General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 643844 JULIE CHOUN null 1444 Borregas Avenue Sunnyvale, CA 94089 408-730-7282 jchoun@sunnyvale.ca.gov Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 42506 Sunnyvale City Organization Data Submitter 02/23/2024 null City Agency 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 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 453886 Sunnyvale City Enrollee - WDR CERFILLEXC 09/06/2023 Historical 436744 Sunnyvale City NPDES Permit NPDMUNILRG 04/01/2020 Active 430644 Sunnyvale City Co-Permitee NPDMUNILRG 07/01/2019 Active 398438 Sunnyvale City 401 Certification CERFILLEXC 12/09/2015 Active 398068 Sunnyvale City NPDES Permit NPDMUNILRG 11/01/2014 Historical 389157 Sunnyvale City Co-Permitee NPDMUNILRG 01/01/2013 Active 378833 Sunnyvale City Co-Permitee NPDMUNILRG 04/01/2011 Historical 369896 Sunnyvale City NPDES Permit NPDMUNILRG 10/01/2009 Historical 360539 Sunnyvale City Co-Permitee NPDMUNILRG 03/01/2008 Historical 300366 Sunnyvale City Enrollee SSOMUNILRG 08/21/2006 Active 183102 Sunnyvale City Enrollee NPDNONMUNIPRCS 09/27/1991 Historical 146344 Sunnyvale City WDR LNDISP 01/17/1978 Historical 145568 Sunnyvale City NPDES Permit NPDMUNILRG 06/16/1982 Historical 143309 Sunnyvale City Reclamation Requirements REC 06/15/1994 Active 142748 Sunnyvale City NPDES Permit NPDMUNILRG 07/21/1993 Historical 142258 Sunnyvale City NPDES Permit NPDMUNILRG 06/17/1998 Historical 142207 Sunnyvale City NPDES Permit NPDMUNILRG 12/21/1988 Historical 141906 Sunnyvale City Reclamation Requirements REC 03/20/1991 Historical 141599 Sunnyvale City WDR LNDISP 06/21/1989 Historical 132939 Sunnyvale City WDR LFNONOPER 05/19/2004 Active 132145 Sunnyvale City NPDES Permit NPDMUNILRG 08/20/2003 Historical