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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
359110 Cayucos SD Special District Po Box 333 Cayucos, CA 93430 805-995-3290 None
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
824400 Cayucos SD WWTP San Luis Obispo 3 Wastewater Treatment Facility Owner and Operator 06/03/2020 None
645333 Cayucos CS San Luis Obispo 3 Collection_System Owner 01/09/2007 None
Total Related Places: 2
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
378808 Dave Zevely Person Legally Responsible Official 05/17/2007 11/27/2012 None
594956 Sarah Hooper Person Legally Responsible Official 12/18/2020 None None
359109 Bill Callahan Person Legally Responsible Official 01/09/2007 04/05/2013 None
529230 David Athey Person Data Submitter 01/21/2026 None None
642548 Justin Owens Person Legally Responsible Official 11/13/2023 None None
650065 Gayle Good Person Data Submitter 03/26/2025 None None
537655 Jonathan Collins Person Legally Responsible Official 06/13/2023 None None
514145 Robert Tennent Person Data Submitter 07/16/2009 06/08/2023 None
488673 Rick Koon Person Employee 11/13/2019 None None
514146 Timothy O'Marr Person Data Submitter 07/16/2009 06/08/2023 None
Total Related Parties: 10
  
  
  
  
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?
318764 Enrollee 3 3SSO11216 Active SSOMUNISML 2022-0103-DWQ 01/09/2007 None Discharger 09/22/2023 None N
435501 NPDES Permit 3 3 401019759 Active NPDMUNIOTH R3-2020-0004 12/01/2020 None Discharger 11/13/2019 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.
1150482 12/24/2025 Deficient Monitoring Communication loss caused effluent flow not to be recorded for a period of appro Violation N eSMR Cayucos SD WWTP 435501 R3-2020-0004 N
1150605 12/24/2025 Deficient Monitoring A computer communication loss on this day resulted in no effluent flowmeter numb Violation N eSMR Cayucos SD WWTP 435501 R3-2020-0004 N
1150604 05/14/2025 Deficient Monitoring Only a Total Coliform sample was taken on this day. Because it was a Wednesday a Violation N eSMR Cayucos SD WWTP 435501 R3-2020-0004 N
1150714 05/14/2025 Deficient Monitoring Only a Total Coliform sample was taken on this day. Because it was a Wednesday a Violation N eSMR Cayucos SD WWTP 435501 R3-2020-0004 N
1150648 05/14/2025 Deficient Monitoring Only a Total Coliform sample was taken on this day. Because it was a Wednesday a Violation N eSMR Cayucos SD WWTP 435501 R3-2020-0004 N
1144268 05/14/2025 Deficient Monitoring No Fecal Coliform sample was taken on a Wednesday, and by permit, we must test b Violation N eSMR Cayucos SD WWTP 435501 R3-2020-0004 N
1150712 12/24/2025 Deficient Monitoring A computer communication loss on this day resulted in no effluent flowmeter numb Violation N eSMR Cayucos SD WWTP 435501 R3-2020-0004 N
1150649 12/24/2025 Deficient Monitoring A computer communication loss on this day resulted in no effluent flowmeter data Violation N eSMR Cayucos SD WWTP 435501 R3-2020-0004 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: 8
*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: 02/05/2026
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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