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. |
1132651 |
12/31/2023 |
CAT2 |
Cadmium, Total Recoverable Monthly Average (Mean) limit is 0.9 ug/L and reported |
Violation |
None |
Report |
405 Industrial Road |
451306 |
R2-2017-0048 |
N |
1132649 |
12/22/2023 |
CAT2 |
Cadmium, Total Recoverable Maximum Daily (MDEL) limit is 1.8 ug/L and reported v |
Violation |
N |
Report |
405 Industrial Road |
451306 |
R2-2017-0048 |
N |
1132644 |
08/22/2023 |
CAT2 |
Diesel Oil Maximum Daily (MDEL) limit is 50.0 ug/L and reported value was 75 ug/ |
Violation |
None |
Report |
SMU City Center |
452940 |
R2-2017-0048 |
N |
1132643 |
08/22/2023 |
CAT2 |
Gasoline Maximum Daily (MDEL) limit is 50 ug/L and reported value was 66 ug/L. |
Violation |
N |
Report |
SMU City Center |
452940 |
R2-2017-0048 |
N |
1132642 |
09/30/2023 |
CAT2 |
Mercury, Total Monthly Average (Mean) limit is 50.0 ng/L and reported value was |
Violation |
None |
Report |
210 Adrian |
451300 |
R2-2017-0048 |
N |
1132641 |
09/27/2023 |
CAT2 |
Mercury, Total Maximum Daily (MDEL) limit is 100 ng/L and reported value was 430 |
Violation |
N |
Report |
210 Adrian |
451300 |
R2-2017-0048 |
N |
1132640 |
09/27/2023 |
OEV |
TPH as Motor Oil Maximum Daily (MDEL) limit is 100 ug/L and reported value was 1 |
Violation |
N |
Report |
210 Adrian |
451300 |
R2-2017-0048 |
N |
1129918 |
07/02/2022 |
Failure to Notify |
Discharger did not notify the effluent limit violation for selenium that occurre |
Violation |
None |
Report |
Santa Clara University Groundwater Dewatering System |
388164 |
R2-2018-0026 |
N |
1129917 |
07/07/2022 |
Deficient Reporting |
Discharger did not submit 5-day report describing the effluent limit violation f |
Violation |
None |
Report |
Santa Clara University Groundwater Dewatering System |
388164 |
R2-2018-0026 |
N |
1129916 |
06/24/2021 |
Deficient Reporting |
Discharger did not submit 5-day report describing the effluent limit violations |
Violation |
None |
Report |
Santa Clara University Groundwater Dewatering System |
388164 |
R2-2018-0026 |
N |
1129915 |
06/18/2021 |
Failure to Notify |
Discharger did not notify within 24 hours effluent limit violations for copper a |
Violation |
N |
Report |
Santa Clara University Groundwater Dewatering System |
388164 |
R2-2018-0026 |
N |
1129799 |
06/30/2022 |
CAT2 |
Selenium, Total Recoverable Monthly Average (Mean) limit is 21.0 ug/L and report |
Violation |
N |
Report |
Santa Clara University Groundwater Dewatering System |
388164 |
R2-2018-0026 |
N |
1129798 |
06/16/2021 |
CAT2 |
Nickel, Total Recoverable Maximum Daily (MDEL) limit is 86 ug/L and reported val |
Violation |
None |
Report |
Santa Clara University Groundwater Dewatering System |
388164 |
R2-2018-0026 |
N |
1129797 |
06/30/2021 |
CAT2 |
Nickel, Total Recoverable Monthly Average limit is 43 ug/L and reported value wa |
Violation |
None |
Report |
Santa Clara University Groundwater Dewatering System |
388164 |
R2-2018-0026 |
N |
1129796 |
06/30/2021 |
CAT2 |
Copper, Total Recoverable Monthly Average limit is 7.0 ug/L and reported value w |
Violation |
None |
Report |
Santa Clara University Groundwater Dewatering System |
388164 |
R2-2018-0026 |
N |
1129794 |
06/16/2021 |
CAT2 |
Copper, Total Recoverable Maximum Daily (MDEL) limit is 14 ug/L and reported val |
Violation |
N |
Report |
Santa Clara University Groundwater Dewatering System |
388164 |
R2-2018-0026 |
N |
1128492 |
02/02/2024 |
Late Report |
Annual SMR ( MONNPDES ) (Annual SMR) report for 2023 (2851192) was due on 01-FE |
Violation |
None |
Report |
Corinda Los Trancos Landfll |
455516 |
R2-2024-0004 |
N |
1128491 |
02/02/2024 |
Late Report |
Monthly SMR ( MONNPDES ) (Monthly SMR) report for December 2023 (2822150) was du |
Violation |
None |
Report |
Corinda Los Trancos Landfll |
455516 |
R2-2024-0004 |
N |
1128490 |
01/02/2024 |
Late Report |
Monthly SMR ( MONNPDES ) (Monthly SMR) report for November 2023 (2822149) was du |
Violation |
None |
Report |
Corinda Los Trancos Landfll |
455516 |
R2-2024-0004 |
N |
1128489 |
12/02/2023 |
Late Report |
Monthly SMR ( MONNPDES ) (Monthly SMR) report for October 2023 (2822148) was due |
Violation |
None |
Report |
Corinda Los Trancos Landfll |
455516 |
R2-2024-0004 |
N |
1128488 |
11/02/2023 |
Late Report |
Monthly SMR ( MONNPDES ) (Monthly SMR) report for September 2023 (2822147) was d |
Violation |
None |
Report |
Corinda Los Trancos Landfll |
455516 |
R2-2024-0004 |
N |
1128487 |
10/02/2023 |
Late Report |
Monthly SMR ( MONNPDES ) (Monthly SMR) report for August 2023 (2822146) was due |
Violation |
None |
Report |
Corinda Los Trancos Landfll |
455516 |
R2-2024-0004 |
N |
1128486 |
09/02/2023 |
Late Report |
Monthly SMR ( MONNPDES ) (Monthly SMR) report for July 2023 (2822145) was due on |
Violation |
None |
Report |
Corinda Los Trancos Landfll |
455516 |
R2-2024-0004 |
N |
1128485 |
08/02/2023 |
Late Report |
Monthly SMR ( MONNPDES ) (Monthly SMR) report for June 2023 (2822144) was due on |
Violation |
None |
Report |
Corinda Los Trancos Landfll |
455516 |
R2-2024-0004 |
N |
1128484 |
07/02/2023 |
Late Report |
Monthly SMR ( MONNPDES ) (Monthly SMR) report for May 2023 (2822143) was due on |
Violation |
None |
Report |
Corinda Los Trancos Landfll |
455516 |
R2-2024-0004 |
N |
1128483 |
06/02/2023 |
Late Report |
Monthly SMR ( MONNPDES ) (Monthly SMR) report for April 2023 (2822142) was due o |
Violation |
None |
Report |
Corinda Los Trancos Landfll |
455516 |
R2-2024-0004 |
N |
1128482 |
05/02/2023 |
Late Report |
Monthly SMR ( MONNPDES ) (Monthly SMR) report for March 2023 (2822141) was due o |
Violation |
None |
Report |
Corinda Los Trancos Landfll |
455516 |
R2-2024-0004 |
N |
1128481 |
04/02/2023 |
Late Report |
Monthly SMR ( MONNPDES ) (Monthly SMR) report for February 2023 (2822140) was du |
Violation |
None |
Report |
Corinda Los Trancos Landfll |
455516 |
R2-2024-0004 |
N |
1128480 |
03/02/2023 |
Late Report |
Monthly SMR ( MONNPDES ) (Monthly SMR) report for January 2023 (2822139) was due |
Violation |
None |
Report |
Corinda Los Trancos Landfll |
455516 |
R2-2024-0004 |
N |
1125817 |
06/13/2023 |
CAT2 |
cis-1,2-Dichloroethene Maximum Daily (MDEL) limit is 0.50 ug/L and reported valu |
Violation |
None |
Report |
ELCO Yards |
442794 |
R2-2017-0048 |
N |
1125676 |
01/27/2023 |
CAT2 |
cis-1,2-Dichloroethene Maximum Daily (MDEL) limit is 0.50 ug/L and reported valu |
Violation |
None |
Report |
ELCO Yards |
442794 |
R2-2017-0048 |
N |
1125471 |
01/13/2023 |
CAT2 |
cis-1,2-Dichloroethene Maximum Daily (MDEL) limit is 0.50 ug/L and reported valu |
Violation |
None |
Report |
ELCO Yards |
442794 |
R2-2017-0048 |
N |
1125469 |
01/06/2023 |
OEV |
TPH as Motor Oil Maximum Daily (MDEL) limit is 100 ug/L and reported value was 1 |
Violation |
None |
Report |
ELCO Yards |
442794 |
R2-2017-0048 |
N |
1125307 |
10/31/2023 |
CAT2 |
Zinc, Total Recoverable Monthly Average (Mean) limit is 47 ug/L and reported val |
Violation |
None |
Report |
915 DeGuigne Drive Groundwater Treatment System |
397989 |
R2-2017-0048 |
N |
1125306 |
12/28/2023 |
CAT2 |
Methyl Tert-butyl Ether (MTBE) Maximum Daily (MDEL) limit is 0.50 ug/L and repor |
Violation |
None |
Report |
ELCO Off-site (Veterans Sewer) |
452950 |
R2-2017-0048 |
N |
1125162 |
08/14/2023 |
Unauthorized Discharge |
It was reported that the spill occurred when an excavator struck the outer- 4-in |
Violation |
None |
Report |
Former McKesson Facility |
397946 |
R2-2017-0048 |
N |
1124980 |
10/17/2023 |
CAT2 |
Ethylbenzene Maximum Daily (MDEL) limit is 0.50 ug/L and reported value was 0.96 |
Violation |
None |
Report |
Lorentz Barrel & Drum Site, Shallow Groundwater Task Force (Operable Unit #2) |
397970 |
R2-2017-0048 |
N |
1124405 |
01/30/2023 |
ATOX |
Acute Toxicity-Rainbow Trout-survival 3-Sample Median limit is 90 % survival and |
Violation |
None |
Report |
EBMUD Orinda Filter Plant |
444166 |
R2-2021-0015 |
Y |
1119874 |
05/29/2023 |
Late Report |
The Discharger did not submit 5-day report within five days after becoming aware |
Violation |
N |
Report |
210 Adrian |
451300 |
R2-2017-0048 |
N |
1119873 |
07/17/2023 |
Late Report |
Discharger did not submit 5-day report within 5 days of becoming aware of permit |
Violation |
N |
Report |
210 Adrian |
451300 |
R2-2017-0048 |
N |
1119872 |
06/30/2023 |
CAT2 |
Mercury, Total Recoverable Monthly Average limit is 0.05 ug/L and reported value |
Violation |
N |
Report |
210 Adrian |
451300 |
R2-2017-0048 |
Y |
1119863 |
06/30/2023 |
CAT2 |
Copper, Total Recoverable Monthly Average limit is 7.1 ug/L and reported value w |
Violation |
N |
Report |
Port Costa Terminal (Chevron No. 211666) |
383556 |
R2-2017-0048 |
Y |
1119825 |
06/30/2023 |
CAT2 |
Nickel, Total Recoverable Monthly Average limit is 10.0 ug/L and reported value |
Violation |
N |
Report |
TI LOT 8 |
449351 |
R2-2017-0048 |
Y |
1119820 |
05/11/2023 |
CAT2 |
Diesel Oil Maximum Daily (MDEL) limit is 50 ug/L and reported value was 81 ug/L. |
Violation |
N |
Report |
210 Adrian |
451300 |
R2-2017-0048 |
Y |
1119809 |
02/13/2023 |
Late Report |
Discharger did not submit permit violation report within 5 days of becoming awar |
Violation |
N |
Report |
Port Costa Terminal (Chevron No. 211666) |
383556 |
R2-2017-0048 |
N |
1119808 |
01/19/2023 |
CAT2 |
Diesel Oil Maximum Daily (MDEL) limit is 50 ug/L and reported value was 70 ug/L. |
Violation |
N |
Report |
Port Costa Terminal (Chevron No. 211666) |
383556 |
R2-2017-0048 |
Y |
1119623 |
08/09/2023 |
OEV |
TPH C13-C22 Daily Maximum limit is 50.0 mg/L and reported value was 56.0 mg/L. |
Violation |
None |
Report |
399 West Java Drive |
444267 |
R2-2017-0048 |
N |
1119621 |
07/27/2023 |
OEV |
TPH C13-C22 Daily Maximum limit is 50 mg/L and reported value was 52 mg/L. |
Violation |
None |
Report |
399 West Java Drive |
444267 |
R2-2017-0048 |
N |
1119522 |
06/30/2023 |
CAT2 |
Chromium (VI) Monthly Average limit is 8.1 ug/L and reported value was 14 ug/L. |
Violation |
None |
Report |
580 Dubuque Avenue |
447809 |
R2-2017-0048 |
Y |
1118019 |
05/01/2023 |
CAT2 |
Selenium, Total Recoverable Monthly Average limit is 4.1 ug/L and reported value |
Violation |
N |
Report |
Treatment System North of 101 |
397999 |
R2-2017-0048 |
N |
1117600 |
06/30/2021 |
CAT2 |
Selenium, Total Daily Maximum limit is 8.2 mg/L and reported value was 460 mg/L. |
Violation |
N |
Report |
Facebook Bayfront |
440862 |
R2-2017-0048 |
Y |
1116635 |
04/16/2023 |
Unauthorized Discharge |
Unauthorized discharge. Overflow of untreated groundwater from the treatment sys |
Violation |
N |
Report |
Former McKesson Facility |
397946 |
R2-2017-0048 |
N |
1116051 |
03/17/2023 |
Unauthorized Discharge |
On March 17, 2023, a pipe conveying sand filter backwash wastewater burst releas |
Violation |
N |
Report |
TI Lots 3-4 LLC |
449461 |
R2-2017-0048 |
N |
1115824 |
02/19/2023 |
Unauthorized Discharge |
On February 19, 2023, the Discharger spilled approximately 82,246 gallons of unt |
Violation |
N |
Report |
TI LOT 8 |
449351 |
R2-2017-0048 |
N |
1115772 |
01/31/2023 |
CAT2 |
Chromium (VI) Monthly Average limit is 8.1 ug/L and reported value was 10.0 ug/L |
Violation |
N |
Report |
580 Dubuque Avenue |
447809 |
R2-2017-0048 |
Y |
1115728 |
12/07/2022 |
CAT2 |
Diesel Oil Maximum Daily (MDEL) limit is 50 ug/L and reported value was 81 ug/L. |
Violation |
N |
Report |
Former Mobil Service Station 10818 |
439599 |
R2-2017-0048 |
Y |
1111374 |
11/15/2022 |
OEV |
pH Instantaneous Minimum limit is 6.5 SU and reported value was 6.3 SU. |
Violation |
N |
Report |
Santa Clara University Groundwater Dewatering System |
388164 |
R2-2018-0026 |
N |
1111226 |
09/30/2022 |
CAT2 |
Lead, Total Recoverable Monthly Average (Mean) limit is 2.6 ug/L and reported va |
Violation |
None |
Report |
Treatment System South of 101 Regional Groundwater Remediation Program, MEW Area |
397998 |
R2-2017-0048 |
Y |
1111225 |
09/06/2022 |
CAT2 |
Lead, Total Recoverable Maximum Daily (MDEL) limit is 5.2 ug/L and reported valu |
Violation |
None |
Report |
Treatment System South of 101 Regional Groundwater Remediation Program, MEW Area |
397998 |
R2-2017-0048 |
Y |
1111224 |
09/30/2022 |
CAT2 |
Copper, Total Recoverable Monthly Average limit is 7.0 ug/L and reported value w |
Violation |
None |
Report |
Treatment System South of 101 Regional Groundwater Remediation Program, MEW Area |
397998 |
R2-2017-0048 |
Y |
1111223 |
09/06/2022 |
CAT2 |
Copper, Total Recoverable Maximum Daily (MDEL) limit is 14 ug/L and reported val |
Violation |
N |
Report |
Treatment System South of 101 Regional Groundwater Remediation Program, MEW Area |
397998 |
R2-2017-0048 |
Y |
1111210 |
09/27/2022 |
Late Report |
Total xylene effluent limit violation occurred on 9-7-22. The Discharger became |
Violation |
None |
Report |
915 DeGuigne Drive Groundwater Treatment System |
397989 |
R2-2017-0048 |
N |
1111208 |
09/20/2022 |
Failure to Notify |
Total xylene effluent limit violation occurred on 9-7-22. The Discharger became |
Violation |
N |
Report |
915 DeGuigne Drive Groundwater Treatment System |
397989 |
R2-2017-0048 |
N |
1111202 |
09/07/2022 |
CAT2 |
Xylenes, Total Maximum Daily (MDEL) limit is 0.5 ug/L and reported value was 1.1 |
Violation |
N |
Report |
915 DeGuigne Drive Groundwater Treatment System |
397989 |
R2-2017-0048 |
Y |
1109697 |
09/12/2022 |
Late Report |
Late 5-day report. Report was due August 29, 2022, but it was submitted on Sept |
Violation |
N |
Report |
ELCO Yards |
442794 |
R2-2017-0048 |
N |
1109694 |
08/24/2022 |
Failure to Notify |
24-hour notification was not made within 24 hours. On August 19 and 20, 2022, tw |
Violation |
N |
Report |
ELCO Yards |
442794 |
R2-2017-0048 |
N |
1109693 |
08/19/2022 |
Unauthorized Discharge |
On August 19, 2022, the Discharger spilled 45,000 gallons of influent from its |
Violation |
N |
Report |
ELCO Yards |
442794 |
R2-2017-0048 |
N |
1109619 |
07/24/2022 |
CAT2 |
Chloroform Maximum Daily (MDEL) limit is 1.9 ug/L and reported value was 37 ug/L |
Violation |
N |
Report |
Santa Clara Treatment System |
397979 |
R2-2017-0048 |
Y |
1109551 |
05/16/2022 |
Deficient Reporting |
The discharger failed to report a copper effluent limit violation due to a trans |
Violation |
N |
Report |
Former 401 National Avenue, Middlefield-Ellis-Whisman (MEW) Study Area |
397967 |
R2-2017-0048 |
N |
1109550 |
05/03/2022 |
CAT2 |
Copper, Total Recoverable Maximum Daily (MDEL) limit is 14 ug/L and reported val |
Violation |
None |
Report |
Former 401 National Avenue, Middlefield-Ellis-Whisman (MEW) Study Area |
397967 |
R2-2017-0048 |
Y |
1109549 |
05/31/2022 |
CAT2 |
Copper, Total Recoverable Monthly Average limit is 7 ug/L and reported value was |
Violation |
N |
Report |
Former 401 National Avenue, Middlefield-Ellis-Whisman (MEW) Study Area |
397967 |
R2-2017-0048 |
Y |
1109463 |
06/30/2022 |
CAT2 |
Chromium (VI) Total Recoverable Monthly Average limit is 8.1 ug/L and reported v |
Violation |
N |
Report |
Southeast Water Pollution Control Plant Biosolids Digester Facilities Project |
441740 |
R2-2017-0048 |
Y |
1109055 |
02/16/2022 |
Deficient Reporting |
Did not submit 2021 2nd SA SMR on time. Facility did not discharge. |
Violation |
N |
Inspection |
100 & 200 Caribbean Drive |
439606 |
R2-2017-0048 |
N |
1105400 |
05/31/2022 |
CAT2 |
Chromium (VI) Total Recoverable Monthly Average limit is 8.1 ug/L and reported v |
Violation |
N |
Report |
Southeast Water Pollution Control Plant Biosolids Digester Facilities Project |
441740 |
R2-2017-0048 |
Y |
1105399 |
05/21/2022 |
Failure to Notify |
The discharger failed to notify within 24-hr a daily maximum effluent limit exce |
Violation |
N |
Report |
WWTP Nutrient Removal and Wet Weather Flow Management Upgrade and Expansion Proj |
433511 |
R2-2017-0048 |
N |
1105398 |
05/31/2022 |
CAT2 |
Nickel, Total Recoverable Monthly Average (Mean) limit is 22 ug/L and reported v |
Violation |
None |
Report |
WWTP Nutrient Removal and Wet Weather Flow Management Upgrade and Expansion Proj |
433511 |
R2-2017-0048 |
Y |
1105397 |
05/13/2022 |
CAT2 |
Nickel, Total Recoverable Maximum Daily (MDEL) limit is 44 ug/L and reported val |
Violation |
N |
Report |
WWTP Nutrient Removal and Wet Weather Flow Management Upgrade and Expansion Proj |
433511 |
R2-2017-0048 |
Y |
1105146 |
05/24/2022 |
CAT2 |
Tetrachloroethene Maximum Daily (MDEL) limit is 0.5 ug/L and reported value was |
Violation |
N |
Report |
Creekside Center |
442050 |
R2-2017-0048 |
Y |
1105145 |
04/27/2022 |
CAT2 |
Diesel Oil Maximum Daily (MDEL) limit is 50 ug/L and reported value was 52 ug/L. |
Violation |
N |
Report |
West-Side Aquifers Treatment System (WATS) |
397922 |
R2-2017-0048 |
N |
1105142 |
04/28/2022 |
Unauthorized Discharge |
A spill occurred on April 28, 2022, when a delivery truck with lift gate backed |
Violation |
N |
Report |
100 Altair Way |
442245 |
R2-2017-0048 |
N |
1105131 |
02/23/2022 |
CAT2 |
Diesel Oil Maximum Daily (MDEL) limit is 50 ug/L and reported value was 54 ug/L. |
Violation |
N |
Report |
1900 Broadway |
436343 |
R2-2017-0048 |
N |
1100913 |
12/13/2021 |
OEV |
pH Instantaneous Maximum limit is 8.5 SU and reported value was 9.81 SU. |
Violation |
N |
Report |
1095 Rollins Road |
443131 |
R2-2017-0048 |
N |
1099214 |
11/23/2021 |
CAT2 |
Methyl Tert-butyl Ether (MTBE) Maximum Daily (MDEL) limit is 0.5 ug/L and report |
Violation |
N |
Report |
WWTP Nutrient Removal and Wet Weather Flow Management Upgrade and Expansion Proj |
433511 |
R2-2017-0048 |
Y |
1098250 |
10/31/2021 |
CAT2 |
Chromium (VI) Total Recoverable Monthly Average (Mean) limit is 8.1 ug/L and rep |
Violation |
N |
Report |
Southeast Water Pollution Control Plant Biosolids Digester Facilities Project |
441740 |
R2-2017-0048 |
Y |
1098249 |
10/15/2021 |
CAT2 |
Chromium (VI) Total Recoverable Maximum Daily (MDEL) limit is 16.0 ug/L and repo |
Violation |
None |
Report |
Southeast Water Pollution Control Plant Biosolids Digester Facilities Project |
441740 |
R2-2017-0048 |
Y |
1098247 |
10/07/2021 |
CAT2 |
Chromium (VI) Total Recoverable Maximum Daily (MDEL) limit is 16 ug/L and report |
Violation |
N |
Report |
Southeast Water Pollution Control Plant Biosolids Digester Facilities Project |
441740 |
R2-2017-0048 |
Y |
1098109 |
10/18/2021 |
Late Report |
Late submittal of 2021 3Q SMR, due October 15, 2021. Submitted on 12/14/21 |
Violation |
N |
Report |
Santa Clara University Groundwater Dewatering System |
388164 |
R2-2018-0026 |
N |
1098102 |
08/16/2021 |
Late Report |
Late 2021 First Semi-annual SMR, due August 15, 2021. |
Violation |
N |
Inspection |
Serramonte Center Mall |
412516 |
R2-2017-0048 |
N |
1098096 |
08/16/2021 |
Deficient Reporting |
The 2021 First semi-annual report, due August 15, 2021, was submitted late on De |
Violation |
None |
Inspection |
Marea Alta - San Leandro |
418846 |
R2-2017-0048 |
N |
1098095 |
08/16/2021 |
Late Report |
2021 First Semi-annual Report - late submittal (due August 15, 2021) |
Violation |
N |
Inspection |
Marea Alta - San Leandro |
418846 |
R2-2017-0048 |
N |
1097381 |
10/28/2021 |
Failure to Notify |
During routine monthly monitoring sampling on October 28, 2021, the Discharger d |
Violation |
N |
Report |
Former 401 National Avenue, Middlefield-Ellis-Whisman (MEW) Study Area |
397967 |
R2-2017-0048 |
N |
1097380 |
10/28/2021 |
Deficient Monitoring |
During routine monthly monitoring sampling on October 28, 2021, the Discharger d |
Violation |
N |
Report |
Former 401 National Avenue, Middlefield-Ellis-Whisman (MEW) Study Area |
397967 |
R2-2017-0048 |
N |
1096149 |
09/28/2021 |
CAT2 |
Toluene Maximum Daily (MDEL) limit is 0.5 ug/L and reported value was 1.5 ug/L. |
Violation |
N |
Report |
Former Teledyne-Singer Site |
397961 |
R2-2017-0048 |
N |
1096147 |
10/12/2021 |
Failure to Notify |
Discharger failed to report within 24 hours of becoming aware of permit violatio |
Violation |
N |
Report |
Former Teledyne-Singer Site |
397961 |
R2-2017-0048 |
N |
1092269 |
07/14/2021 |
CAT2 |
Trichloroethene Maximum Daily (MDEL) limit is 0.65 ug/L and reported value was 2 |
Violation |
N |
Report |
3400 Hillview Avenue, Palo Alto |
398000 |
R2-2017-0048 |
Y |
1092268 |
06/30/2021 |
CAT2 |
Trichloroethene Maximum Daily (MDEL) limit is 0.65 ug/L and reported value was 2 |
Violation |
N |
Report |
3400 Hillview Avenue, Palo Alto |
398000 |
R2-2017-0048 |
Y |
1092207 |
06/30/2021 |
OEV |
TPH as Motor Oil Maximum Daily (MDEL) limit is 100 ug/L and reported value was 1 |
Violation |
N |
Report |
Mission Rock |
438034 |
R2-2017-0048 |
Y |
1092206 |
06/30/2021 |
CAT2 |
Diesel Oil Maximum Daily (MDEL) limit is 50 ug/L and reported value was 180 ug/L |
Violation |
N |
Report |
Mission Rock |
438034 |
R2-2017-0048 |
Y |
1092194 |
06/08/2021 |
OEV |
TPH as Motor Oil Maximum Daily (MDEL) limit is 100 ug/L and reported value was 1 |
Violation |
N |
Report |
Mission Rock |
438034 |
R2-2017-0048 |
Y |
1092193 |
05/28/2021 |
OEV |
TPH as Motor Oil Maximum Daily (MDEL) limit is 100 ug/L and reported value was 1 |
Violation |
N |
Report |
Mission Rock |
438034 |
R2-2017-0048 |
Y |
1092192 |
06/08/2021 |
CAT2 |
Diesel Oil Maximum Daily (MDEL) limit is 50 ug/L and reported value was 160 ug/L |
Violation |
N |
Report |
Mission Rock |
438034 |
R2-2017-0048 |
Y |
1092191 |
05/28/2021 |
CAT2 |
Diesel Oil Maximum Daily (MDEL) limit is 50 ug/L and reported value was 53 ug/L. |
Violation |
N |
Report |
Mission Rock |
438034 |
R2-2017-0048 |
Y |
1092190 |
06/30/2021 |
CAT2 |
Nickel, Total Monthly Average limit is 22.0 ug/L and reported value was 28.0 ug/ |
Violation |
N |
Report |
Mission Rock |
438034 |
R2-2017-0048 |
Y |
1092189 |
05/31/2021 |
CAT2 |
Nickel, Total Monthly Average (Mean) limit is 22 ug/L and reported value was 47 |
Violation |
N |
Report |
Mission Rock |
438034 |
R2-2017-0048 |
Y |
1092188 |
05/28/2021 |
CAT2 |
Nickel, Total Daily Maximum limit is 44 ug/L and reported value was 47 ug/L. |
Violation |
N |
Report |
Mission Rock |
438034 |
R2-2017-0048 |
Y |
1090660 |
05/21/2021 |
Deficient Monitoring |
The discharger did not perform standard observations nor collect receiving water |
Violation |
N |
Report |
3400 Hillview Avenue, Palo Alto |
398000 |
R2-2017-0048 |
N |
1090659 |
04/28/2021 |
CAT2 |
Trichloroethene Maximum Daily (MDEL) limit is 0.65 ug/L and reported value was 1 |
Violation |
N |
Report |
3400 Hillview Avenue, Palo Alto |
398000 |
R2-2017-0048 |
Y |
1088337 |
03/01/2021 |
Deficient Monitoring |
Violation of Attachment E section VIII.A - Discharger did not receive 5th day St |
Violation |
N |
Report |
San Mateo County Event Center |
442024 |
R2-2017-0048 |
N |
1088335 |
03/31/2021 |
CAT2 |
Zinc, Total Recoverable Monthly Average limit is 47 ug/L and reported value was |
Violation |
N |
Report |
San Mateo County Event Center |
442024 |
R2-2017-0048 |
Y |
1088334 |
03/08/2021 |
CAT2 |
Zinc, Total Recoverable Maximum Daily (MDEL) limit is 95 ug/L and reported value |
Violation |
N |
Report |
San Mateo County Event Center |
442024 |
R2-2017-0048 |
Y |
1088333 |
03/08/2021 |
OEV |
TPH as Motor Oil Maximum Daily (MDEL) limit is 100 ug/L and reported value was 5 |
Violation |
N |
Report |
San Mateo County Event Center |
442024 |
R2-2017-0048 |
Y |
1088332 |
03/08/2021 |
CAT2 |
Diesel Oil Maximum Daily (MDEL) limit is 50 ug/L and reported value was 146 ug/L |
Violation |
N |
Report |
San Mateo County Event Center |
442024 |
R2-2017-0048 |
Y |
1088330 |
02/28/2021 |
CAT2 |
Copper, Total Recoverable Monthly Average limit is 7 ug/L and reported value was |
Violation |
N |
Report |
San Mateo County Event Center |
442024 |
R2-2017-0048 |
Y |
1088329 |
02/28/2021 |
CAT2 |
Zinc, Total Recoverable Monthly Average limit is 47 ug/L and reported value was |
Violation |
N |
Report |
San Mateo County Event Center |
442024 |
R2-2017-0048 |
Y |
1088328 |
02/26/2021 |
CAT2 |
Zinc, Total Recoverable Maximum Daily (MDEL) limit is 95 ug/L and reported value |
Violation |
N |
Report |
San Mateo County Event Center |
442024 |
R2-2017-0048 |
Y |
1088327 |
02/26/2021 |
OEV |
TPH as Motor Oil Maximum Daily (MDEL) limit is 100 ug/L and reported value was 1 |
Violation |
N |
Report |
San Mateo County Event Center |
442024 |
R2-2017-0048 |
Y |
1088326 |
02/26/2021 |
CAT2 |
Diesel Oil Maximum Daily (MDEL) limit is 50 ug/L and reported value was 263 ug/L |
Violation |
N |
Report |
San Mateo County Event Center |
442024 |
R2-2017-0048 |
Y |
1088322 |
03/04/2021 |
Unauthorized Discharge |
Violations of Discharge Prohibitions III.A and C |
Violation |
N |
Report |
Former Siemens Facility |
397949 |
R2-2017-0048 |
N |
1084172 |
12/29/2020 |
Failure to Notify |
Violation of Attachment E section IX.D.2 - 24 hr notification |
Violation |
N |
Report |
Marea Alta - San Leandro |
418846 |
R2-2017-0048 |
N |
1084171 |
12/29/2020 |
Deficient Monitoring |
Violation of Attachment E section VIII.C.3 |
Violation |
N |
Report |
Marea Alta - San Leandro |
418846 |
R2-2017-0048 |
N |
1084169 |
12/31/2020 |
CAT2 |
Zinc, Total Recoverable Monthly Average limit is 47 ug/L and reported value was |
Violation |
N |
Report |
Marea Alta - San Leandro |
418846 |
R2-2017-0048 |
Y |
1084168 |
12/29/2020 |
CAT2 |
Zinc, Total Recoverable Maximum Daily (MDEL) limit is 95 ug/L and reported value |
Violation |
N |
Report |
Marea Alta - San Leandro |
418846 |
R2-2017-0048 |
Y |
1084165 |
12/16/2020 |
CAT2 |
Zinc, Total Recoverable Maximum Daily (MDEL) limit is 95 ug/L and reported value |
Violation |
N |
Report |
Marea Alta - San Leandro |
418846 |
R2-2017-0048 |
Y |
1084162 |
11/09/2020 |
OEV |
TPH as Motor Oil Maximum Daily (MDEL) limit is 100 ug/L and reported value was 1 |
Violation |
N |
Report |
Former Naval Station Treasure Island |
412649 |
R2-2017-0048 |
Y |
1084154 |
12/04/2020 |
CAT2 |
Nickel, Total Recoverable Maximum Daily (MDEL) limit is 44 ug/L and reported val |
Violation |
N |
Report |
Mission Rock |
438034 |
R2-2017-0048 |
Y |
1084085 |
11/20/2020 |
OEV |
TPH as Motor Oil Maximum Daily (MDEL) limit is 100 ug/L and reported value was 3 |
Violation |
N |
Report |
WWTP Nutrient Removal and Wet Weather Flow Management Upgrade and Expansion Proj |
433511 |
R2-2017-0048 |
Y |
1084074 |
11/12/2020 |
CAT2 |
Methyl Tert-butyl Ether (MTBE) Maximum Daily (MDEL) limit is 0.5 ug/L and report |
Violation |
N |
Report |
Bay Road Project |
439600 |
R2-2017-0048 |
Y |
1081571 |
11/02/2020 |
CAT2 |
Methyl Tert-butyl Ether (MTBE) Maximum Daily (MDEL) limit is 0.5 ug/L and report |
Violation |
N |
Report |
Intuit |
438030 |
R2-2017-0048 |
Y |
1081491 |
10/19/2020 |
CAT2 |
Benzo(a)pyrene Daily Maximum limit is 0.098 ug/L and reported value was 0.11 ug/ |
Violation |
N |
Report |
3rd and Claremont |
437204 |
R2-2017-0048 |
N |
1081148 |
06/18/2020 |
OEV |
Motor Oil Daily Maximum limit is 100 ug/L and reported value was 101 ug/L. |
Violation |
N |
Report |
Former Naval Station Treasure Island |
412649 |
R2-2017-0048 |
Y |
1081146 |
06/18/2020 |
CAT2 |
Diesel Oil Daily Maximum limit is 50 ug/L and reported value was 70 ug/L. |
Violation |
N |
Report |
Former Naval Station Treasure Island |
412649 |
R2-2017-0048 |
Y |
1080910 |
10/07/2020 |
Late Report |
Violation of Attachment section IX.D.3 - Submittal of 5-day permit violation rep |
Violation |
N |
Report |
Castro Valley Marketplace |
435886 |
R2-2017-0048 |
N |
1080907 |
02/20/2020 |
CAT2 |
Copper, Total Recoverable Monthly Average limit is 7 ug/L and reported value was |
Violation |
N |
Report |
Castro Valley Marketplace |
435886 |
R2-2017-0048 |
Y |
1080906 |
02/20/2020 |
CAT2 |
Copper, Total Recoverable Maximum Daily (MDEL) limit is 14 ug/L and reported val |
Violation |
N |
Report |
Castro Valley Marketplace |
435886 |
R2-2017-0048 |
Y |
1080473 |
02/28/2020 |
Deficient Monitoring |
Violation of Attachment section VII (specifically Table E-2) - receiving water m |
Violation |
N |
Report |
Facebook Hibiscus |
407832 |
R2-2017-0048 |
N |
1080472 |
03/06/2020 |
Late Report |
Violation of Attachment E section IX.D.3 - submittal of permit violation report |
Violation |
N |
Report |
Facebook Hibiscus |
407832 |
R2-2017-0048 |
N |
1080471 |
03/05/2020 |
Failure to Notify |
Violation of Attachment E section IX.D.1 - notify permit violations to the Water |
Violation |
N |
Report |
Facebook Hibiscus |
407832 |
R2-2017-0048 |
N |
1080469 |
03/06/2020 |
Late Report |
Violation of Attachment E section IX.D.3 - submittal of 5-day permit violation r |
Violation |
N |
Report |
Facebook Hibiscus |
407832 |
R2-2017-0048 |
N |
1080461 |
09/21/2020 |
Late Report |
Violation of Attachment E section IX.D.3 - submittal of permit violation report |
Violation |
N |
Report |
200 Park Avenue |
435725 |
R2-2017-0048 |
N |
1080460 |
08/28/2020 |
CAT2 |
Chromium (VI) Total Recoverable Maximum Daily (MDEL) limit is 10 ug/L and report |
Violation |
N |
Report |
200 Park Avenue |
435725 |
R2-2017-0048 |
Y |
1080417 |
10/15/2020 |
Late Report |
Violation of Attachment E section IX.D.3 - the Discharger failed to submit a 5-d |
Violation |
N |
Report |
Mission Boulevard Underdrain |
401697 |
R2-2017-0048 |
N |
1080414 |
08/10/2020 |
Failure to Notify |
Violation of Attachment E section IX.D.1 - 24hr notification. The Discharger fai |
Violation |
N |
Report |
Mission Boulevard Underdrain |
401697 |
R2-2017-0048 |
N |
1080412 |
08/06/2020 |
Order Conditions |
Violation of Attachment E section IV.D - Cease discharge upon receipt sampling r |
Violation |
N |
Report |
Mission Boulevard Underdrain |
401697 |
R2-2017-0048 |
N |
1080410 |
08/05/2020 |
Deficient Monitoring |
Violation of Attachment section VII. Upon collection of confirmation effluent sa |
Violation |
N |
Report |
Mission Boulevard Underdrain |
401697 |
R2-2017-0048 |
N |
1080409 |
08/05/2020 |
CAT2 |
Copper, Total Recoverable Daily Maximum limit is 20 ug/L and reported value was |
Violation |
N |
Report |
Mission Boulevard Underdrain |
401697 |
R2-2017-0048 |
Y |
1080408 |
07/22/2020 |
CAT2 |
Copper, Total Recoverable Maximum Daily (MDEL) limit is 20 ug/L and reported val |
Violation |
N |
Report |
Mission Boulevard Underdrain |
401697 |
R2-2017-0048 |
Y |
1080407 |
07/22/2020 |
CAT2 |
Copper, Total Recoverable Monthly Average limit is 10 ug/L and reported value wa |
Violation |
N |
Report |
Mission Boulevard Underdrain |
401697 |
R2-2017-0048 |
Y |
1080223 |
07/24/2020 |
Unauthorized Discharge |
Between July 24 and August 1, 2020. The Discharger placed 377,000 gallons of unt |
Violation |
N |
Report |
Gateway and Harbor Pointe |
425706 |
R2-2017-0048 |
N |
1080222 |
07/08/2020 |
CAT2 |
Chromium (VI) Total Recoverable Maximum Daily (MDEL) limit is 16 ug/L and report |
Violation |
N |
Report |
Serramonte Center Mall |
412516 |
R2-2017-0048 |
Y |
1080221 |
07/08/2020 |
CAT2 |
Chromium (VI) Total Recoverable Monthly Average limit is 8.1 ug/L and reported v |
Violation |
N |
Report |
Serramonte Center Mall |
412516 |
R2-2017-0048 |
Y |
1080220 |
06/19/2020 |
OEV |
TPH as Motor Oil Maximum Daily (MDEL) limit is 100 ug/L and reported value was 1 |
Violation |
N |
Report |
610 Walnut Street |
435672 |
R2-2017-0048 |
Y |
1080219 |
06/19/2020 |
CAT2 |
Diesel Oil Maximum Daily (MDEL) limit is 50 ug/L and reported value was 74 ug/L. |
Violation |
N |
Report |
610 Walnut Street |
435672 |
R2-2017-0048 |
Y |
1080218 |
03/11/2020 |
CAT2 |
Chrysene Maximum Daily (MDEL) limit is 0.0088 ug/L and reported value was 0.011 |
Violation |
N |
Report |
477 S. Market St. |
430684 |
R2-2017-0048 |
Y |
1080217 |
03/11/2020 |
CAT2 |
Benzo(a)pyrene Maximum Daily (MDEL) limit is 0.0088 ug/L and reported value was |
Violation |
N |
Report |
477 S. Market St. |
430684 |
R2-2017-0048 |
Y |
1080216 |
06/18/2020 |
OEV |
TPH as Motor Oil Maximum Daily (MDEL) limit is 100 ug/L and reported value was 1 |
Violation |
N |
Report |
477 S. Market St. |
430684 |
R2-2017-0048 |
Y |
1080215 |
06/18/2020 |
CAT2 |
Diesel Oil Maximum Daily (MDEL) limit is 50 ug/L and reported value was 87 ug/L. |
Violation |
N |
Report |
477 S. Market St. |
430684 |
R2-2017-0048 |
Y |
1080214 |
06/18/2020 |
Unauthorized Discharge |
On June 18, 2020, utility construction occurring offsite damaged an inlet pipeli |
Violation |
N |
Report |
Treatment System South of 101 Regional Groundwater Remediation Program, MEW Area |
397998 |
R2-2017-0048 |
N |
1080212 |
07/20/2020 |
OEV |
pH Instantaneous Minimum limit is 6.5 SU and reported value was 6.15 SU. |
Violation |
N |
Report |
ACWD Newark Desalination Facility Discharges to Outfall E-14 |
388853 |
R2-2018-0026 |
N |
1079269 |
06/01/2020 |
CAT2 |
1,1-Dichloroethane Maximum Daily (MDEL) limit is 0.5 ug/L and reported value was |
Violation |
N |
Report |
Test Track Area Northern Boundary |
397960 |
R2-2017-0048 |
Y |
1078601 |
05/07/2020 |
CAT2 |
Diesel Oil Daily Maximum limit is 50 ug/L and reported value was 95 ug/L. |
Violation |
N |
Report |
720 Montague Expressway |
433614 |
R2-2017-0048 |
Y |
1078596 |
05/02/2020 |
Deficient Monitoring |
Violation of Attachment E section III - influent monitoring in accordance with T |
Violation |
N |
Report |
974 Arques - AMI - B81 Dewater |
397987 |
R2-2017-0048 |
N |
1078586 |
05/01/2020 |
Deficient Monitoring |
Violation of Attachment E section IV.A - effluent monitoring in accordance with |
Violation |
N |
Report |
974 Arques - AMI - B81 Dewater |
397987 |
R2-2017-0048 |
N |
1078531 |
08/16/2020 |
Deficient Reporting |
Violation of Attachment E section IX.B.2.b - due date for submittal of SMRs. |
Violation |
N |
Report |
Rescore WCMCD, LLC |
428168 |
R2-2017-0048 |
N |
1078529 |
08/10/2020 |
Deficient Monitoring |
Violation of Attachment E section V.E - missing daily bioassay water monitoring |
Violation |
N |
Report |
West-Side Aquifers Treatment System (WATS) |
397922 |
R2-2017-0048 |
N |
1078528 |
08/10/2020 |
Deficient Monitoring |
Violation of Attachment E section V.E - missing daily bioassay water monitoring |
Violation |
N |
Report |
NASA Ames Research RGRP |
397985 |
R2-2017-0048 |
N |
1078316 |
02/28/2020 |
CAT2 |
Xylenes, Total Daily Maximum limit is 0.5 ug/L and reported value was 1.22 ug/L. |
Violation |
N |
Report |
Facebook Hibiscus |
407832 |
R2-2017-0048 |
Y |
1078315 |
02/28/2020 |
CAT2 |
Toluene Daily Maximum limit is 0.5 ug/L and reported value was 1.03 ug/L. |
Violation |
N |
Report |
Facebook Hibiscus |
407832 |
R2-2017-0048 |
Y |
1078314 |
02/26/2020 |
CAT2 |
Ethylbenzene Daily Maximum limit is 0.5 ug/L and reported value was 0.65 ug/L. |
Violation |
N |
Report |
Facebook Hibiscus |
407832 |
R2-2017-0048 |
Y |
1078313 |
02/26/2020 |
CAT2 |
1,1,2-Trichloroethane Daily Maximum limit is 0.5 ug/L and reported value was 1.1 |
Violation |
N |
Report |
Facebook Hibiscus |
407832 |
R2-2017-0048 |
Y |
1078312 |
02/26/2020 |
CAT2 |
Xylenes, Total Daily Maximum limit is 0.5 ug/L and reported value was 2.69 ug/L. |
Violation |
N |
Report |
Facebook Hibiscus |
407832 |
R2-2017-0048 |
Y |
1078309 |
02/26/2020 |
CAT2 |
Toluene Daily Maximum limit is 0.5 ug/L and reported value was 1.48 ug/L. |
Violation |
N |
Report |
Facebook Hibiscus |
407832 |
R2-2017-0048 |
Y |
1078221 |
02/29/2020 |
Unauthorized Discharge |
Discharge of untreated groundwater associated wtih repair of leaking pipe feedin |
Violation |
N |
Report |
Space Systems/ Loral, Inc. |
397990 |
R2-2017-0048 |
N |
1078219 |
02/28/2020 |
Unauthorized Discharge |
Leaky underground pipe causes discharge of untreated groundwater to storm drain |
Violation |
N |
Report |
Space Systems/ Loral, Inc. |
397990 |
R2-2017-0048 |
N |
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