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Related Places
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Total Related Places: 5
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Related Parties
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Total Related Parties: 34
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Regulatory Measures (non-enforcement)
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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? |
145597 |
NPDES Permit |
2 |
2 071013001 |
Historical |
NPDMUNILRG |
83-015 |
06/23/1983 |
None |
Discharger |
06/23/1983 |
None |
Y |
365245 |
NPDES Permit |
2 |
2 071013001 |
Historical |
NPDMUNILRG |
R2-2009-0018 |
05/01/2009 |
09/30/2014 |
Discharger |
05/13/2009 |
None |
Y |
389437 |
Enrollee |
2 |
2 07REC0001 |
Active |
WDRMUNIENROTH |
2009-0006-DWQ |
01/20/2010 |
None |
Discharger |
02/28/2013 |
None |
N |
430613 |
Co-Permitee |
2 |
2 071013001 |
Active |
NPDMUNILRG |
R2-2019-0017 |
07/01/2019 |
None |
Discharger |
05/20/2019 |
None |
N |
435913 |
NPDES Permit |
2 |
2 071013001 |
Active |
NPDMUNILRG |
R2-2019-0035 |
02/01/2020 |
None |
Discharger |
12/12/2019 |
None |
Y |
360496 |
Co-Permitee |
2 |
2 071013001 |
Historical |
NPDMUNILRG |
R2-2007-0077 |
03/01/2008 |
12/31/2012 |
Discharger |
03/01/2008 |
None |
N |
299882 |
Enrollee |
2 |
2SSO10127 |
Active |
SSOMUNISML |
2022-0103-DWQ |
08/14/2006 |
None |
Discharger |
04/10/2006 |
None |
N |
349731 |
Enrollee - WRR |
2 |
2 071013002 |
Active |
REC |
None |
06/19/2000 |
None |
Discharger |
01/01/2006 |
None |
N |
141514 |
NPDES Permit |
2 |
2 071013001 |
Historical |
NPDMUNILRG |
88-030 |
03/16/1988 |
None |
Discharger |
03/16/1988 |
None |
Y |
142783 |
NPDES Permit |
2 |
2 071013001 |
Historical |
NPDMUNILRG |
93-142 |
11/19/1993 |
12/02/2003 |
Discharger |
11/19/1993 |
None |
Y |
132603 |
NPDES Permit |
2 |
2 071013001 |
Historical |
NPDMUNILRG |
R2-2003-0114 |
02/01/2004 |
05/01/2009 |
Discharger |
12/03/2003 |
None |
Y |
389137 |
Co-Permitee |
2 |
2 071013001 |
Active |
NPDMUNILRG |
R2-2017-0041 |
01/01/2013 |
None |
Discharger |
03/01/2008 |
None |
Y |
397694 |
NPDES Permit |
2 |
2 071013001 |
Historical |
NPDMUNILRG |
R2-2014-0030 |
10/01/2014 |
01/31/2020 |
Discharger |
08/14/2014 |
None |
N |
378798 |
Co-Permitee |
2 |
2 071013001 |
Historical |
NPDMUNILRG |
R2-2011-0012 |
04/01/2011 |
12/31/2012 |
Discharger |
03/01/2008 |
None |
N |
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Total Regulatory Measures: 14
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Violations within the past five years
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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. |
1093534 |
07/14/2021 |
CAT2 |
Copper, Total Recoverable Daily Maximum limit is 53 ug/L and reported value was |
Violation |
N |
eSMR |
Delta Diablo WWTP |
435913 |
R2-2019-0035 |
N |
1119668 |
07/07/2023 |
Deficient Reporting |
The analysis results for BOD samples (INF-001 and EFF-001) collected on July 7th |
Violation |
N |
eSMR |
Delta Diablo WWTP |
435913 |
R2-2019-0035 |
N |
1115063 |
02/01/2023 |
Deficient Monitoring |
The analysis results for the BOD samples collected on February 1st and 2nd are i |
Violation |
N |
eSMR |
Delta Diablo WWTP |
435913 |
R2-2019-0035 |
N |
1093533 |
07/31/2021 |
CAT2 |
Copper, Total Recoverable Monthly Average (Mean) limit is 35 ug/L and reported v |
Violation |
N |
eSMR |
Delta Diablo WWTP |
435913 |
R2-2019-0035 |
N |
1080734 |
09/08/2020 |
CAT2 |
Chlorine, Total Residual Instantaneous Maximum limit is 0.0 mg/L and reported va |
Violation |
N |
eSMR |
Delta Diablo WWTP |
435913 |
R2-2019-0035 |
N |
1114026 |
01/04/2023 |
Deficient Monitoring |
The analysis results for BOD samples collected on January 4 and 6 were invalid b |
Violation |
N |
eSMR |
Delta Diablo WWTP |
435913 |
R2-2019-0035 |
N |
1094648 |
08/05/2021 |
CAT2 |
Mercury, Total Weekly Average (Mean) limit is 0.072 ug/L and reported value was |
Violation |
N |
eSMR |
Delta Diablo WWTP |
435913 |
R2-2019-0035 |
N |
1112692 |
12/31/2022 |
Unauthorized Discharge |
On Saturday, December 31, 2022, the District experienced extraordinarily high in |
Violation |
None |
Report |
Delta Diablo WWTP |
435913 |
R2-2019-0035 |
N |
Report currently showing last five years of violations. Click here to return to viewing one year of violations. Refer to the Interactive Violation Report for more data.
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Total Violations: 8
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*Click the "(+/-) Violation Description" link to expand and contract the violation description.
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Enforcement Actions
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Enforcement ID |
Enforcement Type |
Enf. Order No. |
Title |
Program |
Effective Date |
Status |
393924 |
Notice of Violation |
None |
NOV 10/15/2013 for Delta Diablo Sanitation District, Delta Diablo SD CS |
SSOMUNISML |
10/15/2013 |
Historical |
309521 |
Admin Civil Liability |
R2-2006-0044 |
MMP Complaint R2-2006-0044 for Delta-Diablo Sanitation District |
NPDMUNILRG |
09/13/2006 |
Historical |
308373 |
Oral Communication |
None |
Staff Enforcement of Reporting Violation |
NPDMUNILRG |
08/24/2006 |
Historical |
246267 |
Notice of Violation |
UNKNOWN |
Enforcement - 2 071013001 |
NPDMUNILRG |
10/10/2002 |
Historical |
238768 |
Admin Civil Liability |
R2-2001-0152 |
Enforcement - 2 071013001 |
NPDMUNILRG |
12/28/2001 |
Historical |
225481 |
Oral Communication |
UNKNOWN |
Enforcement - 2 071013001 |
NPDMUNILRG |
05/19/2000 |
Historical |
225480 |
Oral Communication |
UNKNOWN |
Enforcement - 2 071013001 |
NPDMUNILRG |
03/30/2000 |
Historical |
225483 |
Oral Communication |
UNKNOWN |
Enforcement - 2 071013001 |
NPDMUNILRG |
03/19/2000 |
Historical |
227441 |
Oral Communication |
UNKNOWN |
Enforcement - 2 071013001 |
NPDMUNILRG |
11/05/1999 |
Historical |
227440 |
Oral Communication |
UNKNOWN |
Enforcement - 2 071013001 |
NPDMUNILRG |
10/21/1999 |
Historical |
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Total Enforcement Actions: 10
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Regulatory Measures linked to Related Parties
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Total Regulatory Measures linked to Related Parties: 0
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