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California Integrated Water Quality System Project (CIWQS)
   Party At-A-Glance Report

  
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General Information
Party ID Party Name Party Classification Mailing Address Work Phone Email/Website
41500 Sonoma West Holding Inc Privately-Owned Business 2064 North Highway 116 Sebastopol, CA 95472-2662 707-824-2534 None
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
897866 Sonoma West Holdings Wastewater Treatment Facility Plant No. 2 - Domestic Sonoma 1 Wastewater Treatment Facility Owner and Operator 12/06/2024 None
269947 Sonoma West Holdings Inc. 1365 South Gravenstein Highway Sonoma 1 Food Processing NEC Owner 07/27/1978 None
248632 Sonoma West Holdings Plant #2 Facility Sonoma 1 Food Processing NEC Owner 06/15/2000 None
Total Related Places: 3
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
649349 Rachael O'Reilly Person Data Submitter 03/11/2025 None None
628592 Manuel Soto Person Legally Responsible Official 06/18/2025 None None
628590 Jason Duval Person Data Submitter 09/07/2023 None None
587315 Brandon Jacka Person Legally Responsible Official 11/29/2018 None None
586720 Lexxi Ruiz Person Data Submitter 11/05/2018 None None
586720 Lexxi Ruiz Person Data Submitter 03/18/2025 None None
580808 Ryan Pulley Person Data Submitter 07/12/2018 None None
529232 Julian Kayne Person Interested Party 01/07/2022 None None
528208 Michael Babbini Person Legally Responsible Official 03/21/2006 12/31/2021 None
Total Related Parties: 9
  
  
  
  
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?
459659 Individual Monitoring Requirem 1 1B24163RSON Active WDRINDIVSML R1-2025-0004 01/06/2025 None Discharger 12/06/2024 None N
399211 NPDES Permit 1 1B81202OSON Historical NPDINDSML R1-2018-0003 08/01/2018 06/12/2025 Discharger 11/05/2003 None N
462227 Enrollee - WDR 1 1B81202OSON Active WDRINDFP R1-2016-0002 01/06/2025 None Discharger 08/18/2025 None N
349389 NPDES Permit 1 1B81202OSON Historical NPDINDSML R1-2010-0019 06/13/2010 07/31/2018 Discharger 11/05/2003 None N
132341 NPDES Permit 1 1B81202OSON Historical NPDINDSML R1-2003-0059 11/05/2003 06/13/2010 Discharger 11/05/2003 None N
138316 NPDES Permit 1 1B81202OSON Historical NPDINDSML 94-007 08/25/1994 11/04/2003 Discharger 08/25/1994 None N
137657 WDR 1 1B78142OSON Active WDRINDIVLRG 88-071 05/25/1988 None Discharger 05/25/1988 None N
137169 NPDES Permit 1 1B81202OSON Historical NPDINDSML 86-196 12/04/1986 08/25/1994 Discharger 12/04/1986 None N
136696 NPDES Permit 1 1B81202OSON Historical NPDINDSML 81-202 10/22/1981 12/04/1986 Discharger 10/22/1981 None N
137355 WDR 1 1B78142OSON Historical WDRINDIVLRG 78-142 07/27/1978 05/25/1988 Discharger 07/27/1978 None N
459355 Enrollee - WDR 1 1B24163RSON Active WDRINDIVSML 2014-0153-DWQ 01/06/2025 None Discharger 12/06/2024 None N
260640 Letter 1 1B81202OSON Historical NPDESWW 001 04/27/2001 04/27/2001 Discharger 04/27/2001 None N
Total Regulatory Measures: 12
  
  
  
  
Expand/Contract Violations
Violations within the past 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.
1145206 05/06/2025 CAT1 Total Dissolved Solids (TDS) Monthly Average (Mean) limit is 500 mg/L and reported value was 560 mg/L at LND-001. Violation N eSMR Sonoma West Holdings Plant #2 Facility 399211 R1-2018-0003 N
1145205 04/08/2025 CAT1 Nitrate, Total (as N) Monthly Average (Mean) limit is 10 mg/L and reported value was 31 mg/L at REC-001. Violation N eSMR Sonoma West Holdings Plant #2 Facility 399211 R1-2018-0003 N
1145204 04/02/2025 CAT1 Total Dissolved Solids (TDS) Monthly Average limit is 500 mg/L and reported value was 540 mg/L at LND-001. Violation N eSMR Sonoma West Holdings Plant #2 Facility 399211 R1-2018-0003 N
1145203 06/03/2025 CAT1 Total Dissolved Solids (TDS) Monthly Average (Mean) limit is 500 mg/L and reported value was 570 mg/L at LND-001. Violation N eSMR Sonoma West Holdings Plant #2 Facility 399211 R1-2018-0003 N
1144110 01/02/2025 CAT1 Total Dissolved Solids (TDS) Daily Maximum limit is 500 mg/L and reported value was 510 mg/L at STG-001. *** MMP Exempt Reason:No discharge to surface waters Violation N eSMR Sonoma West Holdings Plant #2 Facility 399211 R1-2018-0003 N
1144109 03/04/2025 CAT1 Total Dissolved Solids (TDS) Daily Maximum limit is 500 mg/L and reported value was 520 mg/L at STG-001. *** MMP Exempt Reason:No discharge to surface waters Violation N eSMR Sonoma West Holdings Plant #2 Facility 399211 R1-2018-0003 N
1144108 03/04/2025 Deficient Monitoring Monthly Total Coliform and Fecal Coliform sample missed for the month due to sampling error. The chain of custody was updated to reflect new permit requirements in anticipation of this permit transioning away, however that transition was delayed. Violation N eSMR Sonoma West Holdings Plant #2 Facility 399211 R1-2018-0003 N
1144107 03/04/2025 OEV pH Instantaneous Minimum limit is 6.5 SU and reported value was 6.42 SU at STG-001. *** MMP Exempt Reason:No discharge to surface waters Violation N eSMR Sonoma West Holdings Plant #2 Facility 399211 R1-2018-0003 N
1144106 02/18/2025 CAT1 Nitrate, Total (as N) Monthly Mean limit is 10 mg/L and reported value was 18 mg/L at REC-001. *** MMP Exempt Reason:No discharge to surface waters Violation N eSMR Sonoma West Holdings Plant #2 Facility 399211 R1-2018-0003 N
1143341 05/02/2025 Late Report Quarterly SMR ( MONNPDES ) report for Q1 2025 (2936496) was due on 01-MAY-25 *** MMP Exempt Reason:SMR was submitted on May 13, 2025, via email while new LRO was being set up in CIWQS. Violation None Report Sonoma West Holdings Plant #2 Facility 399211 R1-2018-0003 N
1139335 12/03/2024 CAT1 Total Dissolved Solids (TDS) Daily Maximum limit is 500 mg/L and reported value was 580 mg/L at STG-001. *** MMP Exempt Reason:Not a discharge to surface water. Violation N eSMR Sonoma West Holdings Plant #2 Facility 399211 R1-2018-0003 N
1139334 11/26/2024 CAT1 Total Dissolved Solids (TDS) Daily Maximum limit is 500 mg/L and reported value was 640 mg/L at REC-001. *** MMP Exempt Reason:Not a discharge to surface water. Violation N eSMR Sonoma West Holdings Plant #2 Facility 399211 R1-2018-0003 N
Report defaults to display violations within the last year. Click here to see last five years of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 12
*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
225328 Oral Communication None Enforcement - 1B81202OSON Sonoma West Holdings Plant #2 Facility NPDINDSML 08/27/1999 Historical
225105 Oral Communication None Enforcement - 1B81202OSON Sonoma West Holdings Plant #2 Facility NPDINDSML 08/27/1999 Historical
224611 Clean-up and Abatement Order 89-127 Enforcement - 1B81202OSON Sonoma West Holdings Plant #2 Facility NPDINDSML 10/06/1989 Active
219091 Clean-up and Abatement Order 88-022 Enforcement - 1B81202OSON Sonoma West Holdings Plant #2 Facility NPDINDSML 03/04/1988 Active
Total Enforcement Actions: 4
  
  
  
  
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: 11/21/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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