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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
563478 Scott Matyac 1220 F Street Marysville, CA 95901 530-741-5000 smatyac@ycwa.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
52300 Yuba County Water Agency Organization Legally Responsible Official 04/14/2017 None Special District
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.
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
446687 Yuba County Water Agency Enrollee - WDR VEGMANIP 07/06/2021 Active
460270 Yuba County Water Agency Enrollee - WDR VEGMANIP 01/28/2025 Active
441643 Yuba County Water Agency Enrollee - NPDES NPDNONMUNIPRCS 12/15/2020 Historical
392484 Yuba County Water Agency Enrollee NPDMUNIOTH 07/29/2013 Historical
422119 Yuba County Water Agency 401 Certification CERREST 08/10/2018 Historical
450681 Yuba County Water Agency 401 Certification CERREST 03/03/2023 Active
412190 Yuba County Water Agency 401 Certification CERFILLEXC 09/21/2017 Historical
397411 Yuba County Water Agency 401 Certification CERFILLEXC 09/17/2014 Historical
414840 Yuba County Water Agency 401 Certification CERFILLEXC 09/07/2018 Historical
421941 Yuba County Water Agency Enrollee - 401 Certification CERFILLEXC 08/27/2018 Active
394404 Yuba County Water Agency 401 Certification CERFILLEXC 12/20/2013 Historical
440016 Yuba County Water Agency 401 Certification CERFILLEXC 01/20/2021 Historical
394403 Yuba County Water Agency 401 Certification CERFILLEXC 12/20/2013 Historical
389932 Yuba County Water Agency 401 Certification CERFILLEXC 05/21/2013 Historical
450416 Yuba County Water Agency 401 Certification CERFILLEXC 03/14/2023 Active
460135 Yuba County Water Agency Enrollee - 401 Certification CERFILLEXC 04/02/2025 Historical
453319 Yuba County Water Agency Enrollee - Waiver CERFILLEXC 07/14/2023 Historical
455659 Yuba County Water Agency Enrollee - 401 Certification CERFILLEXC 02/14/2024 Active
459951 Yuba County Water Agency Enrollee - WDR CERFILLEXC 03/07/2025 Historical
412728 Yuba County Water Agency Enrollee - 401 Certification CERFILLEXC 04/13/2017 Active
399473 Yuba County Water Agency Enrollee - WDR CERDREDGE 08/01/2014 Historical
Total Regulatory Measures linked to Related Parties: 21
  
  
The current report was generated with data as of: 11/03/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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