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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
39800 San Mateo City City Agency 330 West 20th Avenue San Mateo, CA 94403 650-522-7300 waterboard@cityofsanmateo.org
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
894128 Arroyo Lift Station Rehabilitation Project San Mateo 2 Dredge/Fill Site Owner 03/25/2024 None
887455 Bermuda Drive Bridge Replacement Project San Mateo 2 Dredge/Fill Site None None None
877199 Marina Lagoon Routine Maintenance Project San Mateo 2 Dredge/Fill Site Owner 10/27/2021 None
824949 Detroit Drive WWTP Upgrade Project San Mateo 2 Dredge/Fill Site Owner 05/31/2016 None
811728 Ryder Park Levee Maintenance San Mateo 2 Dredge/Fill Site Owner 12/24/2014 None
799964 Kingridge Sanitary Sewer Line Improvements Project San Mateo 2 Dredge/Fill Site Owner 10/21/2013 None
798762 City of San Mateo Outfall repair Project San Mateo 2 Dredge/Fill Site Owner 09/13/2013 None
797023 Marina Lagoon Storm Retention Basin, San Francisco Bay, San Mateo Cnty San Mateo 2 Dredge/Fill Site Owner 07/18/2013 None
796972 tributary to Laurel Creek, San Mateo Cnty San Mateo 2 Dredge/Fill Site Owner 07/18/2013 None
746616 City of San Mateo Bayfront Levee Improvement Project San Mateo 2 Dredge/Fill Site Owner and Operator 12/07/2009 None
654123 San Mateo City - Aquatic Pesticides San Mateo 2 Waterway/Shoreline Site Owner 02/03/2005 None
631006 San Mateo CIty CS San Mateo 2 Collection_System Owner 04/03/2006 None
255421 San Mateo, Reclamation San Mateo 2 Facility Owner 09/20/1977 None
255420 San Mateo WWTP San Mateo 2 Wastewater Treatment Facility Owner 09/20/1999 None
202588 3RD AVE LANDFILL, San Mateo San Mateo 2 Land fill Owner 03/15/1962 None
Total Related Places: 15
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
555296 Xiongbing Liang Person Data Submitter 03/21/2016 None None
643572 William Shankles Person Legally Responsible Official 01/29/2024 None None
632156 William Aviles Navarro Person Data Submitter 03/28/2022 None None
377988 Walter Dabney Person Data Submitter 05/11/2007 None None
599852 Thomas Bolyen Person Legally Responsible Official 07/30/2019 05/26/2020 None
653975 Talaiasi Teu Person Data Submitter 02/05/2026 None None
642376 Sven Edlund Person Data Submitter 02/25/2025 None None
642376 Sven Edlund Person Employee 03/25/2024 None None
549530 Susanna Chan Person Legally Responsible Official 12/24/2014 None None
499591 Steve Camilleri Person Legally Responsible Official 07/16/2015 03/12/2025 None
499591 Steve Camilleri Person Data Submitter 02/13/2009 07/16/2015 None
638774 Stephanie Pinon Person Legally Responsible Official 03/30/2023 None None
632393 sosefo veamatahau Person Data Submitter 04/04/2022 None None
536260 Silvia Pauli Person Data Submitter 08/16/2012 None None
335205 Shelli St. Clair Person Employee 06/22/2010 11/24/2015 None
545517 Sarah Scheidt Person Legally Responsible Official 02/11/2015 08/21/2023 None
479647 Sarah Parrish Person Legally Responsible Official 07/24/2008 12/27/2012 None
375159 Sarah DeMeo Person Data Submitter 06/27/2007 10/21/2013 None
544035 Ryan Smith Person Legally Responsible Official 10/31/2013 10/07/2015 None
536261 Robert Learmonth Person Data Submitter 08/16/2012 None None
642633 Robert Knox Person Legally Responsible Official 12/26/2023 None None
527222 Robert Gillette Person Legally Responsible Official 06/08/2011 09/01/2012 None
527222 Robert Gillette Person Legally Responsible Official 04/26/2013 11/23/2015 None
447507 Rob Lecel Person Data Submitter 11/16/2007 01/27/2011 None
593229 Rick-Gabriel Pina Person Data Submitter 08/16/2012 02/03/2020 None
593229 Rick-Gabriel Pina Person Legally Responsible Official 01/03/2019 02/03/2020 None
624357 Richard Cisneroz Person Data Submitter 05/14/2021 None None
543983 Raymond Jackson Person Legally Responsible Official 11/07/2013 03/07/2019 None
511512 Ray Busch Person Legally Responsible Official 05/29/2020 03/10/2021 None
141740 Public Works Director Person Enforcement Contact 10/15/2002 None None
557363 Peter DallaBetta Person Legally Responsible Official 09/19/2016 None None
539842 Peter Dalla-Betta Person Data Submitter 05/02/2013 None None
649568 Paulesia Maile Person Data Submitter 03/03/2025 None None
536262 Noel Padilla Person Data Submitter 08/16/2012 None None
599264 Michael Sutter Person Legally Responsible Official 07/24/2019 12/04/2023 None
644372 Matt Fabry Person Legally Responsible Official 03/25/2024 None None
527274 Mary Buffington Person Data Submitter 06/09/2011 None None
537256 Mark Burke Person Data Submitter 10/11/2012 None None
632221 manuel fuentes Person Data Submitter 03/29/2022 None None
655968 Luis Elo Person Data Submitter 07/06/2026 None None
526435 Linda Candelaria Person Data Submitter 11/16/2011 10/25/2012 None
73292 Larry Patterson Person Employee 02/02/2015 None None
142610 Landfill Manager Person Enforcement Contact 04/30/2003 None None
653974 Kyle Mejasich Person Data Submitter 02/05/2026 None None
303186 Kacey Karmendy Person Employee 03/07/2006 None None
650117 jose godinez Person Data Submitter 03/28/2025 None None
593404 Jose Baltodano Person Legally Responsible Official 01/10/2019 None None
320069 John Madigan Person Case Manager 04/23/2009 01/06/2012 None
621559 John DiMatteo Person Legally Responsible Official 06/29/2026 None None
621559 John DiMatteo Person Data Submitter 01/26/2021 None None
562275 Jan Guy Person Legally Responsible Official 02/06/2017 04/25/2018 None
653405 Gustavo Lopez Person Data Submitter 01/15/2026 None None
653405 Gustavo Lopez Person Data Submitter 12/05/2025 None None
653405 Gustavo Lopez Person Data Submitter 12/09/2025 None None
521728 Gerri Mattocks Person Data Submitter 03/18/2010 01/27/2011 None
549931 Gary DeJesus Person Legally Responsible Official 07/06/2016 06/14/2019 None
549931 Gary DeJesus Person Data Submitter 03/30/2016 07/06/2016 None
543805 Evan Albert Person Employee 10/21/2013 None None
543805 Evan Albert Person Legally Responsible Official 10/20/2013 None None
540176 Eric Morkve Person Legally Responsible Official 03/16/2022 None None
540176 Eric Morkve Person Data Submitter 05/23/2013 01/06/2021 None
540176 Eric Morkve Person Data Submitter 01/05/2021 01/06/2021 None
536256 Eric Morkue Person Data Submitter 08/16/2012 10/21/2013 None
537801 Ed Vigil Person Legally Responsible Official 07/24/2008 None None
300059 Dean Wilson Person Legally Responsible Official 05/10/2018 03/10/2021 None
649335 David Patton Person Data Submitter 02/20/2025 None None
97989 Darla Reams Person Legally Responsible Official 08/07/2007 01/27/2011 None
553509 Curt Pihl Person Data Submitter 10/28/2015 None None
541953 Cathy Zammit Person Legally Responsible Official 07/18/2013 None None
624358 Carlos Gudino Person Data Submitter 05/14/2021 None None
622615 Camnga Thach Person Data Submitter 03/09/2021 None None
544796 Bryan McKevitt Person Data Submitter 01/08/2014 08/01/2014 None
549930 Brad Underwood Person Legally Responsible Official 05/31/2016 03/10/2021 None
452008 Bob Correa Person Legally Responsible Official 08/08/2013 04/20/2017 None
146629 Bill Ray Person Data Submitter 10/23/2012 04/15/2013 None
646288 Aukuso Kaufusi Person Data Submitter 07/17/2024 None None
553004 Armando Guizar Person Legally Responsible Official 10/19/2015 05/25/2017 None
447506 Alan Atwater Person Data Submitter 11/16/2007 01/27/2011 None
Total Related Parties: 78
  
  
  
  
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?
146021 NPDES Permit 2 2 417035001 Historical NPDMUNILRG 84-069 10/17/1984 None Discharger 10/17/1984 None Y
142137 NPDES Permit 2 2 417035001 Historical NPDMUNILRG 95-055 03/15/1995 06/18/2001 Discharger 03/15/1995 None Y
389148 Co-Permitee 2 None Active NPDMUNILRG R2-2017-0041 01/01/2013 None Discharger 03/01/2008 None Y
389583 NPDES Permit 2 2 417035001 Historical NPDMUNILRG R2-2013-0006 05/01/2013 06/30/2018 Discharger 03/13/2013 None Y
421205 NPDES Permit 2 2 417035001 Historical NPDMUNILRG R2-2018-0016 07/01/2018 11/30/2023 Discharger 05/09/2018 None Y
336217 NPDES Permit 2 2 417035001 Historical NPDMUNILRG R2-2007-0075 02/01/2008 04/30/2013 Discharger 06/19/2001 None Y
141634 NPDES Permit 2 2 417035001 Historical NPDMUNILRG 89-171 11/15/1989 None Discharger 11/15/1989 None Y
445464 401 Certification 2 2 CW445464 Active CERFILLEXC None 03/14/2022 None Discharger 10/27/2021 None Y
393615 401 Certification 2 None Historical CERFILLEXC None 05/16/2014 05/16/2019 Discharger 10/21/2013 None N
406450 401 Certification 2 2 CW406450 Historical CERFILLEXC None 04/19/2017 10/29/2017 Discharger 05/31/2016 None N
141472 WDR 2 2 417035002 Historical LNDISP 87-140 10/21/1987 03/15/1995 Discharger 10/21/1987 None N
328154 Enrollee 2 2 41AP00007 Active NPDNONMUNIPRCS 2013-0002-DWQ 01/31/2014 None Discharger 01/31/2014 None N
393187 401 Certification 2 2 CW393187 Historical CERFILLEXC None 03/12/2014 03/11/2019 Discharger 09/13/2013 None N
430638 Co-Permitee 2 None Active NPDMUNILRG R2-2024-0013 07/01/2019 None Discharger 05/20/2019 None N
392255 Enrollee - 401 Certification 2 None Historical CERFILLEXC RGP 60 09/24/2010 None Discharger 07/18/2013 None N
399288 401 Certification 2 2 CW399288 Historical CERFILLEXC None 10/16/2015 10/16/2020 Discharger 12/24/2014 None N
456328 Enrollee - 401 Certification 2 2 CW456328 Active CERFILLEXC 2004-0004-DWQ 04/16/2024 None Discharger 03/25/2024 None N
378825 Co-Permitee 2 2 417035001 Historical NPDMUNILRG R2-2011-0012 04/01/2011 12/31/2012 Discharger 03/01/2008 None N
392300 Enrollee - 401 Certification 2 None Historical CERFILLEXC RGP 60 05/09/2012 None Discharger 07/18/2013 None N
142138 WDR 2 2 417035002 Active LFNONOPER 95-056 03/15/1995 None Discharger 03/15/1995 None N
146342 Reclamation Requirements 2 2 417035003 Historical REC 77-129 09/20/1977 03/12/2014 Discharger 09/20/1977 None N
145718 WDR 2 2 417035002 Historical LNDISP 62-404 03/15/1962 10/21/1987 Discharger 03/15/1962 None N
377956 401 Certification 2 None Historical CERFILLEXC None 12/07/2009 12/07/2014 Discharger 12/07/2009 None N
360527 Co-Permitee 2 2 417035001 Historical NPDMUNILRG R2-2007-0077 03/01/2008 12/31/2012 Discharger 03/01/2008 None N
300189 Enrollee 2 2SSO10183 Active SSOMUNILRG 2022-0103-DWQ 12/14/2006 None Discharger 04/11/2006 None N
454700 NPDES Permit 2 2 417035001 Active NPDMUNILRG R2-2023-0017 12/01/2023 None Discharger 10/11/2023 None N
439877 Co-Permitee SB 2 417035002 Active SLIC 2019-0006-DWQ 03/20/2019 None Discharger 08/24/2020 None N
148435 NPDES Permit 2 2 417035001 Historical NPDMUNILRG R2-2001-0071 06/19/2001 02/01/2008 Discharger 06/19/2001 None N
Total Regulatory Measures: 28
  
  
  
  
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.
1159612 08/18/2026 CAT2 Chlorine, Total Residual 1-Hour Average (Mean) limit is 0.34 mg/L and reported v Violation N eSMR San Mateo WWTP 454700 R2-2023-0017 N
1151033 02/06/2026 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Fats, Oil and Grease (FOG) caused 960 gallons of sewage Violation None SSO San Mateo CIty CS 300189 2022-0103-DWQ N
1150276 01/04/2026 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Rainfall Exceeded Design, I and I (Separate Collection S Violation None SSO San Mateo CIty CS 300189 2022-0103-DWQ N
1151305 02/14/2026 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Other (specify below) caused 1500 gallons of sewage to s Violation None SSO San Mateo CIty CS 300189 2022-0103-DWQ N
1151345 02/18/2026 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Root Intrusion caused 225 gallons of sewage to spill fro Violation None SSO San Mateo CIty CS 300189 2022-0103-DWQ N
1151310 02/10/2026 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Fats, Oil and Grease (FOG),Debris-Rags caused 1025 gallo Violation None SSO San Mateo CIty CS 300189 2022-0103-DWQ N
1159702 09/12/2026 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Fats, Oil and Grease (FOG) caused 1500 gallons of sewage Violation None SSO San Mateo CIty CS 300189 2022-0103-DWQ N
1152952 03/30/2026 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Fats, Oil and Grease (FOG),Root Intrusion caused 55 gall Violation None SSO San Mateo CIty CS 300189 2022-0103-DWQ N
1149811 12/02/2025 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Other (specify below),Flow Exceeded Capacity (Separate C Violation None SSO San Mateo CIty CS 300189 2022-0103-DWQ N
1153491 04/21/2026 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Debris-Rags caused 600 gallons of sewage to spill from M Violation None SSO San Mateo CIty CS 300189 2022-0103-DWQ N
1149809 11/25/2025 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Debris-Rags,Collection System Maintenance Failure (speci Violation None SSO San Mateo CIty CS 300189 2022-0103-DWQ N
1151311 02/09/2026 Sanitary Sewer Overflow/Spill/ Type: Category 1 Spill; Debris-General,Debris from Lateral,Debris-Rags,Debris-wi Violation None SSO San Mateo CIty CS 300189 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: 12
*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
459540 Admin Civil Liability R2-2025-1017 ACL R2-2025-1017 for San Mateo City NPDMUNILRG 04/04/2025 Historical
455312 Admin Civil Liability R2-2024-1029 ACL R2-2024-1029 for San Mateo City NPDMUNILRG 03/05/2024 Historical
446512 Admin Civil Liability R2-2022-1001 ACL R2-2022-1001 for San Mateo City NPDNONMUNIPRCS 01/28/2022 Historical
433037 Staff Enforcement Letter None SEL 07/17/2019 for San Mateo City SSOMUNILRG 07/17/2019 Active
430131 Oral Communication None Oral Com 04/20/2017 for San Mateo City NPDMUNILRG 04/20/2017 Historical
421643 Notice of Violation None NOV 05/24/2018 for San Mateo City SSOMUNILRG 05/24/2018 Active
415772 Notice of Violation None NOV 08/14/2017 for San Mateo City SSOMUNILRG 08/14/2017 Historical
409833 Notice of Violation None NOV 10/14/2016 for San Mateo City SSOMUNILRG 10/14/2016 Historical
407580 Admin Civil Liability R2-2016-1027 ACL R2-2016-1027 for San Mateo City NPDMUNILRG 10/05/2016 Historical
362435 Admin Civil Liability R2-2009-0015 ACL R2-2009-0015 for San Mateo City NPDMUNILRG 03/11/2009 Historical
362423 Cease and Desist Order R2-2009-0020 Cease and Desist Order (CDO) R2-2009-0020 NPDMUNILRG 03/11/2009 Active
352343 Admin Civil Liability R2-2008-0067 ACL Complaint No. R2-2008-0067 NPDMUNILRG 09/16/2008 Historical
336222 Cease and Desist Order R2-2007-0076 Cease and Desist Order R2-2007-0076 NPDMUNILRG 02/01/2007 Historical
322373 Admin Civil Liability R2-2007-0012 MMP R2-2007-0012 for SAN MATEO, CITY OF NPDMUNILRG 04/11/2007 Historical
245964 Notice to Comply UNKNOWN Enforcement - 2 417035002 LNDISP 10/15/2002 Historical
245010 Admin Civil Liability R2-2002-0120 Enforcement - 2 417035001 NPDESWW 01/27/2003 Historical
243487 13267 Letter UNKNOWN Enforcement - 2 417035002 LNDISP 04/30/2003 Historical
242972 Admin Civil Liability R2-2003-0040 Enforcement - 2 417035001 NPDESWW 09/16/2003 Historical
238489 Staff Enforcement Letter UNKNOWN Enforcement - 2 417035002 LNDISP 08/02/2001 Historical
238488 Oral Communication UNKNOWN Enforcement - 2 417035002 LNDISP 08/02/2001 Historical
238487 Staff Enforcement Letter UNKNOWN Enforcement - 2 417035002 LNDISP 08/02/2001 Historical
238486 Oral Communication UNKNOWN Enforcement - 2 417035002 LNDISP 08/02/2001 Historical
226721 Oral Communication UNKNOWN Enforcement - 2 417035001 NPDMUNILRG 10/25/2000 Historical
226718 Oral Communication UNKNOWN Enforcement - 2 417035001 NPDMUNILRG 09/21/2000 Historical
223091 Clean-up and Abatement Order 83-005 Enforcement - 2 417035001 NPDMUNILRG 06/03/1983 Active
Total Enforcement Actions: 25
  
  
  
  
Expand/Contract Enforcement Actions
Regulatory Measures linked to Related Parties
Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status
456328 Sven Edlund Enrollee - 401 Certification CERFILLEXC 04/16/2024 Active
456328 Sven Edlund Enrollee - 401 Certification CERFILLEXC 04/16/2024 Active
Total Regulatory Measures linked to Related Parties: 2
  
  
The current report was generated with data as of: 10/02/2026
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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