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California Integrated Water Quality System Project (CIWQS)
   Party At-A-Glance Report

  
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General Information
Party ID Party Name Party Classification Mailing Address Work Phone Email/Website
551483 William Chen 11020 Sun Center Drive 200 Rancho Cordova, CA 95670 None Will.Chen@waterboards.ca.gov
  
  
  
  
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
137762 Central Valley Regional Water Quality Control Board, Sacramento Office Organization Employee 01/18/2019 None Waterboard
Total Related Parties: 1
  
  
  
  
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.
1138287 11/20/2024 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 4.0 M Violation N eSMR White Slough Water Pollution Control Facility 429451 R5-2023-0025 Y
1138288 11/19/2024 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 4.0 M Violation N eSMR White Slough Water Pollution Control Facility 429451 R5-2023-0025 Y
1140445 12/23/2024 OEV Total Coliform 7-Day Median limit is 2.2 MPN/100 mL and reported value was 6.0 M Violation N Report White Slough Water Pollution Control Facility 429451 R5-2023-0025 Y
1140606 01/05/2025 OEV Total Coliform Single Sample Maximum limit is 240.0 MPN/100 mL and reported valu Violation N eSMR White Slough Water Pollution Control Facility 429451 R5-2023-0025 Y
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: 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
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
402503 Central Valley Regional Water Quality Control Board, Sacramento Office Resolution PLNBPP 07/09/2004 Historical
448363 Central Valley Regional Water Quality Control Board, Sacramento Office Resolution PLNBPP 06/10/2022 Historical
462913 Central Valley Regional Water Quality Control Board, Sacramento Office Resolution IRRIALLOTH 10/10/2025 Historical
Total Regulatory Measures linked to Related Parties: 3
  
  
The current report was generated with data as of: 10/30/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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