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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
600990 City of San Mateo City Agency 330 West 20th Avenue San Mateo, CA 94403 650-522-7303 bunderwood@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
860064 WWTP Nutrient Removal and Wet Weather Flow Management Upgrade and Expansion Proj San Mateo 2 Domestic Site NEC Owner and Operator 08/12/2019 None
891005 San Mateo Creek/Channel Repair At Four Locations San Mateo 2 Dredge/Fill Site Owner 10/25/2023 None
877429 Poplar at Golf Course Trash Capture Project San Mateo 2 Dredge/Fill Site Owner 11/05/2021 None
895967 41st Avenue/Pacific Boulevard Trash Capture Project San Mateo 2 Dredge/Fill Site Owner 08/08/2024 None
Total Related Places: 4
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
646615 James Yang Person Legally Responsible Official 08/08/2024 None None
621521 Azalea Mitch Person Legally Responsible Official 11/05/2021 08/21/2023 None
549930 Brad Underwood Person Legally Responsible Official 07/29/2019 03/10/2021 None
642376 Sven Edlund Person Legally Responsible Official 10/25/2023 None None
Total Related Parties: 4
  
  
  
  
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?
457995 Enrollee - WDR 2 2 CW457995 Active CERFILLEXC 2004-0004-DWQ 09/06/2024 None Discharger 08/08/2024 None N
433511 Enrollee - NPDES 2 2_41NPG433511 Historical NPDNONMUNIPRCS R2-2017-0048 07/29/2019 11/02/2022 Discharger 07/29/2019 None N
445628 401 Certification 2 2 CW445628 Active CERFILLEXC None 04/11/2022 None Discharger 11/05/2021 None N
Total Regulatory Measures: 3
  
  
  
  
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.
1105397 05/13/2022 CAT2 Nickel, Total Recoverable Maximum Daily (MDEL) limit is 44 ug/L and reported val Violation N Report WWTP Nutrient Removal and Wet Weather Flow Management Upgrade and Expansion Proj 433511 R2-2017-0048 Y
1105399 05/21/2022 Failure to Notify The discharger failed to notify within 24-hr a daily maximum effluent limit exce Violation N Report WWTP Nutrient Removal and Wet Weather Flow Management Upgrade and Expansion Proj 433511 R2-2017-0048 N
1099214 11/23/2021 CAT2 Methyl Tert-butyl Ether (MTBE) Maximum Daily (MDEL) limit is 0.5 ug/L and report Violation N Report WWTP Nutrient Removal and Wet Weather Flow Management Upgrade and Expansion Proj 433511 R2-2017-0048 Y
1105398 05/31/2022 CAT2 Nickel, Total Recoverable Monthly Average (Mean) limit is 22 ug/L and reported v Violation None Report WWTP Nutrient Removal and Wet Weather Flow Management Upgrade and Expansion Proj 433511 R2-2017-0048 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: 4
*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
455216 Admin Civil Liability R2-2024-1010 ACL R2-2024-1010 for City of San Mateo NPDNONMUNIPRCS 03/05/2024 Historical
448315 Admin Civil Liability R2-2022-1011 ACL R2-2022-1011 for City of San Mateo NPDNONMUNIPRCS 10/25/2022 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
456328 Sven Edlund Enrollee - 401 Certification CERFILLEXC 04/16/2024 Active
Total Regulatory Measures linked to Related Parties: 1
  
  
The current report was generated with data as of: 12/02/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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