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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
20185 Heritage Ranch CSD Special District 4870 Heritage Road Paso Robles, CA 93446 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
826598 Heritage Ranch CSD WS San Luis Obispo 3 Utility Structure Owner and Operator 07/25/2016 None
632026 Heritage Ranch CS San Luis Obispo 3 Collection_System Owner 04/07/2006 None
230132 Heritage Ranch WWTP San Luis Obispo 3 Wastewater Treatment Facility Owner 11/14/1994 None
769806 Heritage Ranch Community Services District Gallery Wells Repair San Luis Obispo 3 Dredge/Fill Site Operator 08/16/2011 None
Total Related Places: 4
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
109296 John D'Ornellas Person Facility Contact 11/14/1994 06/15/2017 None
109296 John D'Ornellas Person Facility Contact 04/07/2006 06/15/2017 None
109296 John D'Ornellas Person Legally Responsible Official 03/07/2006 06/15/2017 None
568191 Jason Molinari Person Legally Responsible Official 09/08/2017 03/30/2020 None
601313 Julie Ridgeway Person Data Submitter 09/10/2019 07/14/2021 None
609572 ALEXANDRA BALL Person Data Submitter 06/24/2020 07/14/2021 None
553604 Krista Young Person Data Submitter 02/21/2017 03/04/2025 None
628096 Madison Pierce Person Data Submitter 10/19/2021 None None
644472 Mike Wilcox Person Data Submitter 03/29/2024 None None
652571 Roy Arnold Person Legally Responsible Official 11/07/2025 None None
634328 Mariah Fluitt Person Data Submitter 08/19/2022 None None
649029 Kayla Bernal Person Data Submitter 02/27/2025 None None
564867 Scott Duffield Person Legally Responsible Official 07/11/2017 None None
652571 Roy Arnold Person Employee 11/04/2025 None None
558510 Cara Aguiar Person Data Submitter 08/08/2017 None None
Total Related Parties: 15
  
  
  
  
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?
418018 NPDES Permit 3 3 401013001 Active NPDMUNIOTH R3-2017-0026 12/01/2017 None Discharger 12/14/2017 None N
407899 Enrollee - NPDES 3 4DW0127 Active NPDNONMUNIPRCS 2014-0194-DWQ 07/01/2016 None Discharger 07/01/2016 None N
380852 401 Certification 3 None Historical CERFILLEXC None 09/19/2011 09/17/2016 Discharger 08/16/2011 None N
379540 NPDES Permit 3 3 401013001 Historical NPDMUNIOTH R3-2011-0007 06/01/2011 11/30/2017 Discharger 09/01/2010 None N
301728 Enrollee 3 3SSO10275 Active SSOMUNISML 2022-0103-DWQ 10/11/2006 None Discharger 04/21/2006 None N
306484 NPDES Permit 3 3 401013001 Historical NPDMUNIOTH R3-2006-0012 03/24/2006 05/31/2011 Discharger 02/02/2001 None N
146992 NPDES Permit 3 3 401013001 Historical NPDMUNIOTH 95-036 07/14/1995 02/01/2001 Discharger 07/14/1995 None N
146922 NPDES Permit 3 3 401013001 Historical NPDMUNIOTH 94-021 03/11/1994 07/14/1995 Discharger 03/11/1994 None N
144674 NPDES Permit 3 3 401013001 Historical NPDMUNIOTH 91-010 07/12/1991 03/11/1994 Discharger 07/12/1991 None N
143832 NPDES Permit 3 3 401013001 Historical NPDMUNIOTH 89-012 01/13/1989 07/12/1991 Discharger 01/13/1989 None N
143504 NPDES Permit 3 3 401013001 Historical NPDMUNIOTH 86-095 06/13/1986 01/13/1989 Discharger 06/13/1986 None N
143599 NPDES Permit 3 3 401013001 Historical NPDMUNIOTH 77-074 12/09/1977 06/13/1986 Discharger 12/09/1977 None N
142875 NPDES Permit 3 3 401013001 Historical NPDMUNIOTH 73-024 01/01/1973 12/09/1977 Discharger 01/01/1973 None N
Total Regulatory Measures: 13
  
  
  
  
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.
1142426 03/06/2025 CAT1 Nitrate, Total (as N) Maximum Daily (MDEL) limit is 17 % and reported value was 28 %. Violation N eSMR Heritage Ranch WWTP 449668 R3-2022-0046 N
1146466 07/10/2025 CAT2 Copper, Total Recoverable Daily Maximum limit is 25 ug/L and reported value was 32.4 ug/L at M-001. Violation N eSMR Heritage Ranch WWTP 418018 R3-2017-0026 N
1146464 07/16/2025 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average limit is 45 mg/L and reported value was 49 mg/L at M-001. Violation N eSMR Heritage Ranch WWTP 418018 R3-2017-0026 N
1141604 02/05/2025 CAT1 Total Suspended Solids (TSS) Weekly Average (Mean) limit is 45 mg/L and reported value was 54 mg/L at M-001. Violation N eSMR Heritage Ranch WWTP 418018 R3-2017-0026 N
1139096 12/17/2024 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) 7-Day Average (Mean) limit is 45 mg/L and reported value was 51 mg/L at M-001. Violation N eSMR Heritage Ranch WWTP 418018 R3-2017-0026 N
1140507 01/09/2025 Deficient Monitoring On January 9, 2025, Heritage Ranch staff turned in the second bi-weekly coliform sample, but it was not analyzed by the laboratory. Violation N eSMR Heritage Ranch WWTP 418018 R3-2017-0026 N
1146465 07/10/2025 CAT2 Copper, Total Recoverable 30-Day Average limit is 18 ug/L and reported value was 32.4 ug/L at M-001. Violation N eSMR Heritage Ranch WWTP 418018 R3-2017-0026 N
1149625 10/08/2025 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average (Mean) limit is 45 mg/L and reported value was 51 mg/L at M-001. Violation N eSMR Heritage Ranch WWTP 418018 R3-2017-0026 N
1140506 01/09/2025 CAT1 Nitrate, Total (as N) Daily Maximum limit is 17 mg/L and reported value was 34.6 mg/L at M-001. Violation N eSMR Heritage Ranch WWTP 418018 R3-2017-0026 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: 9
*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
457030 Admin Civil Liability R3-2024-0039 ACL R3-2024-0039 for Heritage Ranch CSD NPDMUNIOTH 07/12/2024 Historical
449668 Time Schedule Order R3-2022-0046 TSO R3-2022-0046 for Heritage Ranch CSD WWTP NPDMUNIOTH 10/14/2022 Active
444961 Admin Civil Liability R3-2021-0030 ACL R3-2021-0030 for Heritage Ranch CSD NPDMUNIOTH 11/01/2021 Historical
442915 Time Schedule Order R3-2018-0011 TSO R3-2018-0011 for Heritage Ranch CSD WWTP NPDMUNIOTH 05/18/2018 Historical
436233 Admin Civil Liability R3-2020-0008 ACL R3-2020-0008 for Heritage Ranch CSD NPDMUNIOTH 02/27/2020 Historical
404360 Admin Civil Liability R3-2016-0019 ACL R3-2016-0019 for Heritage Ranch CSD NPDMUNIOTH 03/29/2016 Historical
389486 Admin Civil Liability R3-2013-0026 ACL R3-2013-0026 for HERITAGE RANCH CSD NPDMUNIOTH 05/14/2013 Historical
304605 Oral Communication None Oral Communication for Heritage Ranch WWTP NPDESWW 03/15/2006 Historical
227942 Oral Communication UNKNOWN Enforcement - 3 401013001 NPDESWW 07/18/2000 Historical
222943 Cease and Desist Order 86-096 Enforcement - 3 401013001 NPDESWW 06/13/1986 Historical
221936 Cease and Desist Order 86-09601 Enforcement - 3 401013001 NPDESWW 03/11/1994 Historical
Total Enforcement Actions: 11
  
  
  
  
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: 12/04/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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