General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 586713 Crystal Zhu null 910 Clearwater Drive San Francisco, CA 94128 650-821-8359 crystal.zhu@flysfo.com 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 147397 San Francisco International Airport Organization Legally Responsible Official 02/14/2019 null Special District 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 451017 San Francisco International Airport Enrollee - 401 Certification CERFILLEXC 04/19/2023 Historical 450329 San Francisco International Airport Enrollee - 401 Certification CERFILLEXC 06/01/2023 Historical 447766 San Francisco International Airport 401 Certification CERFILLEXC 07/15/2022 Historical 444157 San Francisco International Airport Enrollee - 401 Certification CERFILLEXC 10/20/2021 Historical 443404 San Francisco International Airport 401 Certification CERREST 12/06/2021 Active 430634 San Francisco International Airport Co-Permitee NPDMUNILRG 07/01/2019 Active 425630 San Francisco International Airport NPDES Permit NPDMUNILRG 12/01/2018 Active 409975 San Francisco International Airport 401 Certification CERFILLEXC 02/08/2017 Historical 409209 San Francisco International Airport 401 Certification CERFILLEXC 10/20/2016 Historical 407944 San Francisco International Airport Enrollee - WRR REC 03/20/1991 Active 390160 San Francisco International Airport NPDES Permit NPDMUNILRG 07/01/2013 Historical 389152 San Francisco International Airport Co-Permitee NPDINDLRG 01/01/2013 Active 378822 San Francisco International Airport Co-Permitee NPDINDLRG 04/01/2011 Historical 360532 San Francisco International Airport Co-Permitee NPDINDLRG 03/01/2008 Historical 337341 San Francisco International Airport NPDES Permit NPDMUNILRG 10/01/2007 Historical 337297 San Francisco International Airport NPDES Permit NPDINDLRG 10/01/2007 Historical