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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
612950 MHC Operating LTD Partnership Privately-Owned Business 2 North Riverside Plaza 800 Chicago, IL 60606 None None
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
247199 Pacific Dunes Ranch San Luis Obispo 3 Campground Owner 09/22/2020 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
612952 Tom Weeden Person Data Submitter 09/22/2020 None None
28639 MHC Operating LTD Partnership Organization Member Of 09/22/2020 None Privately-Owned Business
612951 Genevieve Schultz Person Legally Responsible Official 09/22/2020 None None
525415 Equity Lifestyle Properties Inc Organization Owned By (Passive) 02/16/2021 None Privately-Owned Business
Total Related Parties: 4
  
  
  
  
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?
383011 Enrollee - WDR 3 3 401066001 Historical WDRMUNIOWTS 97-010-DWQ 12/01/2011 06/14/2021 Discharger 09/22/2020 None N
444585 Enrollee - WDR 3 3 401066001 Active WDRMUNIOWTS 2014-0153-DWQ 06/14/2021 None Discharger 08/16/2021 None N
Total Regulatory Measures: 2
  
  
  
  
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.
1146413 03/18/2025 Groundwater n/a Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1146410 01/31/2025 CAT1 Total Suspended Solids (TSS) Monthly Average (Mean) limit is 45.0 mg/L and repor Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1146409 05/31/2025 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average (Mean) limit Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1146415 03/18/2025 CAT1 Chloride Single Sample Maximum limit is 95.0 mg/L and reported value was 110 mg/ Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1146408 06/30/2025 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 30. Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1146414 03/18/2025 CAT1 Total Dissolved Solids (TDS) Single Sample Maximum limit is 710.0 mg/L and repor Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ 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: 6
*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
453664 Notice of Violation None NOV 07/25/2023 for MHC Operating LTD Partnership WDRMUNIOWTS 07/25/2023 Active
Total Enforcement Actions: 1
  
  
  
  
Expand/Contract Enforcement Actions
Regulatory Measures linked to Related Parties
Reg. Measure ID Organization Regulatory Measure Type Program Effective Date Status
382955 Equity Lifestyle Properties Inc WDR WDRMUNIOTH 12/01/2011 Active
136224 MHC Operating LTD Partnership WDR WDRMUNIOTH 09/27/1995 Historical
136246 Equity Lifestyle Properties Inc NPDES Permit NPDESWW 04/03/1995 Historical
143380 Equity Lifestyle Properties Inc WDR WDRMUNIOTH 03/11/1988 Historical
133893 Equity Lifestyle Properties Inc NPDES Permit NPDESWW 09/28/1987 Historical
136509 MHC Operating LTD Partnership WDR WDRMUNIOTH 03/12/1998 Historical
193388 Equity Lifestyle Properties Inc Enrollee NPDNONMUNIPRCS 06/30/1997 Historical
Total Regulatory Measures linked to Related Parties: 7
  
  
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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