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. |
1124191 |
01/23/2024 |
Deficient Monitoring |
The Plant performed a titration but failed to properly record the data during th |
Violation |
N |
eSMR |
San Mateo WWTP |
454700 |
R2-2023-0017 |
N |
1124190 |
01/15/2024 |
Deficient Monitoring |
failure to perform the required hourly titration during the 0600 hour. |
Violation |
N |
eSMR |
San Mateo WWTP |
454700 |
R2-2023-0017 |
N |
1125037 |
02/02/2024 |
CAT2 |
Chlorine, Total Residual 1-Hour Average (Mean) limit is 0.34 mg/L and reported v |
Violation |
N |
eSMR |
San Mateo WWTP |
454700 |
R2-2023-0017 |
N |
1122962 |
11/01/2023 |
CAT2 |
Chlorine, Total Residual Instantaneous Maximum limit is 0 mg/L and reported valu |
Violation |
N |
eSMR |
San Mateo WWTP |
421205 |
R2-2018-0016 |
N |
1121955 |
10/27/2023 |
CAT2 |
Chlorine, Total Residual Instantaneous Maximum limit is 0 mg/L and reported valu |
Violation |
N |
eSMR |
San Mateo WWTP |
421205 |
R2-2018-0016 |
N |
1121048 |
09/13/2023 |
CAT2 |
Chlorine, Total Residual Instantaneous Maximum limit is 0.0 mg/L and reported va |
Violation |
N |
eSMR |
San Mateo WWTP |
421205 |
R2-2018-0016 |
N |
1122963 |
11/26/2023 |
CAT2 |
Chlorine, Total Residual Instantaneous Maximum limit is 0 mg/L and reported valu |
Violation |
N |
eSMR |
San Mateo WWTP |
421205 |
R2-2018-0016 |
N |
1121954 |
10/12/2023 |
CAT2 |
Chlorine, Total Residual Instantaneous Maximum limit is 0 mg/L and reported valu |
Violation |
N |
eSMR |
San Mateo WWTP |
421205 |
R2-2018-0016 |
N |
1118641 |
06/27/2023 |
CAT2 |
Chlorine, Total Residual Instantaneous Maximum limit is 0.0 mg/L and reported va |
Violation |
N |
eSMR |
San Mateo WWTP |
421205 |
R2-2018-0016 |
Y |
1124327 |
12/31/2023 |
Deficient Monitoring |
Monthly monitoring of receiving water (Alameda Creek, upstream and downstream) m |
Violation |
None |
Report |
DeSilva Gates Aggregates |
410097 |
R2-2020-0028 |
N |
1117103 |
05/18/2023 |
Unauthorized Discharge |
One of the facility's ponds (Tank Farm Pond) overflowed onto a bermed road. The |
Violation |
None |
Report |
Hanson Aggregates/ Mission Valley Rock |
402861 |
R2-2020-0028 |
Y |
1119977 |
07/18/2023 |
Late Report |
Annual stormwater report (2022-2023) was due July 17, 2023, and was submitted on |
Violation |
None |
Report |
Hanson Aggregates/ Mission Valley Rock |
402861 |
R2-2020-0028 |
Y |
1117772 |
06/05/2023 |
CAT1 |
Settleable Solids Maximum Daily (MDEL) limit is 0.2 ml/L/hr and reported value w |
Violation |
None |
Report |
Hanson Aggregates/ Mission Valley Rock |
402861 |
R2-2020-0028 |
Y |
1117595 |
05/26/2023 |
OEV |
Turbidity Maximum Daily (MDEL) limit is 50 NTU and reported value was 110 NTU. |
Violation |
N |
Report |
Hanson Aggregates SF Pier 92 Sand Yard |
402859 |
R2-2020-0028 |
Y |
1120009 |
07/18/2023 |
Late Report |
Annual stormwater report (2022-2023) due 7/17/23; received 9/5/23. |
Violation |
None |
Report |
4501 Tidewater Ave, Oakland |
402858 |
R2-2020-0028 |
Y |
1122363 |
10/30/2023 |
Late Report |
Quarter 3 (2023) report was due on October 30,2023, and was submitted on Novembe |
Violation |
N |
Report |
CEMEX Construction Materials Pacific, LLC ELIOT Site |
402857 |
R2-2020-0028 |
N |
1119824 |
07/31/2023 |
Late Report |
2023 Q2 SMR was due on July 31, 2023, but was received on September 5, 2023. It |
Violation |
None |
Report |
CEMEX Construction Materials Pacific, LLC ELIOT Site |
402857 |
R2-2020-0028 |
Y |
1124786 |
01/31/2024 |
Late Report |
Q4 2023 report was due January 30, 2024, but was not submitted until February 29 |
Violation |
None |
Report |
CEMEX Construction Materials Pacific, LLC ELIOT Site |
402857 |
R2-2020-0028 |
N |
1124788 |
02/15/2024 |
Deficient Reporting |
2023 Annual Report did not contain information about violations that occurred in |
Violation |
None |
Report |
CEMEX Construction Materials Pacific, LLC ELIOT Site |
402857 |
R2-2020-0028 |
Y |
1124787 |
02/16/2024 |
Late Report |
2023 Annual Report was due on February 15, 2024, but was not submitted until Feb |
Violation |
None |
Report |
CEMEX Construction Materials Pacific, LLC ELIOT Site |
402857 |
R2-2020-0028 |
Y |
1124537 |
10/01/2023 |
Unauthorized Discharge |
BLPOA used an unauthorized product, PondZilla Pro California, as an adjuvant wit |
Violation |
None |
Complaint |
Belvedere Lagoon POA - Aquatic Pesticides |
340978 |
2013-0002-DWQ |
Y |
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