General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 520230 Gregory Wiltfong null 10441 Ophir Road Auburn, CA 95608 530-889-0624 gregory.wiltfong@ch2m.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 558005 CH2M Hill - OMI Organization Legally Responsible Official 06/23/2016 null Privately-Owned Business 36963 Red Bluff City Organization Legally Responsible Official 08/19/2020 null Municipal 14539 US Air Force Edwards Air Force Base Organization Facility Contact 03/22/1973 12/31/2003 Federal Agency 2383 Auburn City Organization Data Submitter 10/14/2009 null City Agency 2383 Auburn City Organization Legally Responsible Official 03/30/2020 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 448948 Auburn City Individual Monitoring Requirem NPDMUNIOTH 07/01/2022 Active 448948 Auburn City Individual Monitoring Requirem NPDMUNIOTH 07/01/2022 Active 448935 Red Bluff City NPDES Permit NPDMUNILRG 12/01/2023 Active 448871 Auburn City Enrollee - NPDES NPDMUNILRG 07/01/2022 Active 448871 Auburn City Enrollee - NPDES NPDMUNILRG 07/01/2022 Active 440456 Auburn City Co-Permitee SLIC 07/09/2020 Active 440456 Auburn City Co-Permitee SLIC 07/09/2020 Active 440441 Red Bluff City Co-Permitee SLIC 07/09/2020 Active 434400 Red Bluff City 401 Certification CERFILLEXC 02/24/2020 Active 421692 Red Bluff City NPDES Permit NPDMUNILRG 07/01/2018 Historical 421009 Auburn City WDR LFNONOPER 04/06/2018 Active 421009 Auburn City WDR LFNONOPER 04/06/2018 Active 417242 Red Bluff City Letter SSOMUNILRG 11/17/2017 Historical 415812 Red Bluff City Letter NPDMUNILRG 08/16/2017 Historical 407662 Auburn City NPDES Permit NPDMUNILRG 08/01/2016 Historical 407662 Auburn City NPDES Permit NPDMUNILRG 08/01/2016 Historical 403374 Red Bluff City Letter NPDMUNILRG 09/25/2015 Historical 401657 Red Bluff City 401 Certification CERFILLEXC 09/14/2015 Historical 399137 Red Bluff City 401 Certification CERFILLEXC 09/17/2005 Historical 397078 Red Bluff City Letter NPDMUNILRG 06/09/2014 Historical 397077 Red Bluff City Letter NPDMUNILRG 06/09/2014 Historical 397063 Red Bluff City Letter NPDMUNILRG 06/05/2014 Historical 395218 Red Bluff City Letter NPDMUNILRG 01/03/2014 Historical 394072 Red Bluff City Letter NPDMUNILRG 11/01/2013 Historical 389084 Red Bluff City 401 Certification CERFILLEXC 06/10/2013 Historical 378830 Red Bluff City NPDES Permit NPDMUNILRG 07/19/2013 Historical 376633 Auburn City NPDES Permit NPDMUNILRG 11/11/2010 Historical 376633 Auburn City NPDES Permit NPDMUNILRG 11/11/2010 Historical 317195 Red Bluff City NPDES Permit NPDMUNILRG 05/04/2007 Historical 301552 Red Bluff City Enrollee - WDR SSOMUNILRG 10/30/2006 Active 300875 Auburn City Enrollee - WDR SSOMUNILRG 11/28/2006 Active 300875 Auburn City Enrollee - WDR SSOMUNILRG 11/28/2006 Active 194631 Red Bluff City Enrollee NPDNONMUNIPRCS 07/30/1998 Historical 173729 Red Bluff City 401 Certification CERFILLEXC 08/25/2004 Historical 171913 Red Bluff City 401 Certification CERFILLEXC 06/27/2002 Historical 170980 Auburn City Enrollee MNSTW2 10/29/2004 Historical 170980 Auburn City Enrollee MNSTW2 10/29/2004 Historical 170830 Red Bluff City 401 Certification CERFILLEXC 08/08/2003 Historical 170142 Red Bluff City 401 Certification CERFILLEXC 10/04/2003 Historical 165940 Red Bluff City 401 Certification CERFILLEXC 10/09/2000 Historical 148586 Red Bluff City NPDES Permit NPDESWW 06/14/2001 Historical 146801 Auburn City NPDES Permit NPDMUNILRG 09/11/1998 Historical 146801 Auburn City NPDES Permit NPDMUNILRG 09/11/1998 Historical 145435 Red Bluff City WDR LNDISP 01/25/1974 Historical 141425 Auburn City NPDES Permit NPDMUNILRG 12/08/1989 Historical 141425 Auburn City NPDES Permit NPDMUNILRG 12/08/1989 Historical 141213 Auburn City WDR LNDISP 12/03/1993 Historical 141213 Auburn City WDR LNDISP 12/03/1993 Historical 140996 Auburn City NPDES Permit NPDMUNILRG 10/27/1994 Historical 140996 Auburn City NPDES Permit NPDMUNILRG 10/27/1994 Historical 139119 Auburn City NPDES Permit NPDMUNILRG 09/28/1984 Historical 139119 Auburn City NPDES Permit NPDMUNILRG 09/28/1984 Historical 139037 Auburn City WDR LNDISP 06/22/1979 Historical 139037 Auburn City WDR LNDISP 06/22/1979 Historical 134213 Red Bluff City WDR LNDISP 02/26/1988 Historical 133962 Red Bluff City NPDES Permit NPDMUNILRG 05/29/1991 Historical 133780 Red Bluff City NPDES Permit NPDMUNILRG 06/27/1986 Historical 133340 Auburn City NPDES Permit NPDMUNILRG 03/17/2005 Historical 133340 Auburn City NPDES Permit NPDMUNILRG 03/17/2005 Historical 132993 Auburn City WDR LFNONOPER 06/04/2004 Historical 132993 Auburn City WDR LFNONOPER 06/04/2004 Historical