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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
40516 SEWER AUTHORITY MID-COASTSIDE Special District 1000 North Cabrillo Highway Half Moon Bay, CA 94019-1466 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
630982 Sam CS San Mateo 2 Collection_System Owner 04/03/2006 None
255139 SAM WWTP (Sewer Authority Mid-Coastside WWTP) San Mateo 2 Wastewater Treatment Facility Owner 09/19/1984 None
Total Related Places: 2
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
569705 Sophie De Beukelaer Person Data Submitter 11/30/2017 None None
561097 Kevin Antonelli Person Data Submitter 12/13/2016 None None
561082 Anthony Young Person Data Submitter 12/13/2016 None None
561081 Sonya Ondish Person Data Submitter 12/13/2016 None None
560209 George Long Person Data Submitter 10/26/2016 None None
559962 Beverli Marshall Person Legally Responsible Official 01/10/2017 None None
559962 Beverli Marshall Person Data Submitter 10/14/2016 01/10/2017 None
553539 Keith Harvey Person Data Submitter 01/21/2016 None None
552729 Alexander Rodriguez Person Data Submitter 12/13/2016 None None
552239 Carlos Mendez Person Data Submitter 12/13/2016 None None
552234 john szabo Person Data Submitter 10/26/2016 None None
552169 David Partida Person Data Submitter 01/21/2016 None None
549243 Timothy Costello Person Legally Responsible Official 12/05/2014 None None
542548 Gabriel Aguilar Person Data Submitter 08/16/2013 06/02/2015 None
542548 Gabriel Aguilar Person Data Submitter 12/15/2016 None None
542548 Gabriel Aguilar Person Legally Responsible Official 06/02/2015 None None
532542 Kishen Prathivadi Person Data Submitter 04/10/2017 None None
527476 Kristin Kerr Person Data Submitter 05/10/2022 None None
451788 Robert Hopkins Person Legally Responsible Official 05/01/2014 05/08/2015 None
323486 Tony Pullin Person Legally Responsible Official 06/20/2006 05/19/2015 None
320069 John Madigan Person Case Manager 05/23/2007 07/30/2010 None
299851 John Foley Person Legally Responsible Official 04/03/2006 08/03/2017 None
Total Related Parties: 22
  
  
  
  
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?
451900 NPDES Permit 2 2 417068001 Active NPDMUNILRG R2-2023-0002 05/01/2023 None Discharger 03/09/2023 None N
417027 NPDES Permit 2 2 417068001 Historical NPDMUNILRG R2-2017-0040 01/01/2018 04/30/2023 Discharger 11/09/2017 None N
386885 NPDES Permit 2 2 417068001 Historical NPDMUNILRG R2-2012-0061 10/01/2012 02/01/2018 Discharger 08/09/2012 None N
319608 NPDES Permit 2 None Historical NPDMUNILRG R2-2007-0003 03/01/2007 09/30/2012 Discharger 03/15/2000 None Y
300142 Enrollee 2 2SSO10175 Active SSOMUNISML 2022-0103-DWQ 10/30/2006 None Discharger 04/11/2006 None N
147249 NPDES Permit 2 2 417068001 Historical NPDMUNILRG R2-2000-0016 03/15/2000 03/01/2007 Discharger 03/15/2000 None N
146013 NPDES Permit 2 2 417068001 Historical NPDMUNILRG 84-059 09/19/1984 None Discharger 09/19/1984 None N
143373 NPDES Permit 2 2 417068001 Historical NPDMUNILRG 94-126 09/21/1994 03/14/2000 Discharger 09/21/1994 None N
141623 NPDES Permit 2 2 417068001 Historical NPDMUNILRG 89-148 09/20/1989 None Discharger 09/20/1989 None N
Total Regulatory Measures: 9
  
  
  
  
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.
1139127 12/31/2024 Order Conditions Effluent monthly BOD exceedance of 33.8 mg/L Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 451900 R2-2023-0002 N
1139126 12/07/2024 Order Conditions Weekly limit exceedance of 47.5 mg/L on the Effluent BOD. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 451900 R2-2023-0002 N
1093352 07/31/2021 CAT1 Total Suspended Solids (TSS), Percent Removal Monthly Average limit is 85.0 % and reported value was 60.5 % at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1093351 07/24/2021 CAT1 Total Suspended Solids (TSS) Weekly Average limit is 45 mg/L and reported value was 204.33 mg/L at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1093350 07/17/2021 CAT1 Total Suspended Solids (TSS) Weekly Average (Mean) limit is 45.0 % and reported value was 170.33 % at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1093349 07/31/2021 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 30 mg/L and reported value was 111.64 mg/L at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1093348 07/10/2021 CAT1 Total Suspended Solids (TSS) Weekly Average (Mean) limit is 45.0 % and reported value was 110.0 % at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1093347 07/31/2021 CAT1 Total Suspended Solids (TSS) Weekly Average (Mean) limit is 45.0 mg/L and reported value was 47.67 mg/L at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1093346 07/31/2021 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 30.0 mg/L and reported value was 51.1 mg/L at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1093345 07/24/2021 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average limit is 45 mg/L and reported value was 91.16 mg/L at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1093344 07/17/2021 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average limit is 45 mg/L and reported value was 69.17 mg/L at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1092642 06/26/2021 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average (Mean) limit is 30 mg/L and reported value was 37 mg/L at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1092641 06/12/2021 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average (Mean) limit is 45 % and reported value was 103.33 % at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1092640 06/19/2021 CAT1 Total Suspended Solids (TSS) Weekly Average (Mean) limit is 45 mg/L and reported value was 121.40 mg/L at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1092639 06/26/2021 CAT1 Total Suspended Solids (TSS), Percent Removal Monthly Average limit is 85.0 % and reported value was 71.5 % at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1092638 06/12/2021 CAT1 Total Suspended Solids (TSS) Weekly Average (Mean) limit is 200 mg/L and reported value was 45 mg/L at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1092637 06/26/2021 CAT1 Total Suspended Solids (TSS) Monthly Average (Mean) limit is 30.0 mg/L and reported value was 82.3 mg/L at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1090504 04/10/2021 CAT1 Total Suspended Solids (TSS) Weekly Average (Mean) limit is 45 mg/L and reported value was 63 mg/L at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1090503 05/06/2021 OEV Enterococci Single Sample Maximum limit is 8300 MPN/100 mL and reported value was 24196 MPN/100 mL at EFF-001. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1086660 01/27/2021 CAT1 Total Suspended Solids (TSS) Weekly Average limit is 45 mg/L and reported value was 106 mg/L at EFF-001. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1086659 01/27/2021 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average limit is 45 mg/L and reported value was 75.57 mg/L at EFF-001. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1083390 11/07/2020 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average (Mean) limit is 45 mg/L and reported value was 121.71 mg/L at EFF-001. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1083389 11/07/2020 CAT1 Total Suspended Solids (TSS) Weekly Average (Mean) limit is 45 mg/L and reported value was 86.5 mg/L at EFF-001. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1083388 11/30/2020 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average (Mean) limit is 30 mg/L and reported value was 47.4 mg/L at EFF-001. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1082162 10/31/2020 CAT1 Total Suspended Solids (TSS) Monthly Average (Mean) limit is 30 mg/L and reported value was 47.2 mg/L at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1082161 10/31/2020 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average (Mean) limit is 45 mg/L and reported value was 196.67 mg/L at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1082160 10/24/2020 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average (Mean) limit is 45 mg/L and reported value was 47 mg/L at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1082159 10/31/2020 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average (Mean) limit is 30 mg/L and reported value was 67.3 mg/L at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1082158 10/31/2020 CAT1 Total Suspended Solids (TSS) Weekly Average (Mean) limit is 45 mg/L and reported value was 170 mg/L at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
1082157 10/10/2020 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average limit is 45 mg/L and reported value was 50 mg/L at EFF-001D. Violation N eSMR SAM WWTP (Sewer Authority Mid-Coastside WWTP) 417027 R2-2017-0040 Y
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: 30
*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
448319 Admin Civil Liability R2-2022-1014 ACL R2-2022-1014 for SEWER AUTHORITY MID-COASTSIDE NPDMUNILRG 10/25/2022 Historical
424951 Admin Civil Liability R2-2018-1012 ACL R2-2018-1012 for SEWER AUTHORITY MID-COASTSIDE SSOMUNISML 08/27/2018 Historical
414947 Admin Civil Liability R2-2017-1024 ACL R2-2017-1024 for SEWER AUTHORITY MID-COASTSIDE SSOMUNISML 08/27/2018 Active
409830 Notice of Violation None NOV 10/14/2016 for SEWER AUTHORITY MID-COASTSIDE SSOMUNISML 10/14/2016 Historical
373093 Oral Communication None Oral Com 02/03/2010 for SEWER AUTHORITY MID-COASTSIDE NPDMUNILRG 02/03/2010 Historical
355052 Admin Civil Liability SWB-2008-2-0028 Expedited Payment Letter for SEWER AUTHORITY MID-COASTSIDE NPDMUNILRG 11/19/2008 Historical
238926 Admin Civil Liability R2-2001-0128 Enforcement - 2 417068001 NPDMUNILRG 11/05/2001 Historical
235728 Admin Civil Liability R2-2001-0033 Enforcement - 2 417068001 NPDMUNILRG 03/21/2001 Historical
223046 Cease and Desist Order 95-150 Enforcement - CDO 95-150 for S.A.M. (2 417068001) NPDESWW 07/19/1995 Historical
221804 Cease and Desist Order R2-1998-0125 Enforcement - 2 417068001 NPDMUNILRG 12/16/1998 Active
Total Enforcement Actions: 10
  
  
  
  
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: 05/20/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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