General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website S615676 Rowland and Catherine Twisselman Privately-Individual 7390 Cattle Drive Santa Margarita, CA 93453 510-260-8346 eric.potts@sunpowercorp.com Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date S814733 Twisselman Mine San Luis Obispo 3 Facility Discharger 01/25/2012 null S811979 Castaic Lake Water Agency Solar Array Project Los Angeles 4 Facility Discharger 08/23/2011 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification N/A Rowland Twisselman Contact Owner Contact null null null N/A Frederic Potts Contact Owner Contact null 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 S423652 Industrial 3 3 40I023482 Notice Of Intent New Application Active INDSTW 2014-0057-DWQ 01/25/2012 null Discharger 01/25/2012 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 S437968 2nd Annual Report Notice of Non-Compliance null 3 40I023482 INDSTW 09/25/2020 Historical S437267 1st Annual Report Notice of Non-Compliance null 3 40I023482 INDSTW 08/17/2020 Historical S435032 2nd Annual Report Notice of Non-Compliance null 3 40I023482 INDSTW 11/01/2019 Historical S434193 1st Annual Report Notice of Non-Compliance null 3 40I023482 INDSTW 09/27/2019 Historical S430552 2nd Annual Report Notice of Non-Compliance null 3 40I023482 INDSTW 09/14/2018 Historical S430235 1st Annual Report Notice of Non-Compliance null 3 40I023482 INDSTW 08/17/2018 Historical S427188 2nd Annual Report Notice of Non-Compliance null 3 40I023482 INDSTW 09/21/2017 Historical S426852 1st Annual Report Notice of Non-Compliance null 3 40I023482 INDSTW 08/23/2017 Historical S424140 1st Annual Report Notice of Non-Compliance null 3 40I023482 INDSTW 08/12/2016 Historical S420165 1st Annual Report Notice of Non-Compliance null 3 40I023482 INDSTW 09/16/2015 Historical S413098 1st Annual Report Notice of Non-Compliance null 3 40I023482 INDSTW 08/09/2013 Historical Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status