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

  
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Place ID 871805
  
  
  
  
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General Information
Region Place ID Place Name Place Type Place Address Place County
2 871805 Creekside Center Domestic Site NEC 20900 Mission Hayward, CA, 94015 Alameda

Expand/Contract Related Parties
Related Parties
Party Party Type Party Name Role Classification Relationship Start Date Relationship End Date
605173 Person Pianpian Wu Contact 10/03/2024
621608 Person Maria Teos Contact 01/27/2021 10/03/2024
621607 Organization PK II Creekside Center LLP Owner and Operator Privately-Owned Business 01/27/2021
Total Related Parties: 3

Expand/Contract Regulatory Measures
Regulatory Measures
Reg Measure ID Reg Measure Type Region Program Order No. WDID Effective Date Expiration Date Status Amended?
442050 Enrollee - NPDES 2 NPDNONMUNIPRCS R2-2017-0048 2_01NPG442050 01/26/2021 12/31/2023 Active N
Total Reg Measures: 1

Expand/Contract Violations
Violations
Violation ID Occurred Date Violation Type (-) Violation Description Corrective Action Status Classification Source
1105146 05/24/2022 CAT2 Tetrachloroethene Maximum Daily (MDEL) limit is 0.5 ug/L and reported value was 3.4 ug/L. The discharger has decided to replace adsorbent media in all 4 vessels and reinstall midstream sampling ports to better determine media breakthrough. The treatment system will remain shut down until new media and sampling ports are installed. The discharger will conduct another round of sampling while its treatment system is in recirculation mode to confirm it's removing pollutants appropriately. Violation B Report
Report displays most recent five years of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 1 Priority Violations: 0
*Click the "(+/-) Violation Description" link to expand and contract the violation description.
*As of 5/20/2010, the Water Board's Enforcement Policy requires that all violations be classified as 1, 2 or 3, with class 1 being the highest. Prior to this, violations were simply classified as Yes or No. If a 123 classification has been assigned to a violation that occurred before this date, that classification data will be displayed instead of the Yes/No data.

Violation Types
CAT2 = Category 2 Pollutant (Effluent Violation for Group 2 Pollutant)

Expand/Contract Enforcement Actions
Enforcement Actions
Enf Id Enf Type Enf Order No. Effective Date Status
455213 Admin Civil Liability R2-2024-1008 03/18/2024 Historical
Total Enf Actions: 1

Expand/Contract Inspections
Inspections
Inspection ID Inspection Type Lead Inspector Actual End Date Planned Violations Attachment
Total Inspections: 0 Last Inspection: None
  
The current report was generated with data as of: 10/10/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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