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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
139174 Peter Von Langen 895 Aerovista Place 101 San Luis Obispo, CA 93401 805-549-3688 peter.vonlangen@waterboards.ca.gov
  
  
  
  
Expand/Contract Related Places
Related Places
Place ID Place Name County Region Place Type Relationship to Party Relationship Start Date Relationship End Date
Total Related Places: 0
  
  
  
  
Expand/Contract Related Parties
Related Parties
Party ID Party Name Party Type Role/Relationship Relationship Start Date Relationship End Date Classification
137759 Central Coast Regional Water Quality Control Board Organization Employee 06/20/2005 None Waterboard
Total Related Parties: 1
  
  
  
  
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?
Total Regulatory Measures: 0
  
  
  
  
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.
1143278 12/31/2024 Deficient Monitoring Lab did not complete testing as requested on Chain of Custody on 12/17/24 Violation None eSMR Cuyama CSD WWTP 364359 R3-2007-0020 N
1143279 12/31/2024 Deficient Monitoring Wastewater Pond submitted on 2024 Annual Report, now added to quarterly report. Violation None eSMR Cuyama CSD WWTP 416410 2014-0153-DWQ N
1143277 03/25/2025 CAT1 Total Suspended Solids (TSS) 30-Day Average limit is 30.0 mg/L and reported value was 44 mg/L. Violation None eSMR Cuyama CSD WWTP 416410 2014-0153-DWQ N
1143276 03/25/2025 CAT1 Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) 30-Day Average limit is 30 mg/L and reported value was 35.0 mg/L. Violation None eSMR Cuyama CSD WWTP 416410 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: 4
*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
442831 Central Coast Regional Water Quality Control Board Resolution WDRMUNIOTH 01/01/2021 Active
Total Regulatory Measures linked to Related Parties: 1
  
  
The current report was generated with data as of: 10/15/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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