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 California Integrated Water Quality System Project (CIWQS)
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Place ID 630752
  
  
  
  
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General Information
Region Place ID Place Name Place Type Place Address Place County
2 630752 Central Contra Costa Sd CS Collection_System 5019 Imhoff Martinez, CA, 94553 Contra Costa

Expand/Contract Related Parties
Related Parties
Party Party Type Party Name Role Classification Relationship Start Date Relationship End Date
539963 Person Greg Norby Is Onsite Manager For 05/16/2025
646311 Person justin covington Is A Data Submitter For 07/19/2024
374587 Person Tifton Gantt Is A Data Submitter For 06/05/2023 07/12/2024
563264 Person Ed J Silva Is A Data Submitter For 06/05/2023
552696 Person Alex Benavidez Is A Data Submitter For 06/05/2023
537987 Person Robert Steve Sauter Is A Data Submitter For 06/05/2023
545431 Person Chris Johnsen Is A Data Submitter For 06/01/2023
549449 Person Paul Seitz Is Onsite Manager For 08/18/2017
563264 Person Ed J Silva Is Onsite Manager For 04/04/2017
552696 Person Alex Benavidez Is Onsite Manager For 10/15/2015
549449 Person Paul Seitz Is Onsite Manager For 12/17/2014 08/17/2017
545431 Person Chris Johnsen Is Onsite Manager For 05/21/2014 06/01/2023
537987 Person Robert Steve Sauter Is Onsite Manager For 12/18/2012
461090 Person Dante Marchetti Is Onsite Manager For 03/06/2008 07/10/2014
441824 Person William Echols Is Onsite Manager For 10/17/2007 11/26/2012
374589 Person Paul Louis Is A Data Submitter For 04/20/2007 03/31/2011
374587 Person Tifton Gantt Is Onsite Manager For 04/20/2007 02/27/2024
374582 Person Roseanna Barrett Is A Data Submitter For 04/20/2007 01/01/2011
138824 Person Michael Chee Case Worker 06/03/2006
108591 Person William Bill Brennan Is Onsite Manager For 04/03/2006 11/26/2011
220151 Organization Central Contra Costa Sanitary District Owner Special District 04/03/2006
Total Related Parties: 21

Expand/Contract Regulatory Measures
Regulatory Measures
Reg Measure ID Reg Measure Type Region Program Order No. WDID Effective Date Expiration Date Status Amended?
299822 Enrollee 2 SSOMUNILRG 2022-0103-DWQ 2SSO10105 10/25/2006 Active N
Total Reg Measures: 1

Expand/Contract Violations
Violations
Violation ID Occurred Date Violation Type (-) Violation Description Corrective Action Status Classification Source
1142400 04/14/2025 SSOS Type: Category 1 Spill; Root Intrusion caused 180 gallons of sewage to spill from Inside Building or Structure,Lateral Clean Out (Private) at 50 Brookwood Rd Orinda to Building or Structure,Drainage Conveyance System,Paved Surface,Surface Water Post Spill CCTV,Other (specify below),Inspected Sewer Using CCTV to Determine Cause,Adjusted Schedule/Method of Preventive Maintenance. Inspect with CCTV and increased cleaning frequency. Violation A SSO
1142086 04/01/2025 SSOS Type: Category 1 Spill; Damage by Others Not Related to Collection System Construction/Maintenance,Debris from Construction caused 258 gallons of sewage to spill from Manhole at #3 DeSoto Ct. to Drainage Conveyance System,Drainage Conveyance System that discharges to surface water,Surface Water,Street/Curb and Gutter (2 3) Other (specify below),Inspected Sewer Using CCTV to Determine Cause,Post Spill CCTV. Our mainline is in good condition and no modifications are necessary. This was caused by construction debris from a private party's debris entering our mainline. Violation A SSO
1140348 02/07/2025 SSOS Type: Category 1 Spill; Debris-Rags,Root Intrusion caused 2724 gallons of sewage to spill from Manhole at 615 Arch St Matinez to Surface Water,Unpaved Surface Repaired Facilities or Replaced Defect,Adjusted Schedule/Method of Preventive Maintenance,Inspected Sewer Using CCTV to Determine Cause. We inspected the mainline with CCTV and adjusted the cleaning method. Violation A SSO
1137111 11/23/2024 SSOS Type: Category 1 Spill; Debris-Rags caused 11819 gallons of sewage to spill from Manhole at 1291 Clover Ln Walnut Creek to Other (specify below) Post Spill CCTV,Inspected Sewer Using CCTV to Determine Cause,Adjusted Schedule/Method of Preventive Maintenance. We inspected the mainline with CCTV and incresed the cleaning frequancy. Violation A SSO
1134678 10/05/2024 SSOS Type: Category 1 Spill; Other (specify below),Root Intrusion,Debris-Rags caused 2541 gallons of sewage to spill from Manhole at 94 Tarry Ln. Orinda, CA to Other (specify below) Post Spill CCTV,Adjusted Schedule/Method of Preventive Maintenance,Inspected Sewer Using CCTV to Determine Cause. Reviewed CCTV footage in our bi-weekly Operations meeting. Based on that footage we increased the cleaning frequency. Violation A SSO
1134677 10/05/2024 SSOS Type: Category 1 Spill; Root Intrusion,Other (specify below),Debris-Rags caused 10008 gallons of sewage to spill from Manhole at 94 Tarry Ln. Orinda, CA to Other (specify below) Post Spill CCTV,Inspected Sewer Using CCTV to Determine Cause,Adjusted Schedule/Method of Preventive Maintenance. Reviewed CCTV footage in our bi-weekly Operations meeting. Based on that footage we increased the cleaning frequency. Violation A SSO
1134234 08/06/2024 SSOS Type: Category 1 Spill; Pipe Structural Problem/Failure - Installation caused 125 gallons of sewage to spill from Manhole at 3530 Mt Diablo Blvd Lafayette to Drainage Conveyance System that discharges to surface water, Paved Surface, Surface Water Inspected Sewer Using CCTV to Determine Cause, Repaired Facilities or Replaced Defect. We inspected the mainline with CCTV and repaired the defect. Violation A SSO
1134233 03/20/2024 SSOS Type: Category 1 Spill; Other (specify below) caused 4324 gallons of sewage to spill from Gravity Mainline at 5 Poppy Ln Orinda to Other (specify below) Plan Rehabilitation or Replacement of Sewer, Repaired Facilities or Replaced Defect. We fixed the damaged connection and supported the mainline in preparation of a permanent replacement. Violation A SSO
Report displays most recent five years of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 8 Priority Violations: 0
*Click the "(+/-) Violation Description" link to expand and contract the violation description.
*As of 5/20/2010, the Water Board's Enforcement Policy requires that all violations be classified as 1, 2 or 3, with class 1 being the highest. Prior to this, violations were simply classified as Yes or No. If a 123 classification has been assigned to a violation that occurred before this date, that classification data will be displayed instead of the Yes/No data.

Violation Types
SSOS = Sanitary Sewer Overflow/Spill/

Expand/Contract Enforcement Actions
Enforcement Actions
Enf Id Enf Type Enf Order No. Effective Date Status
416299 Staff Enforcement Letter null 09/21/2017 Historical
415775 Notice of Violation null 08/14/2017 Historical
378432 Admin Civil Liability R2-2004-0098 06/15/2005 Historical
362625 13267 Letter 12/01/2004 Historical
Total Enf Actions: 4

Expand/Contract Inspections
Inspections
Inspection ID Inspection Type Lead Inspector Actual End Date Planned Violations Attachment
987588 B Type compliance inspection Matt Oxsalida 11/30/2006 N 0 N/A
Total Inspections: 1 Last Inspection: 11/30/2006
  
The current report was generated with data as of: 06/27/2025
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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