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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
299489 Town of Los Altos Hills City Agency 26379 Fremont Road Los Altos Hills, CA 94022 650-941-7222 None
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
859137 Matadero Creek Instream Maintenance Santa Clara 2 Dredge/Fill Site Owner 06/18/2019 None
815145 Matadero Creek Restoration And Bank Stabilization Project Santa Clara 2 Dredge/Fill Site Owner 05/08/2015 None
799951 Los Altos Hills Trails Project Santa Clara 2 Dredge/Fill Site Owner 10/21/2013 None
782243 Robleda Road Trail Widening Alameda 2 Dredge/Fill Site Owner 06/06/2013 None
630921 Los Altos Hills CS Santa Clara 2 Collection_System Owner 04/03/2006 None
Total Related Places: 5
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
653550 James Conroy Person Legally Responsible Official 01/15/2026 None None
653550 James Conroy Person Data Submitter 01/02/2026 None None
653550 James Conroy Person Data Submitter 12/17/2025 None None
636390 Melissa Elian-Carrillo Person Legally Responsible Official 12/01/2022 None None
636347 Astha Khanal Person Legally Responsible Official 12/02/2022 None None
629330 Daniel Liang Person Legally Responsible Official 11/29/2021 None None
626595 Brian Pambuan Person Data Submitter 08/02/2021 None None
623065 Christine Hoffmann Person Data Submitter 03/26/2021 None None
602462 Janelle Lee Person Legally Responsible Official 03/26/2021 04/16/2021 None
602462 Janelle Lee Person Data Submitter 09/23/2019 03/26/2021 None
599101 Steve Padovan Person Legally Responsible Official 06/18/2019 None None
560499 Allen Chen Person Legally Responsible Official 11/28/2016 05/23/2023 None
551316 Kaho Kong Person Legally Responsible Official 04/05/2019 05/23/2023 None
549182 Oscar Antillon Person Legally Responsible Official 12/01/2021 05/23/2023 None
548300 Tina Tseng Person Legally Responsible Official 09/29/2014 10/13/2017 None
544373 Jen Chen Person Legally Responsible Official 04/26/2021 05/23/2023 None
544373 Jen Chen Person Data Submitter 08/25/2016 04/25/2021 None
544169 John Chau Person Legally Responsible Official 12/02/2013 05/23/2023 None
540287 Woojae Kim Person Legally Responsible Official 05/31/2013 01/07/2015 None
540287 Woojae Kim Person Legally Responsible Official 02/10/2023 06/09/2023 None
540287 Woojae Kim Person Data Submitter 06/09/2023 None None
536875 Richard Chiu Person Legally Responsible Official 09/27/2012 10/03/2016 None
536862 Michelle Chen Person Legally Responsible Official 09/19/2012 None None
457736 Nichol Bowersox Person Legally Responsible Official 08/10/2018 05/23/2023 None
389111 Johnson Chung Person Data Submitter 07/17/2007 None None
358155 Richard Chen Person Legally Responsible Official 06/04/2007 None None
100522 Dave Ross Person Legally Responsible Official 04/03/2006 None None
Total Related Parties: 27
  
  
  
  
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?
299957 Enrollee 2 2SSO10149 Active SSOMUNISML 2022-0103-DWQ 11/02/2006 None Discharger 04/10/2006 None N
431541 401 Certification 2 2 CW431541 Active CERFILLEXC None 04/15/2020 None Discharger 06/18/2019 None N
390533 401 Certification 2 None Historical CERFILLEXC None 07/19/2012 07/18/2017 Discharger 06/06/2013 None N
400884 401 Certification 2 2 cw400884 Active CERFILLEXC None 02/09/2023 None Discharger 05/08/2015 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.
1152234 03/09/2026 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Debris from Construction caused 302 gallons of sewage to Violation None SSO Los Altos Hills CS 299957 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
362681 Oral Communication None Oral Communication WDR 03/21/2008 Historical
388455 Notice of Violation None NOV December 12, 2012, for Town of Los Altos Hills SSOMUNISML 12/12/2012 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: 06/24/2026
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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