General Information Party ID Party Name Party Classification Mailing Address Work Phone Email/Website 595183 Caleb Vierra null 2849 Northgate Drive Chico, CA 95973 559-972-8091 null 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 595451 Sierra Pacific Land & Timber Company Chico Organization Legally Responsible Official 06/05/2019 null Privately-Owned Business 574119 Sierra Pacific Industries Stirling/Chico Organization Legally Responsible Official 02/22/2019 null Privately-Owned Business 546379 R. H. Emmerson and Son LLC Organization Legally Responsible Official 09/15/2021 null Privately-Owned Business 326124 Sierra Pacific Industries Stirling District Timber Organization Legally Responsible Official 01/28/2025 null Privately-Owned Business 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 384036 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH null Historical 460695 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 04/04/2025 Active 460693 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 03/11/2025 Active 460225 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 02/13/2025 Active 460224 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 02/13/2025 Active 460228 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 02/13/2025 Active 456360 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 02/13/2025 Active 456362 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 02/13/2025 Active 459969 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 01/30/2025 Active 459821 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 12/26/2024 Active 459528 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 12/05/2024 Active 459288 Sierra Pacific Industries Stirling/Chico Enrollee - WDR TH 11/25/2024 Active 459287 Sierra Pacific Industries Stirling/Chico Enrollee - WDR TH 11/25/2024 Active 459289 Sierra Pacific Industries Stirling/Chico Enrollee - WDR TH 11/25/2024 Active 459052 Sierra Pacific Industries Stirling/Chico Enrollee - WDR TH 10/24/2024 Active 450402 R. H. Emmerson and Son LLC Enrollee - WDR TH 12/07/2022 Active 449357 R. H. Emmerson and Son LLC Enrollee - WDR TH 10/06/2022 Active 449356 R. H. Emmerson and Son LLC Enrollee - WDR TH 10/06/2022 Active 449332 Sierra Pacific Industries Stirling/Chico Enrollee - WDR TH 09/26/2022 Active 449102 Sierra Pacific Industries Stirling/Chico Enrollee - WDR TH 09/07/2022 Active 449101 Sierra Pacific Industries Stirling/Chico Enrollee - WDR TH 09/07/2022 Active 449103 R. H. Emmerson and Son LLC Enrollee - WDR TH 09/07/2022 Active 448943 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 08/25/2022 Active 448869 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 08/22/2022 Active 448679 R. H. Emmerson and Son LLC Enrollee - WDR TH 07/28/2022 Active 448215 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 06/23/2022 Active 447879 R. H. Emmerson and Son LLC Enrollee - WDR TH 06/02/2022 Active 447877 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 06/02/2022 Active 447873 R. H. Emmerson and Son LLC Enrollee - WDR TH 06/02/2022 Active 447870 R. H. Emmerson and Son LLC Enrollee - WDR TH 06/01/2022 Active 447553 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 04/29/2022 Active 447554 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 04/29/2022 Active 447334 R. H. Emmerson and Son LLC Enrollee - WDR TH 04/26/2022 Active 447477 R. H. Emmerson and Son LLC Enrollee - WDR TH 04/20/2022 Active 447478 R. H. Emmerson and Son LLC Enrollee - WDR TH 04/20/2022 Active 447350 R. H. Emmerson and Son LLC Enrollee - WDR TH 04/07/2022 Active 447223 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 03/29/2022 Active 446254 Sierra Pacific Industries Stirling/Chico Enrollee - WDR TH 01/12/2022 Active 445992 R. H. Emmerson and Son LLC Enrollee - WDR TH 12/16/2021 Active 445890 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 12/06/2021 Active 445839 R. H. Emmerson and Son LLC Enrollee - WDR TH 12/03/2021 Active 445246 R. H. Emmerson and Son LLC Enrollee - WDR TH 12/01/2021 Active 445479 R. H. Emmerson and Son LLC Enrollee - WDR TH 11/12/2021 Active 445641 Sierra Pacific Industries Stirling/Chico Enrollee - WDR TH 11/10/2021 Active 445293 R. H. Emmerson and Son LLC Enrollee - WDR TH 10/11/2021 Active 445292 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 10/11/2021 Active 444721 R. H. Emmerson and Son LLC Enrollee - WDR TH 09/28/2021 Active 444579 R. H. Emmerson and Son LLC Enrollee - WDR TH 09/16/2021 Active 444974 R. H. Emmerson and Son LLC Enrollee - WDR TH 09/15/2021 Active 444285 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 08/23/2021 Active 444635 R. H. Emmerson and Son LLC Enrollee - WDR TH 08/19/2021 Active 444438 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 08/17/2021 Active 444441 R. H. Emmerson and Son LLC Enrollee - WDR TH 08/13/2021 Active 444235 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 07/21/2021 Active 443455 R. H. Emmerson and Son LLC Enrollee - WDR TH 07/12/2021 Active 443539 R. H. Emmerson and Son LLC Enrollee - WDR TH 07/09/2021 Active 444193 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 07/06/2021 Active 443985 R. H. Emmerson and Son LLC Enrollee - WDR TH 06/03/2021 Active 443305 R. H. Emmerson and Son LLC Enrollee - WDR TH 05/27/2021 Active 443188 R. H. Emmerson and Son LLC Enrollee - WDR TH 05/26/2021 Active 443998 R. H. Emmerson and Son LLC Enrollee - WDR TH 05/25/2021 Active 443948 R. H. Emmerson and Son LLC Enrollee - WDR TH 05/18/2021 Active 443989 R. H. Emmerson and Son LLC Enrollee - WDR TH 05/17/2021 Active 443994 R. H. Emmerson and Son LLC Enrollee - WDR TH 05/17/2021 Active 443086 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 04/29/2021 Active 442975 R. H. Emmerson and Son LLC Enrollee - WDR TH 04/20/2021 Active 442896 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 04/13/2021 Active 442899 R. H. Emmerson and Son LLC Enrollee - WDR TH 04/12/2021 Active 442627 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 03/19/2021 Active 442151 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 02/04/2021 Active 442039 R. H. Emmerson and Son LLC Enrollee - WDR TH 01/29/2021 Active 441900 R. H. Emmerson and Son LLC Enrollee - WDR TH 01/21/2021 Active 441897 R. H. Emmerson and Son LLC Enrollee - WDR TH 01/21/2021 Active 441949 R. H. Emmerson and Son LLC Enrollee - WDR TH 01/21/2021 Active 441515 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 12/10/2020 Active 441513 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 12/09/2020 Active 441452 R. H. Emmerson and Son LLC Enrollee - WDR TH 12/03/2020 Active 441187 R. H. Emmerson and Son LLC Enrollee - WDR TH 11/20/2020 Active 440992 R. H. Emmerson and Son LLC Enrollee - WDR TH 11/03/2020 Active 441205 R. H. Emmerson and Son LLC Enrollee - WDR TH 10/30/2020 Active 428996 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 04/08/2020 Active 436118 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 03/25/2020 Active 435945 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 02/27/2020 Active 437560 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 10/25/2019 Historical 434870 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 09/10/2019 Active 433181 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 07/08/2019 Historical 433180 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 05/30/2019 Historical 430993 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 05/03/2019 Historical 430834 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 04/05/2019 Historical 430850 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 03/20/2019 Historical 431980 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 03/19/2019 Historical 429228 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 02/22/2019 Historical 429224 Sierra Pacific Land & Timber Company Chico Enrollee - WDR TH 02/21/2019 Historical 429598 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 02/14/2019 Historical 429212 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/22/2019 Historical 425792 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/03/2019 Active 421487 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 07/23/2018 Active 421398 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 07/23/2018 Active 428576 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 07/20/2018 Historical 434725 R. H. Emmerson and Son LLC Enrollee - WDR TH 02/25/2018 Active 419617 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 02/20/2018 Active 449150 Sierra Pacific Industries Stirling/Chico Enrollee - WDR TH 02/15/2018 Historical 419326 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 02/01/2018 Historical 419307 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Active 419308 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 419309 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Active 434174 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 434248 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 434249 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Active 434386 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 434390 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 434393 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 434394 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 434419 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 434421 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 434724 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 434735 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 434736 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 435252 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 435390 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 435392 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 435393 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 435394 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 435460 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 442128 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Active 442129 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 01/25/2018 Historical 442131 R. H. Emmerson and Son LLC Enrollee - WDR TH 01/19/2018 Active 434392 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 11/17/2017 Historical 434193 Sierra Pacific Industries Stirling District Timber Enrollee - WDR TH 11/17/2017 Historical 413763 Sierra Pacific Industries Stirling District Timber WDR TH 06/12/2017 Historical 413762 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 04/12/2017 Historical 411830 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 01/12/2017 Historical 411819 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 12/19/2016 Historical 411818 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 12/19/2016 Historical 411820 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 12/19/2016 Historical 405344 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 02/01/2016 Historical 403294 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 02/01/2016 Historical 403996 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 12/17/2015 Historical 403496 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 10/04/2015 Historical 403646 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 09/24/2015 Historical 403645 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 09/17/2015 Historical 402234 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 07/10/2015 Historical 399781 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 11/25/2014 Historical 398808 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 11/07/2014 Historical 398568 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 08/26/2014 Historical 396477 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 08/15/2014 Historical 395502 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 07/03/2014 Historical 396155 R. H. Emmerson and Son LLC Enrollee - Waiver TH 07/03/2014 Historical 396155 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 07/03/2014 Historical 398673 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 06/30/2014 Historical 405343 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 05/13/2014 Historical 405342 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 10/08/2013 Historical 403638 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 06/03/2013 Historical 403642 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 06/03/2013 Historical 405340 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 06/03/2013 Historical 403648 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 03/06/2013 Historical 388548 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 11/05/2012 Historical 388549 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 11/01/2012 Historical 388577 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 10/22/2012 Historical 405341 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 08/17/2012 Historical 384035 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 03/29/2012 Historical 400909 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 02/29/2012 Historical 405339 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 02/20/2012 Historical 391128 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 01/06/2012 Historical 399279 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 01/01/2012 Historical 395527 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 12/14/2011 Historical 384048 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 10/25/2011 Historical 379883 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 05/26/2011 Historical 403644 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 05/12/2011 Historical 384040 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 03/26/2010 Historical 401831 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 03/26/2010 Historical 384041 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 03/26/2010 Historical 394589 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 01/01/2010 Historical 394858 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 01/01/2010 Historical 394919 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 01/01/2010 Historical 401904 Sierra Pacific Industries Stirling District Timber Waiver TH 05/07/2008 Historical 394915 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 01/01/2008 Historical 395447 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 01/01/2008 Historical 384039 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 10/17/2007 Historical 395443 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 01/01/2007 Historical 394857 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 01/01/2007 Historical 394583 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 01/01/2007 Historical 394917 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 01/01/2007 Historical 394916 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 01/01/2006 Historical 397135 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 01/01/2006 Historical 395444 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 01/01/2006 Historical 384038 Sierra Pacific Industries Stirling District Timber Enrollee - Waiver TH 12/19/2005 Historical