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   Party At-A-Glance Report

  
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General Information
Party ID Party Name Party Classification Mailing Address Work Phone Email/Website
400869 Newhall Ranch SD Special District 1955 Workman Mill Road Whittier, CA 90601 626-458-7151 None
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
658148 Newhall Ranch WRP Los Angeles 4 Wastewater Treatment Facility Owner 09/27/2007 None
Total Related Places: 1
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
648692 Margott Hinostroza Person Data Submitter 01/15/2025 None None
646863 Lindsay O'Donahue Person Data Submitter 12/12/2024 None None
642265 Michael Flores Person Data Submitter 10/31/2023 None None
640467 Marisol Cira Person Data Submitter 07/10/2023 None None
630002 Preeti Ghuman Person Data Submitter 01/11/2022 None None
626784 Sarah Miles Person Data Submitter 08/11/2021 None None
626009 James Grunwald Person Data Submitter 07/06/2021 None None
621839 Rita Chang Person Data Submitter 02/05/2021 None None
610975 Elizabeth Roswell Person Data Submitter 07/14/2020 None None
609761 Holly Jones Person Data Submitter 06/02/2020 None None
601637 Stefan Szalkowski Person Data Submitter 09/03/2019 None None
598636 Qin Liu Person Data Submitter 06/14/2019 None None
595992 Katie Marjanovic Person Legally Responsible Official 12/02/2024 None None
595992 Katie Marjanovic Person Data Submitter 09/11/2020 None None
592486 Suzanne Brown Person Data Submitter 04/18/2019 None None
580129 Mandy Ng Person Data Submitter 08/29/2018 None None
579020 Jessica Lau Person Data Submitter 06/12/2018 None None
569529 Ryan Honda Person Data Submitter 11/22/2017 None None
562298 Steven Ono Person Data Submitter 02/14/2017 05/10/2018 None
558391 Nicholas Wiehardt Person Data Submitter 08/12/2016 None None
556260 Naoko Munakata Person Legally Responsible Official 06/23/2016 None None
555508 Donald Ton Person Data Submitter 04/21/2016 None None
550152 Misty Brown Person Data Submitter 05/18/2020 None None
550106 Joshua Westfall Person Data Submitter 07/29/2016 None None
546435 Lysa Gaboudian Person Legally Responsible Official 04/05/2021 None None
546435 Lysa Gaboudian Person Data Submitter 02/01/2017 None None
545973 Tom Mitchell Person Data Submitter 04/04/2014 None None
522298 Brittany Liu Person Data Submitter 04/29/2014 05/19/2017 None
522297 Andrew Hall Person Legally Responsible Official 06/16/2015 04/06/2017 None
522293 Esther Cantu Person Data Submitter 04/29/2014 None None
521731 Peter Navas Person Data Submitter 04/08/2014 None None
521719 Abder Yacoby Person Data Submitter 12/09/2014 None None
520173 Steve Burger Person Legally Responsible Official 04/14/2011 None None
400137 Susan Bremser Person Data Submitter 04/24/2014 12/04/2020 None
314909 Nicholas Smal Person Data Submitter 12/06/2017 None None
314901 Erika Bensch Person Legally Responsible Official 04/06/2017 None None
303050 Ann Heil Person Legally Responsible Official 04/21/2014 07/01/2021 None
Total Related Parties: 37
  
  
  
  
Expand/Contract Regulatory Measures
Regulatory Measures (non-enforcement)
Reg. Measure ID Regulatory Measure Type Region WDID Status Program Order No. RM Effective Date RM Termination Date Relationship Relationship Start Date Relationship End Date Amended?
422406 NPDES Permit 4 4A190118001 Active NPDMUNILRG R4-2019-0077 09/01/2019 None Discharger 07/03/2018 None N
383099 NPDES Permit 4 4A190118001 Historical NPDMUNILRG R4-2013-0180 02/01/2014 08/31/2019 Discharger 09/06/2007 None N
331910 NPDES Permit 4 4A190118001 Historical NPDMUNILRG R4-2007-0046 10/27/2007 01/31/2014 Discharger 09/06/2007 None N
Total Regulatory Measures: 3
  
  
  
  
Expand/Contract Violations
Violations within the past five years
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.
1120025 09/01/2023 Late Report Once Only OneTime ( TECHRPT ) (Initial Investigation TRE WP) report for 2019/09/ Violation None Report Newhall Ranch WRP 422406 R4-2019-0077 N
1105574 02/24/2022 Deficient Monitoring Per Section VIII.1 of the MRP, receiving water samples shall be analyzed quarter Violation N eSMR Newhall Ranch WRP 422406 R4-2019-0077 N
1096516 08/31/2021 Deficient Monitoring Per Section VIII.A.1 of the MRP, samples shall be analyzed quarterly for BOD5. A Violation N eSMR Newhall Ranch WRP 422406 R4-2019-0077 N
1096515 08/31/2021 Deficient Monitoring Per Section VIII.A.1 of the MRP, samples shall be analyzed quarterly for BOD5. A Violation N eSMR Newhall Ranch WRP 422406 R4-2019-0077 N
Report currently showing last five years of violations. Click here to return to viewing one year of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 4
*Click the "(+/-) Violation Description" link to expand and contract the violation description.
  
  
  
  
Expand/Contract Enforcement Actions
Enforcement Actions
Enforcement ID Enforcement Type Enf. Order No. Title Program Effective Date Status
Total Enforcement Actions: 0
  
  
  
  
Expand/Contract Enforcement Actions
Regulatory Measures linked to Related Parties
Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status
Total Regulatory Measures linked to Related Parties: 0
  
  
The current report was generated with data as of: 02/21/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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