Responsible Official 02/20/2015 11/16/2015 None
537557 Latoya Waters Person Legally Responsible Official 11/06/2012 09/30/2015 None
537094 Alexander Villarama Person Legally Responsible Official 07/23/2013 None None
528777 Shari Garwick Person Data Submitter 01/26/2023 05/26/2023 None
528777 Shari Garwick Person Legally Responsible Official 09/01/2011 None None
524466 Erica Gonzales Person Data Submitter 09/02/2010 07/12/2012 None
460817 Gohar Tsolakyan Person Data Submitter 03/04/2008 09/24/2012 None
377387 Robert Swartz Person Legally Responsible Official 05/02/2007 10/31/2012 None
362355 Cynthia Marquez San Dimas Person Data Submitter 03/27/2007 09/02/2010 None
362164 Nicholas Agbobu Person Legally Responsible Official 01/26/2007 09/22/2022 None
362095 Norman Cortez San Dimas Person Data Submitter 01/26/2007 09/02/2010 None
361559 May Hong Person Data Submitter 01/24/2007 None None
361559 May Hong Person Legally Responsible Official 03/06/2024 None None
361237 Keith Lehto Person Legally Responsible Official 01/24/2007 07/17/2012 None
355338 Krishna Patel Person Legally Responsible Official 12/14/2006 None None
334830 Jeffrey Bouse Person Legally Responsible Official 01/25/2007 10/18/2012 None
334830 Jeffrey Bouse Person Legally Responsible Official 07/17/2012 None None
300450 Blaine Michaelis Person Legally Responsible Official 04/04/2006 None None
Total Related Parties: 24
  
  
  
  
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?
300079 Enrollee 4 4SSO10425 Active SSOMUNILRG 2022-0103-DWQ 10/30/2006 None Discharger 04/10/2006 None N
381162 401 Certification 4 None Historical CERFILLEXC None 01/20/2010 01/20/2015 Discharger 09/01/2011 None N
Total Regulatory Measures: 2
  
  
  
  
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.
1149593 11/10/2025 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Pipe Structural Problem/Failure - Controls caused 1500 gallons of sewage to spill from Pump Station at 2385 - Village Court Pump Station (204 Village Court, San Dimas, CA 91773) to Street/Curb and Gutter (2 3),Drainage Conveyance System that discharges to surface water Violation None SSO San Dimas City CS 300079 2022-0103-DWQ N
1150440 01/05/2026 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Debris-General caused 200 gallons of sewage to spill from Gravity Mainline,Manhole at 2428 (555 East Bonita Avenue, San Dimas, CA 91773) to Drainage Conveyance System that discharges to surface water,Street/Curb and Gutter (2 3) Violation None SSO San Dimas City CS 300079 2022-0103-DWQ 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
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: 02/19/2026
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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