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California Integrated Water Quality System Project (CIWQS)
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Place ID 213875 		  
  
  
  
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General Information
Region Place ID Place Name Place Type Place Address Place County
2 213875 Central Contra Costa SD WWTP Wastewater Treatment Facility 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
641040 Person Blake Michelle Brown Is Onsite Manager For 08/30/2023
641274 Person Colleen Henry Is Onsite Manager For 08/30/2023
563067 Person Patrick Karinja Case Worker 03/30/2017 10/12/2018
526396 Person Timothy Potter Is Onsite Manager For 07/29/2016
539741 Person Alan Weer Is Onsite Manager For 04/01/2013
538365 Person Maria Lourdes Esparza Is Onsite Manager For 01/01/2013
538365 Person Maria Lourdes Esparza Is A Data Submitter For 01/01/2013
529714 Person Ann Farrell Is Onsite Manager For 10/20/2011 01/30/2013
529715 Person Ba T. Than Is Onsite Manager For 10/20/2011 03/01/2013
526061 Person James Kelly Is Onsite Manager For 05/27/2011 03/01/2013
139554 Person Derek A. Whitworth Case Worker 05/26/2011 12/02/2015
137758 Organization San Francisco Bay Regional Water Quality Control Board Regulating Waterboard 10/25/2006
139197 Person Robert Schlipf Case Worker 06/03/2006 06/01/2007
320084 Person Doug Craig Is Onsite Manager For 06/03/2006 06/30/2010
138824 Person Michael Chee Case Worker 06/03/2006 10/24/2006
220151 Organization Central Contra Costa Sanitary District Owner Special District 11/29/1999
Total Related Parties: 16
Expand/Contract Regulatory Measures
Regulatory Measures
Reg Measure ID Reg Measure Type Region Program Order No. WDID Effective Date Expiration Date Status Amended?
162913 Unregulated 2 PTPRG 2 071008001 Never Active N
448059 NPDES Permit 2 NPDMUNILRG R2-2022-0020 2 071008001 08/01/2022 07/31/2027 Active N
430610 Co-Permitee 2 NPDMUNILRG R2-2019-0017 2 071008001 07/01/2019 06/30/2024 Active N
412711 NPDES Permit 2 NPDMUNILRG R2-2017-0009 2 071008001 06/01/2017 05/31/2022 Historical Y
389079 Co-Permitee 2 NPDMUNILRG R2-2017-0041 2 071008001 01/01/2013 12/31/2017 Active Y
383409 NPDES Permit 2 NPDMUNILRG R2-2012-0016 2 071008001 04/01/2012 03/31/2017 Historical Y
378704 Co-Permitee 2 NPDMUNILRG R2-2011-0012 2 071008001 04/01/2011 12/31/2012 Historical N
360491 Co-Permitee 2 NPDMUNILRG R2-2007-0077 2 071008001 03/01/2008 12/31/2012 Historical N
319679 NPDES Permit 2 NPDMUNILRG R2-2007-0008 2 071008001 04/01/2007 03/31/2012 Historical Y
148418 NPDES Permit 2 NPDMUNILRG R2-2001-0068 2 071008001 06/19/2001 05/31/2006 Historical N
368741 Enrollee - WRR 2 REC R2-1996-011 2 071008003 05/09/1997 04/01/2021 Active N
142146 NPDES Permit 2 NPDMUNILRG 95-108 2 071008001 05/24/1995 05/24/2000 Historical N
141633 NPDES Permit 2 NPDMUNILRG 89-170 2 071008001 11/15/1989 11/15/1994 Historical Y
146024 NPDES Permit 2 NPDMUNILRG 84-077 2 071008001 10/17/1984 10/17/1989 Historical Y
Total Reg Measures: 14
Expand/Contract Violations
Violations
Violation ID Occurred Date Violation Type (-) Violation Description Corrective Action Status Classification Source
Report displays most recent five years of violations. Refer to the Interactive Violation Report for more data.
Total Violations: 0 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
Expand/Contract Enforcement Actions
Enforcement Actions
Enf Id Enf Type Enf Order No. Effective Date Status
227513 13267 Letter 10/29/1999 Historical
221921 Admin Civil Liability R2-1998-0087 10/21/1998 Historical
Total Enf Actions: 2
Expand/Contract Inspections
Inspections
Inspection ID Inspection Type Lead Inspector Actual End Date Planned Violations Attachment
47355962 B Type compliance inspection Gaurav Mittal 04/05/2022 N 0 Download
37940006 B Type compliance inspection Gaurav Mittal 10/15/2019 N 0 Download
30961684 B Type compliance inspection Patrick Karinja 07/19/2017 N 0 Download
32097414 Preatment Audit Yatasha Moore 06/21/2017 N 0 [Attachments]
21020288 B Type compliance inspection Robert Schlipf 07/02/2015 N 0 Download
16668243 B Type compliance inspection Derek A. Whitworth 04/21/2014 N 0 Download
7355505 B Type compliance inspection Jared Richardson 12/12/2011 N 0 Download
7464462 Preatment Audit 11/01/2011 N 0 Download
3540450 Miscellaneous inspection Derek A. Whitworth 12/22/2010 N 0 N/A
1899027 B Type compliance inspection Craig Blett 09/17/2009 N 0 Download
1557741 B Type compliance inspection Carole Leong 10/15/2008 Y 0 Download
1322359 B Type compliance inspection Tim Havey 10/26/2007 Y 0 [Attachments]
716926 B Type compliance inspection Matt Oxsalida 01/25/2006 N 0 Download
554081 B Type compliance inspection Matt Oxsalida 01/25/2006 N 0 N/A
338457 Pretreatment compliance Michael Chee 03/16/2005 Y 0 N/A
337857 B Type compliance inspection Greg Walker 01/12/2005 Y 0 N/A
331866 Pretreatment compliance Michael Chee 10/27/2003 Y 0 N/A
331689 B Type compliance inspection Ray Balcom 09/22/2003 Y 0 N/A
326373 B Type compliance inspection Ray Balcom 10/09/2002 Y 0 N/A
291211 B Type compliance inspection Eddy So 05/07/2002 Y 0 N/A
290447 Preatment Audit Michael Chee 03/11/2002 Y 0 N/A
291212 B Type compliance inspection Eddy So 04/11/2001 Y 0 N/A
291175 A Type compliance inspection Eddy So 08/23/1999 Y 0 N/A
291208 A Type compliance inspection Ray Balcom 07/07/1999 Y 0 N/A
291209 B Type compliance inspection Ray Balcom 07/01/1999 Y 0 N/A
291177 A Type compliance inspection Eddy So 06/21/1999 Y 0 N/A
291210 B Type compliance inspection Ray Balcom 05/20/1999 Y 0 N/A
291176 B Type compliance inspection Eddy So 11/06/1998 Y 0 N/A
291173 B Type compliance inspection Eddy So 08/11/1998 Y 0 N/A
291179 B Type compliance inspection John Wolfenden 08/06/1998 Y 0 N/A
291201 B Type compliance inspection Eddy So 06/16/1998 Y 0 N/A
291200 B Type compliance inspection Eddy So 05/14/1998 Y 0 N/A
291180 B Type compliance inspection Ray Balcom 02/24/1998 Y 0 N/A
291181 B Type compliance inspection Ray Balcom 12/19/1997 Y 0 N/A
291207 Miscellaneous inspection Ray Balcom 11/17/1997 Y 0 N/A
291182 B Type compliance inspection Ray Balcom 09/26/1997 Y 0 N/A
291205 B Type compliance inspection Ray Balcom 02/26/1997 Y 0 N/A
291202 B Type compliance inspection Ray Balcom 10/29/1996 Y 0 N/A
291203 B Type compliance inspection Ray Balcom 09/25/1996 Y 0 N/A
291204 B Type compliance inspection Ray Balcom 08/25/1996 Y 0 N/A
291206 B Type compliance inspection Ray Balcom 07/15/1996 Y 0 N/A
291199 B Type compliance inspection Eddy So 03/28/1996 Y 0 N/A
291172 B Type compliance inspection Ray Balcom 07/25/1995 Y 0 N/A
291178 B Type compliance inspection Ray Balcom 06/08/1995 Y 0 N/A
291174 B Type compliance inspection Ray Balcom 06/01/1995 Y 0 N/A
291184 B Type compliance inspection Eddy So 10/11/1994 Y 0 N/A
291183 B Type compliance inspection Eddy So 06/20/1994 Y 0 N/A
Total Inspections: 47 Last Inspection: 04/05/2022
  
The current report was generated with data as of: 06/14/2024
Regional Boards are in the process of entering backlogged data.
As a result, data may be incomplete.
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