General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 9175 Concord City City Agency 1455 Gasoline Alley Concord, CA 94520 null null Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date 846914 Holbrook Channel Slope Stabilization Project Contra Costa 2 Dredge/Fill Site Owner 05/03/2018 null 843062 Newhall Park Pond Dredging Project Contra Costa 2 Dredge/Fill Site Owner 12/19/2017 null 841430 Concord Bridge Repairs Project Contra Costa 2 Dredge/Fill Site Owner 11/08/2017 null 809442 City of Concord- 2014 Creek Maintenance Program Contra Costa 2 Dredge/Fill Site Owner 09/26/2014 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 569435 Mario Camorongan Person Legally Responsible Official 11/08/2017 null null 568487 Jeff Rogers Person Legally Responsible Official 05/03/2018 null null 548584 Dan Sequeira Person Legally Responsible Official 09/26/2014 null null 495371 Justin Ezell Person Legally Responsible Official 12/19/2017 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 421142 401 Certification 2 2 CW421142 401 Cert for Concord City Active CERFILLEXC null 08/15/2018 null Discharger 05/03/2018 null 418280 401 Certification 2 2 CW418280 401 Cert for Concord City Active CERFILLEXC null 02/18/2021 null Discharger 12/19/2017 null 416996 401 Certification 2 2 CW416996 401 Cert for Concord City Active CERFILLEXC null 07/29/2019 null Discharger 11/08/2017 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 242001 13267 Letter UNKNOWN Enforcement - 2 07-0090 UST 05/03/1999 Active 242000 13267 Letter UNKNOWN Enforcement - 2 07-0090 UST 05/27/1997 Active Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status