General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 15131 ExxonMobil Oil Corporation Houston Publicly-Owned Business 800 Bell Street Pl-Emb-603b Houston, TX 77002 713-656-0227(+) null Related Places Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date 222715 Emidio Pump Station Kern 5F Recycled Water Use Area Owner and Operator 05/20/2015 null 257837 South Belridge, Hill Lease Kern 5F Oil/Gas Extraction Owner 06/04/2004 02/05/2015 Related Parties Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification 132181 Timothy Cagle Person Employee 03/07/2006 null null 303163 Phil Marquez Person Employee 03/07/2006 null null 507277 Mahesh Vidyasagar Person Case Manager 03/03/2009 null null 61349 Douglas Frost Person Owner Contact 06/04/2004 null null 551252 Dennis Slauson Person Employee 05/20/2015 null null 302159 Chad Stevens Person Employee 03/01/2006 null null 835 Aera Energy LLC Organization Owned By 04/21/2011 null Privately-Owned Business 531883 Aaron Thom Person Employee 02/01/2012 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 133602 WDR 5F 5C15SC00055 WDR R5-2004-0080 for EXXONMOBIL, S. Belridge Historical LNDISPOTH R5-2004-0080 06/04/2004 05/31/2013 Discharger 06/04/2004 null 371632 Letter 5F 5C15SC00055 LTR 08/11/2009 for ExxonMobil, S Belridge, Hill Lease Historical LNDISP null 08/11/2009 08/11/2009 Discharger 04/21/2009 null 373778 Letter 5F 5C15SC00055 LTR 03/18/2010 for EXXONMOBIL, S. Belridge, Hill Lease Historical LNDISP null 03/18/2010 03/18/2010 Discharger 06/04/2004 null 390409 WDR 5F 5C15SC00055 WDR R5-2013-0061 for LINN Energy Active LNDISPOTH R5-2013-0061 05/31/2013 null Discharger 05/31/2013 02/05/2015 401086 Enrollee - WDR 5F 5C15NC00205 Enrollee - WDR under for ExxonMobil Oil Corporation Houston Active WDRNONMUNIPRCS 2003-0003-DWQ 06/16/2015 null Discharger 05/20/2015 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 297780 Notice of Violation null NOV - ExxonMobil, S Belridge, Hill Lease - 5C15SC00055 LNDISP 10/12/2005 Historical 303402 Notice of Violation null NOV - ExxonMobil, S Belridge, Hill Lease - 5C15SC00055 LNDISP 05/04/2006 Historical 306022 Cease and Desist Order R5-2006-0064 CDO R5-2006-0064 for ExxonMobil, S Belridge, Hill Lease LNDISP 06/22/2006 Historical 365303 Staff Enforcement Letter null SEL 04/21/2009 for ExxonMobil, S Belridge, Hill Lease LNDISP 04/21/2009 Historical 371631 Staff Enforcement Letter null SEL 06/19/2009 for ExxonMobil, S Belridge, Hill Lease LNDISP 06/19/2009 Historical 372611 Staff Enforcement Letter null SEL 12/16/2009 for ExxonMobil, S Belridge, Hill Lease LNDISP 12/16/2009 Historical Regulatory Measures linked to Related Parties Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status 401086 Dennis Slauson Enrollee - WDR WDRNONMUNIPRCS 06/16/2015 Active 316517 Aera Energy LLC Enrollee - Waiver WDRNONMUNIPRCS 10/11/2006 Active 368637 Aera Energy LLC Enrollee WDRNONMUNIPRCS 07/07/2009 Historical 328880 Aera Energy LLC Enrollee - Waiver WDRNONMUNIPRCS 04/13/2007 Historical 143498 Aera Energy LLC WDR WDRMUNIOTH 03/22/1974 Historical 412161 Aera Energy LLC Enrollee - WDR WDRMUNIOTH 06/02/2017 Active 350187 Aera Energy LLC Enrollee WDRMUNIOTH 07/21/2008 Historical 258795 Aera Energy LLC Individual Monitoring Requirem WDRMINING 11/13/2000 Active 306148 Aera Energy LLC WDR WDRMINING 06/22/2006 Active 317297 Aera Energy LLC WDR WDRMINING 12/08/2006 Active 317305 Aera Energy LLC WDR WDRMINING 12/08/2006 Active 371647 Aera Energy LLC Letter WDRMINING 08/13/2009 Historical 375491 Aera Energy LLC Letter WDRMINING 05/11/2010 Historical 375492 Aera Energy LLC Letter WDRMINING 06/08/2010 Historical 376756 Aera Energy LLC Letter WDRMINING 08/23/2010 Historical 390406 Aera Energy LLC WDR WDRMINING 05/31/2013 Active 394189 Aera Energy LLC Enrollee - WDR WDRMINING 12/04/2013 Active 394254 Aera Energy LLC Enrollee - WDR WDRMINING 12/04/2013 Active 394258 Aera Energy LLC Enrollee - WDR WDRMINING 12/04/2013 Active 394259 Aera Energy LLC Enrollee - WDR WDRMINING 12/04/2013 Active 394261 Aera Energy LLC Enrollee - WDR WDRMINING 12/04/2013 Active 394409 Aera Energy LLC Enrollee - WDR WDRMINING 12/27/2013 Active 394410 Aera Energy LLC Enrollee - WDR WDRMINING 12/27/2013 Active 400732 Aera Energy LLC 13267 Letter (Non-Enforcement) WDRMINING 04/01/2015 Historical 407727 Aera Energy LLC Individual Monitoring Requirem WDRMINING 07/07/2016 Historical 407729 Aera Energy LLC Individual Monitoring Requirem WDRMINING 07/15/2016 Historical 143574 Aera Energy LLC WDR WDRMINING 04/24/1958 Historical 143573 Aera Energy LLC WDR WDRMINING 04/24/1958 Historical 143572 Aera Energy LLC WDR WDRMINING 04/24/1958 Historical 143569 Aera Energy LLC WDR WDRMINING 04/24/1958 Historical 143222 Aera Energy LLC WDR WDRMINING 06/21/1968 Historical 142642 Aera Energy LLC WDR WDRMINING 11/21/1958 Historical 458304 Aera Energy LLC Letter WDRMINING 07/12/2024 Historical 142640 Aera Energy LLC WDR WDRMINING 11/21/1958 Active 413751 Aera Energy LLC Enrollee - WDR WDRMINING 04/26/2018 Active 413924 Aera Energy LLC Letter WDRMINING 06/09/2017 Active 413963 Aera Energy LLC Letter WDRMINING 06/06/2017 Historical 414917 Aera Energy LLC Letter WDRMINING 07/27/2017 Active 418389 Aera Energy LLC Enrollee - WDR WDRMINING 04/10/2018 Active 421557 Aera Energy LLC Enrollee - WDR WDRMINING 05/21/2018 Active 421562 Aera Energy LLC Enrollee - WDR WDRMINING 05/21/2018 Active 422426 Aera Energy LLC Enrollee - WDR WDRMINING 09/11/2018 Active 422454 Aera Energy LLC Enrollee - WDR WDRMINING 12/04/2018 Active 431216 Aera Energy LLC Letter WDRMINING 05/15/2019 Active 431794 Aera Energy LLC Letter WDRMINING 06/19/2019 Active 439670 Aera Energy LLC Enrollee - WDR WDRMINING 06/01/2020 Active 440037 Aera Energy LLC Enrollee - WDR WDRMINING 06/01/2020 Active 446672 Aera Energy LLC Letter WDRMINING 12/01/2021 Active 450359 Aera Energy LLC Letter WDRMINING 11/22/2022 Historical 450433 Aera Energy LLC Letter WDRMINING 10/05/2022 Historical 452017 Aera Energy LLC Letter WDRMINING 02/27/2023 Historical 456159 Aera Energy LLC Letter WDRMINING 11/27/2023 Historical 456311 Aera Energy LLC 13267 Letter (Non-Enforcement) WDRMINING 09/13/2023 Active 457142 Aera Energy LLC Letter WDRMINING 06/03/2024 Historical 458299 Aera Energy LLC Letter WDRMINING 08/09/2024 Historical 135436 Aera Energy LLC WDR WDR 02/26/1959 Historical 259915 Aera Energy LLC Letter NPDESWW null Historical 316515 Aera Energy LLC Enrollee LNDISPOTH 10/11/2006 Active 133602 Aaron Thom WDR LNDISPOTH 06/04/2004 Historical 316520 Aera Energy LLC Enrollee LNDISPOTH 10/11/2006 Active 145295 Aera Energy LLC WDR LNDISP 03/24/1995 Historical 143693 Aera Energy LLC WDR LNDISP 04/23/1971 Historical 143221 Aera Energy LLC WDR LNDISP 06/21/1968 Historical 142933 Aera Energy LLC WDR LNDISP 02/18/1959 Historical 145009 Aera Energy LLC WDR LNDISP 10/28/1994 Historical 394868 Aera Energy LLC WDR LFNONOPER 02/07/2014 Active 145591 Aera Energy LLC WDR LFNONOPER 12/11/1998 Historical 131225 Aera Energy LLC NPDES Permit INDSTW 10/25/2002 Historical 140509 Aera Energy LLC NPDES Permit INDSTW 10/11/1996 Historical 410510 Aera Energy LLC Letter ENFCAO 11/22/2016 Active 451981 Aera Energy LLC Letter ENFCAO 04/13/2021 Historical 455572 Aera Energy LLC Letter ENFCAO 01/17/2024 Historical 410517 Aera Energy LLC Letter ENFCAO 11/22/2016 Historical 413793 Aera Energy LLC Letter ENFCAO 05/08/2017 Active 403686 Aera Energy LLC Letter DISCHLND 08/20/2015 Active 401152 Aera Energy LLC Letter DISCHLND 03/24/2015 Historical 401095 Aera Energy LLC Letter DISCHLND 03/25/2015 Historical 401094 Aera Energy LLC Letter DISCHLND 03/25/2015 Historical 401083 Aera Energy LLC Letter DISCHLND 03/24/2015 Historical 401082 Aera Energy LLC Letter DISCHLND 03/24/2015 Historical 459298 Aera Energy LLC Letter DISCHLND 11/22/2024 Historical 460847 Aera Energy LLC Letter DISCHLND 04/28/2025 Active 455470 Aera Energy LLC Letter DISCHLND 12/08/2023 Historical 454852 Aera Energy LLC Letter DISCHLND 10/18/2023 Historical 451982 Aera Energy LLC Letter DISCHLND 06/22/2021 Historical 452547 Aera Energy LLC Letter DISCHLND 05/04/2023 Historical 368097 Aera Energy LLC 401 Certification CERFILLEXC 07/02/2009 Historical 374566 Aera Energy LLC 401 Certification CERFILLEXC 10/23/2009 Historical 380578 Aera Energy LLC 401 Certification CERFILLEXC 10/23/2009 Historical 380596 Aera Energy LLC 401 Certification CERFILLEXC 08/25/2009 Historical