General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 533232 Riverside Cnty Trans Commission Government Agency Combination Po Box 12008 Riverside, CA 92502-2208 951-955-6747(+) rarellano@rctc.org(+) Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date 845795 Sweeney Mitigation Site Riverside 8 Dredge/Fill Site None null null 901163 Mid County Parkway Ramona Expressway Construction Contract 3 Riverside 8 Dredge/Fill Site Owner 05/08/2025 null 895961 Santa Ana River Trail-Phase 6 Through Green River Golf Club Riverside 8 Dredge/Fill Site Owner 08/07/2024 null 883156 Gilman Springs Shoulder and Median Widening Project Riverside 8 Dredge/Fill Site Owner 09/07/2022 null 880502 Storm Damage at San Timoteo Canyon Mitigation Site Riverside 8 Dredge/Fill Site Owner 04/04/2022 null 874226 State Route 71/State Route 91 Interchange Improvement Project Riverside 8 Dredge/Fill Site Owner 05/25/2021 null 865561 Perris Valley Line (PVL) Maintenance Riverside 8 Dredge/Fill Site Owner 03/16/2020 null 854730 Mid County Parkway Riverside 8 Dredge/Fill Site Owner 12/27/2018 null 846573 Highway 60 Truck Lanes Project Riverside 8 Dredge/Fill Site Owner 04/19/2018 null 832204 Interstate 15 Express Lanes Riverside 8 Dredge/Fill Site Owner 01/30/2017 null 828751 Perris Valley Line Maintenance Project Riverside 8 Dredge/Fill Site Owner 10/03/2016 null 822014 Perris Valley Line Emergency Slope Stabilization Riverside 8 Dredge/Fill Site Owner 02/16/2016 null 821127 I-15 Tolled Express Lanes Project - Exploratory Borings Riverside 8 Dredge/Fill Site Owner 01/20/2016 null 807115 SR60/ I 215 E Junction East-West HOV Project Riverside 8 Dredge/Fill Site Owner 06/19/2014 null 798299 Interstate-215/ State Route-60 Connector Lanes Riverside 8 Dredge/Fill Site Owner 08/28/2013 null 785165 Dewatering,SR-91 Corridor Improvement Project Riverside 8 Dredge/Fill Site Owner 08/15/2012 02/21/2016 780488 Perris Valley Line Project Riverside 8 Dredge/Fill Site Owner 04/23/2012 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 646602 Aaron Hake Person Legally Responsible Official 08/07/2024 null null 605981 Mark Lancaster Person Employee 01/23/2020 null null 605981 Mark Lancaster Person Legally Responsible Official 09/07/2022 null null 574950 Alex Menor Person Legally Responsible Official 12/27/2018 null null 562256 Michael Blomquist Person Legally Responsible Official 01/30/2017 null null 559685 Ruby Arellano Person Employee 10/03/2016 null null 559685 Ruby Arellano Person Legally Responsible Official 10/02/2016 null null 554254 Lisa DaSilva Person Legally Responsible Official 01/14/2016 null null 542744 Patricia Castillo Person Legally Responsible Official 08/28/2013 null null 536177 David Thomas Person Legally Responsible Official 08/14/2012 null null 533234 Edda Rosso Person Legally Responsible Official 04/23/2012 null null 532371 Anne Mayer Person Employee 04/19/2012 null null 532371 Anne Mayer Person Legally Responsible Official 02/16/2016 null null Regulatory Measures(non-enforcement) Reg. Measure ID Regulatory Measure Type Region WDID Title Status Program Order No. RM Effective Date RM Termination Date Relationship Relationship Start Date Relationship End Date 457986 Enrollee - WDR 8 332024-16 Enrollee - WDR for Riverside Cnty Trans Commission Active CERFILLEXC 2004-0004-DWQ 01/30/2025 null Discharger 08/07/2024 null 449144 WDR 8 332022-22 WDR R8-2023-0011 for Riverside Cnty Trans Commission Active CERFILLEXC R8-2023-0011 02/03/2023 null Discharger 09/07/2022 null 443414 401 Certification 8 null 401 Cert for Riverside Cnty Trans Commission Historical CERFILLEXC null 09/22/2021 10/07/2022 Discharger 05/25/2021 null 437240 401 Certification 8 332020-06 401 Cert for Riverside Cnty Trans Commission Active CERFILLEXC null 10/05/2020 null Discharger 03/16/2020 null 428009 401 Certification 8 332018-31 401 Cert for Riverside Cnty Transportation Commission Active CERFILLEXC null 09/09/2019 null Discharger 12/27/2018 null 420964 401 Certification 8 332018-09 401 Cert for Riverside Cnty Transportation Commission Active CERFILLEXC null 08/15/2018 null Discharger 04/19/2018 null 420198 401 Certification 8 332018-07 401 Cert for Riverside County Transportation Commission Active CERFILLEXC null 12/26/2018 null Discharger 01/07/2019 null 411626 401 Certification 8 332017-03 401 Cert for Riverside Cnty Transportation Commission Active CERFILLEXC null 11/08/2017 null Discharger 01/30/2017 null 404690 Enrollee - 401 Certification 8 63-332016-01 Enrollee - 401 Certification for Riverside Cnty Transportation Commission Historical CERFILLEXC RGP 63 01/20/2016 02/29/2016 Discharger 02/16/2016 null 404369 401 Certification 8 332015-29 401 Cert for Riverside Cnty Transportation Commission Historical CERFILLEXC null 08/10/2016 10/13/2017 Discharger 01/20/2016 null 396889 401 Certification 8 null WQC 12/23/2013 for Riverside Cnty Transportation Commission Historical CERFILLEXC null 12/23/2013 12/22/2018 Discharger 06/19/2014 null 392966 401 Certification 8 null WQC 03/29/2010 for Riverside Cnty Transportation Commission Historical CERFILLEXC null 03/29/2010 03/28/2015 Discharger 08/28/2013 null 386989 401 Certification 8 332012-27 401 WQC for Riverside Cnty Transportation Commission Historical CERFILLEXC null 05/15/2013 05/15/2018 Discharger 08/15/2012 null 384666 401 Certification 8 332012-07 WQC for Riverside Cnty Transportation Commission Historical CERFILLEXC null 12/05/2012 12/04/2017 Discharger 04/23/2012 null Violations within the past calendar 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. Enforcement Actions Enforcement ID Enforcement Type Enf. Order No. Title Program Effective Date Status Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status 428009 Mark Lancaster 401 Certification CERFILLEXC 09/09/2019 Active 428009 Mark Lancaster 401 Certification CERFILLEXC 09/09/2019 Active