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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
538731 Matthew Buell 150 Solano Way Martinez, CA 94553 925-370-3275 matthew.w.buell@tsocorp.com
  
  
  
  
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
45545 Tesoro Refining & Marketing Company LLC Martinez Organization Employee 04/22/2013 None Privately-Owned Business
45545 Tesoro Refining & Marketing Company LLC Martinez Organization Legally Responsible Official 07/23/2014 06/12/2018 Privately-Owned Business
Total Related Parties: 2
  
  
  
  
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.
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: 0
*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
304251 Tesoro Refining & Marketing Company LLC Martinez NPDES Permit NPDNONMUNIPRCS 12/01/2005 Historical
361221 Tesoro Refining & Marketing Company LLC Martinez Co-Permitee NPDNONMUNIPRCS 03/01/2008 Historical
378847 Tesoro Refining & Marketing Company LLC Martinez Co-Permitee NPDNONMUNIPRCS 04/01/2011 Historical
389158 Tesoro Refining & Marketing Company LLC Martinez Co-Permitee NPDNONMUNIPRCS 01/01/2013 Active
446033 Tesoro Refining & Marketing Company LLC Martinez NPDES Permit NPDINDLRG 03/01/2022 Active
374419 Tesoro Refining & Marketing Company LLC Martinez NPDES Permit NPDINDLRG 07/01/2010 Historical
402053 Tesoro Refining & Marketing Company LLC Martinez NPDES Permit NPDINDLRG 09/01/2015 Historical
142712 Tesoro Refining & Marketing Company LLC Martinez NPDES Permit NPDESWW 07/21/1993 Historical
147217 Tesoro Refining & Marketing Company LLC Martinez NPDES Permit NPDESWW 02/16/2000 Historical
141523 Tesoro Refining & Marketing Company LLC Martinez NPDES Permit NPDESWW 03/16/1988 Historical
146617 Tesoro Refining & Marketing Company LLC Martinez NPDES Permit NPDESWW 02/20/1985 Historical
140946 Tesoro Refining & Marketing Company LLC Martinez NPDES Permit NPDESWW 08/20/1986 Historical
390570 Tesoro Refining & Marketing Company LLC Martinez 401 Certification CERMINING 10/26/2011 Historical
451109 Tesoro Refining & Marketing Company LLC Martinez 401 Certification CERFILLEXC 04/12/2023 Active
411711 Tesoro Refining & Marketing Company LLC Martinez 401 Certification CERFILLEXC 03/09/2017 Active
447406 Tesoro Refining & Marketing Company LLC Martinez 401 Certification CERFILLEXC 06/09/2022 Active
438932 Tesoro Refining & Marketing Company LLC Martinez 401 Certification CERFILLEXC 07/31/2020 Active
393857 Tesoro Refining & Marketing Company LLC Martinez 401 Certification CERFILLEXC 08/17/2015 Active
391891 Tesoro Refining & Marketing Company LLC Martinez 401 Certification CERFILLEXC 06/13/2013 Historical
402385 Tesoro Refining & Marketing Company LLC Martinez 401 Certification CERFILLEXC 09/14/2016 Historical
427489 Tesoro Refining & Marketing Company LLC Martinez Enrollee - 401 Certification CERFILLEXC 10/02/2019 Historical
451129 Tesoro Refining & Marketing Company LLC Martinez 401 Certification CERFILLEXC 04/11/2023 Historical
390564 Tesoro Refining & Marketing Company LLC Martinez 401 Certification CERDREDGE 09/30/2011 Historical
391725 Tesoro Refining & Marketing Company LLC Martinez 401 Certification CERDREDGE 08/22/2012 Historical
438967 Tesoro Refining & Marketing Company LLC Martinez 401 Certification CERDREDGE 08/04/2020 Historical
397405 Tesoro Refining & Marketing Company LLC Martinez 401 Certification CERDREDGE 09/18/2014 Historical
Total Regulatory Measures linked to Related Parties: 26
  
  
The current report was generated with data as of: 10/31/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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