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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
541177 Sam Herzberg 455 County Center 4th Floor Redwood City, CA 94063 650-363-1823 sherzberg@co.sanmateo.ca.us
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
Total Related Places: 0
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
39802 San Mateo County DPW Organization Legally Responsible Official 02/17/2017 None County Agency
541644 San Mateo Cnty Department of Parks Organization Legally Responsible Official 07/03/2013 None County Agency
524008 San Mateo Cnty Department of Parks Organization Legally Responsible Official 06/19/2013 None County Agency
Total Related Parties: 3
  
  
  
  
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?
Total Regulatory Measures: 0
  
  
  
  
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
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
374013 San Mateo County DPW Enrollee SSOMUNISML 03/23/2010 Active
374012 San Mateo County DPW Enrollee SSOMUNISML 03/23/2010 Active
459436 San Mateo County DPW 401 Certification CERFILLEXC 05/30/2025 Active
316748 San Mateo County DPW WDR LFNONOPER 12/13/2006 Active
374015 San Mateo County DPW Enrollee SSOMUNISML 03/23/2010 Active
436999 San Mateo Cnty Department of Parks 401 Certification CERFILLEXC 08/18/2020 Active
461171 San Mateo Cnty Department of Parks Enrollee - 401 Certification CERFILLEXC 07/16/2025 Active
374014 San Mateo County DPW Enrollee SSOMUNILRG 03/23/2010 Active
374011 San Mateo County DPW Enrollee SSOMUNISML 03/23/2010 Active
430262 San Mateo County DPW 401 Certification CERFILLEXC 07/12/2021 Active
143125 San Mateo County DPW WDR LFNONOPER 04/16/1997 Active
142197 San Mateo County DPW WDR WDRMUNIOTH 09/21/1988 Active
374010 San Mateo County DPW Enrollee SSOMUNISML 04/30/2010 Active
446000 San Mateo Cnty Department of Parks WDR WDRMUNIOTH 11/23/2020 Active
430585 San Mateo County DPW 401 Certification CERFILLEXC 11/17/2020 Active
409586 San Mateo County DPW 401 Certification CERFILLEXC 08/31/2017 Active
405314 San Mateo County DPW 401 Certification CERFILLEXC 09/30/2016 Active
142175 San Mateo County DPW WDR WDRMUNIOTH 09/21/1988 Active
374019 San Mateo County DPW Enrollee SSOMUNISML 03/23/2010 Active
362546 San Mateo County DPW Enrollee SSOMUNISML 03/16/2009 Active
383953 San Mateo County DPW 401 Certification CERFILLEXC 05/18/2010 Historical
411674 San Mateo County DPW 401 Certification CERFILLEXC 03/26/2019 Historical
454780 San Mateo County DPW Enrollee - WDR CERFILLEXC 11/13/2023 Historical
391134 San Mateo County DPW 401 Certification CERFILLEXC 07/12/2012 Historical
428191 San Mateo County DPW 401 Certification CERFILLEXC 01/08/2020 Historical
442227 San Mateo County DPW Enrollee - 401 Certification CERFILLEXC 10/01/2020 Historical
145607 San Mateo County DPW WDR WDRMUNIOTH 09/21/1983 Historical
141757 San Mateo Cnty Department of Parks WDR WDRMUNIOTH 06/18/1986 Historical
391530 San Mateo Cnty Department of Parks 401 Certification CERFILLEXC 05/11/2011 Historical
446907 San Mateo Cnty Department of Parks 401 Certification CERDREDGE 05/04/2022 Historical
433157 San Mateo Cnty Department of Parks Enrollee - 401 Certification CERFILLEXC 03/26/2020 Historical
392242 San Mateo Cnty Department of Parks 401 Certification CERFILLEXC 03/24/2011 Historical
402090 San Mateo Cnty Department of Parks 401 Certification CERFILLEXC 02/29/2016 Historical
415813 San Mateo Cnty Department of Parks 401 Certification CERFILLEXC 09/14/2018 Historical
391355 San Mateo Cnty Department of Parks 401 Certification CERFILLEXC 02/28/2012 Historical
431038 San Mateo Cnty Department of Parks Enrollee - 401 Certification CERFILLEXC 03/24/2020 Historical
391894 San Mateo Cnty Department of Parks 401 Certification CERFILLEXC 06/17/2013 Historical
395327 San Mateo Cnty Department of Parks Enrollee - 401 Certification CERFILLEXC 07/11/2014 Historical
379956 San Mateo County DPW 401 Certification CERFILLEXC 04/27/2011 Historical
146245 San Mateo County DPW WDR LNDISP 04/15/1973 Historical
145186 San Mateo County DPW WDR LNDISP 08/15/1978 Historical
143051 San Mateo County DPW WDR LNDISP 11/20/1996 Historical
438735 San Mateo County DPW 401 Certification CERFILLEXC 03/25/2021 Historical
455959 San Mateo County DPW Enrollee - 401 Certification CERFILLEXC None Historical
460285 San Mateo County DPW Enrollee - WDR CERFILLEXC 04/22/2025 Historical
391439 San Mateo County DPW 401 Certification CERFILLEXC 05/04/2011 Historical
391260 San Mateo County DPW Enrollee - 401 Certification CERFILLEXC 09/23/2011 Historical
375780 San Mateo County DPW 401 Certification CERFILLEXC 05/18/2010 Historical
374008 San Mateo County DPW Enrollee SSOMUNISML 10/20/2006 Historical
390569 San Mateo County DPW Enrollee - 401 Certification CERMINING 06/07/2011 Historical
380461 San Mateo County DPW 401 Certification CERFILLEXC 08/17/2009 Historical
299870 San Mateo County DPW Enrollee SSOMUNILRG 11/27/2006 Historical
411884 San Mateo County DPW 401 Certification CERDREDGE 06/01/2017 Historical
411776 San Mateo County DPW 401 Certification CERFILLEXC 05/01/2018 Historical
391591 San Mateo County DPW 401 Certification CERREST 10/25/2012 Historical
383952 San Mateo County DPW 401 Certification CERFILLEXC 05/18/2010 Historical
383754 San Mateo County DPW 401 Certification CERFILLEXC 05/08/2012 Historical
393112 San Mateo Cnty Department of Parks 401 Certification CERDREDGE 06/09/2010 Historical
145251 San Mateo County DPW WDR WDRMUNIOTH 06/17/1980 Historical
Total Regulatory Measures linked to Related Parties: 59
  
  
The current report was generated with data as of: 11/14/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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