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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
605981 Mark Lancaster 4080 Lemon Street 3rd Floor Riverside, CA 92501 951-955-6747(+) mlancaster@rivco.org(+)
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
854730 Mid County Parkway Riverside 8 Dredge/Fill Site None None None
Total Related Places: 1
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
533232 Riverside Cnty Trans Commission Organization Employee 01/23/2020 None Government Agency Combination
533232 Riverside Cnty Trans Commission Organization Legally Responsible Official 09/07/2022 None Government Agency Combination
534707 Riverside Cnty Trans Dept Organization Legally Responsible Official 02/09/2021 None County Agency
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?
428009 401 Certification 8 332018-31 Active CERFILLEXC None 09/09/2019 None Discharger Contact 01/23/2020 None N
Total Regulatory Measures: 1
  
  
  
  
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
460373 Riverside Cnty Trans Dept Enrollee - 401 Certification CERDREDGE 03/17/2025 Historical
459767 Riverside Cnty Trans Dept Enrollee - WDR CERFILLEXC 02/19/2025 Active
457986 Riverside Cnty Trans Commission Enrollee - WDR CERFILLEXC 01/30/2025 Active
457986 Riverside Cnty Trans Commission Enrollee - WDR CERFILLEXC 01/30/2025 Active
455190 Riverside Cnty Trans Dept Enrollee - 401 Certification CERFILLEXC 12/08/2023 Historical
454485 Riverside Cnty Trans Dept Enrollee - 401 Certification CERFILLEXC 09/28/2023 Historical
449434 Riverside Cnty Trans Dept Enrollee - 401 Certification CERFILLEXC 11/15/2022 Historical
449144 Riverside Cnty Trans Commission WDR CERFILLEXC 02/03/2023 Active
449144 Riverside Cnty Trans Commission WDR CERFILLEXC 02/03/2023 Active
448620 Riverside Cnty Trans Dept WDR CERFILLEXC 12/06/2023 Active
446154 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 03/16/2022 Active
443414 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 09/22/2021 Historical
443414 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 09/22/2021 Historical
442167 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 03/25/2021 Active
437570 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 10/09/2020 Active
437399 Riverside Cnty Trans Dept Enrollee - 401 Certification CERFILLEXC 04/22/2020 Historical
437240 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 10/05/2020 Active
437240 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 10/05/2020 Active
436670 Riverside Cnty Trans Dept Enrollee - 401 Certification CERFILLEXC 03/04/2020 Historical
435567 Riverside Cnty Trans Dept Enrollee - 401 Certification CERFILLEXC 11/14/2019 Historical
429581 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 03/26/2019 Historical
429130 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 10/02/2019 Active
429077 Riverside Cnty Trans Dept Enrollee - 401 Certification CERFILLEXC 02/25/2019 Historical
428009 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 09/09/2019 Active
428009 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 09/09/2019 Active
427764 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 12/18/2018 Historical
422843 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 02/28/2019 Historical
421908 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 11/28/2018 Historical
420964 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 08/15/2018 Active
420964 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 08/15/2018 Active
420198 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 12/26/2018 Active
420198 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 12/26/2018 Active
420057 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 08/16/2018 Historical
419355 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 06/05/2018 Historical
417933 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 01/31/2018 Historical
412236 Riverside Cnty Trans Dept Enrollee - 401 Certification CERFILLEXC 03/14/2017 Historical
411626 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 11/08/2017 Active
411626 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 11/08/2017 Active
411500 Riverside Cnty Trans Dept Enrollee - 401 Certification CERFILLEXC 01/12/2017 Historical
411219 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 03/01/2017 Historical
404877 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 04/18/2016 Historical
404690 Riverside Cnty Trans Commission Enrollee - 401 Certification CERFILLEXC 01/20/2016 Historical
404690 Riverside Cnty Trans Commission Enrollee - 401 Certification CERFILLEXC 01/20/2016 Historical
404374 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 04/07/2017 Historical
404369 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 08/10/2016 Historical
404369 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 08/10/2016 Historical
404147 Riverside Cnty Trans Dept Letter CERDREDGE 12/28/2015 Active
404143 Riverside Cnty Trans Dept Enrollee - Waiver WDRNONMUNIPRCS 01/13/2016 Historical
402833 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 11/20/2015 Historical
396889 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 12/23/2013 Historical
396889 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 12/23/2013 Historical
392966 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 03/29/2010 Historical
392966 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 03/29/2010 Historical
391810 Riverside Cnty Trans Dept Enrollee - 401 Certification CERFILLEXC 12/29/2010 Historical
391768 Riverside Cnty Trans Dept Enrollee - 401 Certification CERFILLEXC 12/25/2010 Historical
391241 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 04/10/2012 Historical
391028 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 09/04/2012 Historical
390123 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 08/09/2013 Historical
388657 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 09/25/2013 Historical
388179 Riverside Cnty Trans Dept Enrollee NPDNONMUNIPRCS 11/16/2012 Historical
386989 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 05/15/2013 Historical
386989 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 05/15/2013 Historical
386051 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 08/24/2004 Historical
385809 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 09/15/2006 Historical
384666 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 12/05/2012 Historical
384666 Riverside Cnty Trans Commission 401 Certification CERFILLEXC 12/05/2012 Historical
384333 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 05/16/2012 Historical
382246 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 02/28/2012 Historical
377353 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 06/03/2011 Active
376623 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 11/21/2011 Active
346361 Riverside Cnty Trans Dept 401 Certification CERFILLEXC None Superceded
346358 Riverside Cnty Trans Dept 401 Certification CERFILLEXC None Historical
337628 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 02/11/2010 Historical
321321 Riverside Cnty Trans Dept 401 Certification CERFILLEXC 08/22/2006 Historical
316266 Riverside Cnty Trans Dept 401 Certification CERFILLEXC None Historical
Total Regulatory Measures linked to Related Parties: 75
  
  
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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