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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
32568 Oliver De Silva, Inc Privately-Owned Business 11555 Dublin Boulevard 2922 Dublin, CA 94568 925-828-7999 None
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
220142 Diamond A/ Apperson Quarry Alameda 2 Sand and Gravel Mining Owner 09/18/1985 None
797345 Alameda Creek and San Antonio Creek Alameda 2 Dredge/Fill Site Owner 07/29/2013 None
252950 DeSilva Gates Aggregates Alameda 2 Sand and Gravel Mining Owner and Operator 08/22/2014 None
887542 Oliver de Silva Asphalt Facility Emergency Bank Repair Alameda 2 Dredge/Fill Site Owner 04/07/2023 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
638890 Scott Archibald Person Legally Responsible Official 04/07/2023 None None
560543 Alan French Person Legally Responsible Official 11/18/2016 None None
542194 James Summers Person Legally Responsible Official 07/29/2013 None None
Total Related Parties: 3
  
  
  
  
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?
452191 Enrollee - 401 Certification 2 2 CW452191 Active CERFILLEXC 2019-0044-EXEC 04/17/2023 None Discharger 04/07/2023 None N
410097 Enrollee - NPDES 2 2 019135003 Active NPDMINING R2-2020-0028 11/14/2016 None Discharger 11/04/2016 None N
392506 401 Certification 2 2 CW392506 Historical CERMINING None 03/19/2015 03/19/2020 Discharger 07/29/2013 None N
382333 Enrollee 2 2 019135003 Historical NPDNONMUNIPRCS R2-2008-0011 12/01/2011 12/07/2011 Discharger 12/02/2011 None N
141209 WDR 2 2 019031001 Active WDRMINING 85-097 09/18/1985 None Discharger 09/18/1985 None N
Total Regulatory Measures: 5
  
  
  
  
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.
1124327 12/31/2023 Deficient Monitoring Monthly monitoring of receiving water (Alameda Creek, upstream and downstream) m Violation None Report DeSilva Gates Aggregates 410097 R2-2020-0028 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: 1
*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
455321 Admin Civil Liability R2-2024-1027 ACL R2-2024-1027 for Oliver De Silva, Inc NPDMINING 03/05/2024 Historical
450495 Notice of Violation None NOV 12/09/2022 for Oliver De Silva, Inc NPDMINING 12/09/2022 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
Total Regulatory Measures linked to Related Parties: 0
  
  
The current report was generated with data as of: 06/06/2024
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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