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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
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
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
28639 MHC Operating LTD Partnership Organization Member Of 09/22/2020 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?
444585 Enrollee - WDR 3 3 401066001 Active WDRMUNIOWTS 2014-0153-DWQ 06/14/2021 None Discharger 08/16/2021 None N
383011 Enrollee - WDR 3 3 401066001 Historical WDRMUNIOWTS 97-010-DWQ 12/01/2011 06/14/2021 Discharger 09/22/2020 None N
Total Regulatory Measures: 2
  
  
  
  
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.
1157839 01/31/2025 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
1157838 02/28/2025 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) 30-Day Average limit is 30 m Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1157836 03/31/2025 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) 30-Day Average limit is 30 m Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1157835 04/30/2025 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) 30-Day Average limit is 30 m Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1157833 05/31/2025 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) 30-Day Average limit is 30 m Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1157826 01/31/2025 OEV Flow Monthly Average limit is 5952 GPD and reported value was 7902 GPD. Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1157812 12/17/2025 CAT1 Boron, Total Daily Maximum limit is 0.15 mg/L and reported value was 0.28 mg/L. Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1157811 09/10/2025 CAT1 Boron, Total Daily Maximum limit is 0.15 mg/L and reported value was 0.28 mg/L. Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1157810 12/17/2025 CAT1 Chloride Daily Maximum limit is 65 mg/L and reported value was 160 mg/L. Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1157809 09/10/2025 CAT1 Chloride Daily Maximum limit is 65 mg/L and reported value was 160 mg/L. Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1157808 12/17/2025 CAT1 Total Dissolved Solids (TDS) Daily Maximum limit is 710 mg/L and reported value Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1157807 09/10/2025 CAT1 Total Dissolved Solids (TDS) Daily Maximum limit is 710 mg/L and reported value Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1157806 07/10/2025 OEV Flow Daily Maximum limit is 10416 GPD and reported value was 10711 GPD. Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1157803 12/31/2025 CAT1 Nitrogen, Total (as N) Daily Maximum limit is 25 mg/L and reported value was 120 Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1157802 12/31/2025 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) 7-Day Average (Mean) limit i Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1157800 07/30/2025 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) 7-Day Average (Mean) limit i Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1157799 12/31/2025 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) 30-Day Average limit is 30 m Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1157797 08/31/2025 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
1157796 07/31/2025 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 30 Violation N 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
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
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
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
1144455 12/31/2021 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 30.0 mg/L and reported val Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1144454 12/31/2021 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
1144420 09/30/2023 CAT1 Nitrogen, Total (as N) Daily Maximum limit is 25.0 mg/L and reported value was 3 Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1144419 09/30/2023 Groundwater Monitoring Well #3 was found to be in exceedance of TDS. Limit = 710 mg/L, Value Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1141143 09/11/2024 Groundwater Monitoring Well #8 was found to be in exceedance of Boron. Limit = 0.2 mg/L, Val Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1141142 09/11/2024 Groundwater Monitoring Well #3 was found to be in exceedance of TDS. Limit = 710 mg/L, Value Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1141141 09/11/2024 Groundwater Monitoring Well #8 was found to be in exceedance of TDS. Limit = 710 mg/L, Value Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1141140 07/24/2024 CAT1 Nitrogen, Total (as N) Daily Maximum limit is 25.0 mg/L and reported value was 1 Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1141138 07/24/2024 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
1131535 06/05/2024 Groundwater Monitoring Well #8 was found to be in exceedance of Boron. Limit = 0.2 mg/L, Val Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1131534 06/05/2024 Groundwater Monitoring Well #8 was found to be in exceedance of TDS. Limit = 710 mg/L, Value Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1131533 03/26/2024 Groundwater Monitoring Well #8 was found to be in exceedance of TDS. Limit = 710 mg/L, Value Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1119961 03/08/2023 Groundwater Monitoring Well #8 was found to be in exceedance of Boron. Limit = 0.2 mg/L, Val Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1119960 03/08/2023 Groundwater Monitoring Well #8 was found to be in exceedance of Sodium. Limit = 90 mg/L, Val Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1119959 03/08/2023 Groundwater Monitoring Well #8 was found to be in exceedance of Chloride. Limit = 95 mg/L, V Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1119958 06/06/2023 Groundwater Monitoring Well #8 was found to be in exceedance of Chloride. Limit = 95 mg/L, V Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1119957 03/08/2023 Groundwater Monitoring Well #8 was found to be in exceedance of Chloride. Limit = 95 mg/L, V Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1119956 03/08/2023 Groundwater Monitoring Well #3 was found to be in exceedance of TDS. Limit = 710 mg/L, Value Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1119935 06/06/2023 Groundwater Monitoring Well #8 was found to be in exceedance of TDS. Limit = 710 mg/L, Value Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1119934 03/08/2023 Groundwater Monitoring Well #8 was found to be in exceedance of TDS. Limit = 710 mg/L, Value Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1119933 04/01/2023 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 30.0 mg/L and reported val Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1119932 03/08/2023 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average limit is 45.0 Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1119931 01/01/2023 CAT1 Nitrogen, Total (as N) Daily Maximum limit is 25.0 mg/L and reported value was 1 Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ N
1119930 04/01/2023 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
1119929 03/01/2023 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
1118709 08/31/2021 Late Report Failure to conduct subsurface disposal monitoring in August, September, October, Violation N Report Pacific Dunes Ranch 444585 2014-0153-DWQ Y
1118704 03/01/2023 Order Conditions Failure to adequately maintain a septic tank. Violation N Report Pacific Dunes Ranch 444585 2014-0153-DWQ Y
1102061 12/21/2021 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 Y
1102060 11/23/2021 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 Y
1102059 09/23/2021 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 Y
1102058 11/23/2021 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 30.0 mg/L and reported val Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ Y
1102057 12/21/2021 CAT1 Nitrogen, Total (as N) Daily Maximum limit is 25.0 mg/L and reported value was 7 Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ Y
1102056 11/23/2021 CAT1 Nitrogen, Total (as N) Daily Maximum limit is 25.0 mg/L and reported value was 2 Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ Y
1102054 09/23/2021 CAT1 Nitrogen, Total (as N) Daily Maximum limit is 25.0 mg/L and reported value was 6 Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ Y
1102053 11/23/2021 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average limit is 45.0 Violation None Report Pacific Dunes Ranch 444585 2014-0153-DWQ Y
1102048 09/30/2021 Groundwater Monitoring Well #8 was found to be in exceedance of Total Nitrogen, Boron, Sulfa Violation N Report Pacific Dunes Ranch 444585 2014-0153-DWQ Y
1102044 08/26/2021 CAT1 Nitrogen, Total (as N) Daily Maximum limit is 25 mg/L and reported value was 130 Violation N Report Pacific Dunes Ranch 444585 2014-0153-DWQ Y
1102043 11/23/2021 CAT1 Total Suspended Solids (TSS) Weekly Average limit is 45 mg/L and reported value Violation N Report Pacific Dunes Ranch 444585 2014-0153-DWQ Y
1102042 08/26/2021 CAT1 Total Suspended Solids (TSS) Monthly Average limit is 30 mg/L and reported value Violation N Report Pacific Dunes Ranch 444585 2014-0153-DWQ Y
1102040 09/23/2021 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average limit is 45 m Violation N Report Pacific Dunes Ranch 444585 2014-0153-DWQ Y
1102038 08/26/2021 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 30 Violation N Report Pacific Dunes Ranch 444585 2014-0153-DWQ Y
1102036 11/30/2021 Order Conditions Monthly subsurface disposal monitoring was not conducted in July, August, Septem Violation N Report Pacific Dunes Ranch 444585 2014-0153-DWQ Y
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: 67
*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
193388 Equity Lifestyle Properties Inc Enrollee NPDNONMUNIPRCS 06/30/1997 Historical
143380 Equity Lifestyle Properties Inc WDR WDRMUNIOTH 03/11/1988 Historical
136509 MHC Operating LTD Partnership WDR WDRMUNIOTH 03/12/1998 Historical
136246 Equity Lifestyle Properties Inc NPDES Permit NPDESWW 04/03/1995 Historical
136224 MHC Operating LTD Partnership WDR WDRMUNIOTH 09/27/1995 Historical
133893 Equity Lifestyle Properties Inc NPDES Permit NPDESWW 09/28/1987 Historical
Total Regulatory Measures linked to Related Parties: 7
  
  
The current report was generated with data as of: 08/24/2026
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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