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California Integrated Water Quality System Project (CIWQS)
   Party At-A-Glance Report

  
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General Information
Party ID Party Name Party Classification Mailing Address Work Phone Email/Website
10040 Calabasas City City Agency 26135 Mureau Road Calabasas, CA 91302 805-432-8994 None
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
273465 Water Quality Monitoring Los Angeles 4 Facility Owner 01/01/2001 None
628989 Calabasas Lake - Aq Pesticides for Weed Control Los Angeles 4 Waterway/Shoreline Site None None None
243609 Calabasas City - Mun Separate Storm Sewer, MS4 Los Angeles 4 MS4 Owner 12/13/2001 None
878891 Routine Maintenance of Las Virgenes Creek Concrete Channel Los Angeles 4 Dredge/Fill Site Owner 01/19/2022 None
808438 Los Angeles County MS4s Los Angeles 4 MS4 None None None
645749 Calabasas City CS (SSO) Los Angeles 4 Collection_System Owner 01/17/2007 None
Total Related Places: 6
  
  
  
  
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 04/10/2025 None None
650303 Hassan Majidi Person Data Submitter 04/10/2025 None None
648288 Melanis Stepanian Person Data Submitter 12/03/2024 None None
646750 Tiara Caruthers Person Data Submitter 08/15/2024 None None
643848 Curtis Castle Person Legally Responsible Official 03/01/2024 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
639041 Tatiana Holden Person Legally Responsible Official 04/21/2023 None None
636815 Alba Lemus Person Data Submitter 01/12/2023 None None
550148 Daniel Lafferty Person Legally Responsible Official 02/20/2015 11/16/2015 None
537094 Alexander Villarama Person Legally Responsible Official 07/23/2013 None None
535586 Rajesh Patel Person Legally Responsible Official 07/26/2012 07/31/2014 None
533492 Anthony Coroalles Person Employee 04/30/2012 None None
524466 Erica Gonzales Person Data Submitter 09/02/2010 07/12/2012 None
460817 Gohar Tsolakyan Person Data Submitter 03/11/2008 09/24/2012 None
448602 Larry Edmonson Person Data Submitter 11/28/2007 None None
448601 Michael Lapraik Person Data Submitter 11/28/2007 None None
448600 Alex Farassati Person Data Submitter 06/16/2009 None None
448600 Alex Farassati Person Data Submitter 11/28/2007 None None
448599 Robert Yalda Person Legally Responsible Official 11/28/2007 None None
377387 Robert Swartz Person Legally Responsible Official 05/24/2007 10/31/2012 None
363911 Norman Cortez Calabasas Person Data Submitter 02/07/2007 09/02/2010 None
363572 Cynthia Marquez Calabasas Person Data Submitter 02/06/2007 09/02/2010 None
362164 Nicholas Agbobu Person Legally Responsible Official 02/06/2007 09/22/2022 None
361559 May Hong Person Data Submitter 02/06/2007 None None
361237 Keith Lehto Person Legally Responsible Official 02/07/2007 07/17/2012 None
334830 Jeffrey Bouse Person Legally Responsible Official 02/07/2007 10/18/2012 None
334830 Jeffrey Bouse Person Legally Responsible Official 07/16/2012 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?
384816 Letter 4 4B190157001 Historical MNSTW1 R4-2012-0175 03/29/2012 03/30/2012 Discharger 04/18/2012 None N
319244 Enrollee 4 4SSO11447 Active SSOMUNILRG 2022-0103-DWQ 01/17/2007 None Discharger 01/17/2007 None N
194212 Enrollee 4 4B197300008 Historical NPDNONMUNIPRCS 2004-0009-DWQ 04/03/2002 11/30/2013 Discharger 09/01/2005 02/14/2006 N
148637 Individual Monitoring Requirem 4 4WQCALABASA Historical VOLMON CALABASA 01/01/2001 01/02/2001 Discharger 01/01/2001 None N
Total Regulatory Measures: 4
  
  
  
  
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.
1143695 05/13/2025 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Other (specify below),Debris-General caused 500 gallons Violation None SSO Calabasas City CS (SSO) 319244 2022-0103-DWQ N
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: 1
*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
377283 13267 Letter R4-2011-0004 13267 Letter R4-2011-0004 01/13/2011 for Calabasas City SSOMUNILRG 01/13/2011 Historical
341995 Notice of Violation NOV NOV sent 3/4/08 for 188 receiving water violations of MS4 permit CAS004001. MNSTW1 03/04/2008 Historical
Total Enforcement Actions: 2
  
  
  
  
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: 12/12/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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