General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 48049 US Army Sierra Army Depot Federal Agency 74 C Street Building 63 Herlong, CA 96113 530-827-4634 null Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date 630754 Sierra Army Depot Sew Trt Pln CS Lassen 6A Collection_System Owner 04/03/2006 null 256894 Sierra Army Depot SWDS Lassen 6A Land fill Owner 06/28/1973 null 256893 Sierra Army Depot Sewage Treatment Plant Lassen 6A Wastewater Treatment Facility Owner 07/19/1971 null 256892 Sierra Army Depot Bldg 210 Lassen 6A Facility Owner 09/15/1999 null Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 639575 Thomas Humphreys Person Legally Responsible Official 05/30/2023 null null 150322 John Garland Person Legally Responsible Official 07/13/2007 null null 69245 Paul Fulkerson Person Legally Responsible Official 04/03/2006 null null 69245 Paul Fulkerson Person Legal representative 07/19/1971 null null 150322 John Garland Person Facility Contact 07/19/1971 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 144536 WDR 6T 6A180020000 WDR 84-022 for US ARMY Historical WDRMUNILRG 84-022 02/09/1984 05/10/2001 Discharger 02/09/1984 null 144698 WDR 6T 6A180020000 WDR 71-023 for US ARMY Historical WDRMUNILRG 71-023 07/19/1971 02/09/1984 Discharger 07/19/1971 null 144710 WDR 6T 6A180019000 WDR 73-076 for US ARMY Historical LNDISP 73-076 06/28/1973 11/19/1993 Discharger 06/28/1973 null 145262 WDR 6T 6A180019000 WDR 93-102 for Sierra Army Depot SWDS Active LFOPER 93-102 11/19/1993 null Discharger 11/19/1993 null 148155 WDR 6T 6A180020000 WDR 01-025 for US Army Active WDRMUNILRG 01-025 05/10/2001 null Discharger 05/10/2001 null 203507 Enrollee 6T 6A189909001 6A189909001 Historical WDR 04-015 09/22/1999 05/11/2004 Discharger 09/01/2005 null 261473 Resolution 6T 6A188806N70 Authorizing the Executive Officer to Sign the Final Record of Decision Historical SLIC R6T-2005-0019 null null Discharger 01/11/2006 null 301287 Enrollee 6T 6SSO11112 Enrollee of SB SSO WDR for Us Army Active SSOMUNISML 2022-0103-DWQ 08/10/2006 null Discharger 04/18/2006 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. 1145965 07/30/2025 Deficient Reporting Failed to report the types of waste deposited into the waste management unit. Violation of Board Order 6-93-102, MRP section V.B.l. Violation N Report Sierra Army Depot SWDS 145262 93-102 N 1145912 04/01/2025 Groundwater Exceeded background concentrations and the California Division of Drinking Water maximum contaminant level for various volatile organic compounds, total dissolved solids, nitrate (as nitrogen), and chloride. Violation of Board Order 6-93-102, WDR section II.A.2.b, and II.B.14. Violation N Report Sierra Army Depot SWDS 145262 93-102 Y 1145911 04/01/2025 Deficient Monitoring Failed to sample eight wells for volatile organic compounds during the first semi-annual monitoring event. Violation of Board Order 6-93-102, MRP section III. Violation N Report Sierra Army Depot SWDS 145262 93-102 Y 1145964 07/30/2025 Deficient Reporting Failed to report the type of groundwater pump used for purging, the location of pump placement inside the well, and the method of disposing of the purge water. Violation of Board Order 6-93-102, MRP section V.B.e. Violation N Report Sierra Army Depot SWDS 145262 93-102 N 1145908 07/30/2025 Deficient Reporting Failed to report the percentage of total volume of landfill used. Violation of Board Order 6-93-102, MRP section I.3. Violation N Report Sierra Army Depot SWDS 145262 93-102 Y 1145961 07/30/2025 Deficient Reporting Failed to report the velocity of groundwater flow. Violation of Board Order 6-93-102, MRP section V.B.d. Violation N Report Sierra Army Depot SWDS 145262 93-102 N Enforcement Actions Enforcement ID Enforcement Type Enf. Order No. Title Program Effective Date Status 220184 Clean-up and Abatement Order 88-107 Enforcement - 6A188806N70 LNDISP 06/21/1988 Active 250303 Oral Communication UNKNOWN Enforcement - 6A180019000 LNDISP 10/28/2003 Historical 253919 Oral Communication UNKNOWN Enforcement - 6A180019000 LNDISP 08/17/2004 Historical 254175 Oral Communication UNKNOWN Enforcement - 6A180019000 LNDISP 07/15/2004 Historical 255764 Oral Communication UNKNOWN Enforcement - 6A180019000 LNDISP 04/14/2005 Historical 349691 Oral Communication 01-025 Verbal- Sierra Army Depot WDR 07/21/2008 Historical 386800 Staff Enforcement Letter null SEL 08/06/2012 for US Army Sierra Army Depot WDRMUNILRG 08/06/2012 Historical 388860 Oral Communication null Oral Com 01/25/2013 for US Army Sierra Army Depot WDRMUNILRG 01/25/2013 Historical 405579 Staff Enforcement Letter null SEL 04/06/2016 for US Army Sierra Army Depot WDRMUNILRG 04/06/2016 Historical 440032 Staff Enforcement Letter 93-102 SEL 08/13/2020 for US Army Sierra Army Depot LFNONOPER 08/13/2020 Historical 440108 Oral Communication 6-93-102 Oral Com 06/01/2020 for US Army Sierra Army Depot LFNONOPER 06/01/2020 Historical 441512 Staff Enforcement Letter null SEL 09/22/2020 for US Army Sierra Army Depot LFNONOPER 09/22/2020 Active 441514 Staff Enforcement Letter null SEL 09/22/2020 for US Army Sierra Army Depot LFNONOPER 09/22/2020 Active 455154 Staff Enforcement Letter null SEL 12/01/2023 for US Army Sierra Army Depot WDRMUNILRG 12/01/2023 Historical 455192 Staff Enforcement Letter null SEL 09/07/2023 for US Army Sierra Army Depot LFOPER 09/07/2023 Active 456110 Oral Communication null Oral Com 01/16/2024 for US Army Sierra Army Depot LFOPER 01/16/2024 Historical 456113 Oral Communication null Oral Com 03/06/2024 for US Army Sierra Army Depot LFOPER 03/06/2024 Historical 456116 Staff Enforcement Letter null SEL 03/06/2024 for US Army Sierra Army Depot LFOPER 03/06/2024 Active 456757 Staff Enforcement Letter null SEL 04/03/2024 for US Army Sierra Army Depot WDRMUNILRG 04/03/2024 Historical 458626 Staff Enforcement Letter null SEL 10/02/2024 for US Army Sierra Army Depot WDRMUNILRG 10/02/2024 Historical 459120 Staff Enforcement Letter null SEL 11/12/2024 for US Army Sierra Army Depot WDRMUNILRG 11/12/2024 Historical 462150 Oral Communication null Oral Com 08/12/2025 for US Army Sierra Army Depot LFOPER 08/12/2025 Historical 462152 Oral Communication null Oral Com 08/12/2025 for US Army Sierra Army Depot LFOPER 08/12/2025 Historical 462300 Oral Communication null Oral Com 08/13/2025 for US Army Sierra Army Depot LFOPER 08/13/2025 Historical Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status