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. |
1125980 |
04/02/2024 |
Late Report |
Annual SMR ( SUMRPT ) report for 2023 (2672757) was due on 01-APR-24 |
Violation |
None |
Report |
Rialto WWRF |
381374 |
R8-2014-0010 |
N |
1123445 |
12/09/2023 |
CAT2 |
Chlorine, Total Residual Instantaneous Maximum limit is 0.1 mg/L and reported value was 0.48 mg/L at M-001. |
Violation |
N |
eSMR |
WRCRWA Regional WWRF |
396787 |
R8-2015-0013 |
N |
1126800 |
03/16/2024 |
OEV |
Turbidity Other limit is 5 NTU and reported value was 10 NTU at REC-001. |
Violation |
N |
eSMR |
Corona WWRF #1 |
422466 |
R8-2020-0021 |
N |
1125404 |
02/01/2024 |
OEV |
Total Coliform 7-Day Average (Mean) limit is 2 MPN/100 mL and reported value was 4 MPN/100 mL at M-001. |
Violation |
N |
eSMR |
Rialto WWRF |
381374 |
R8-2014-0010 |
N |
1125313 |
02/06/2024 |
Deficient Monitoring |
Following the monitoring period on March 12, 2024, the City of Corona was notified by the contract laboratory, Eurofins, that the WRF No. 1 monthly effluent sample for Bis (2-Ethylhexyl) Phthalate was not analyzed/prepared within hold time by the sub lab, CalScience. |
Violation |
N |
eSMR |
Corona WWRF #1 |
422466 |
R8-2020-0021 |
N |
1126801 |
03/16/2024 |
OEV |
Turbidity Other limit is 10 NTU and reported value was 10 NTU at M-002. |
Violation |
N |
eSMR |
Corona WWRF #1 |
422466 |
R8-2020-0021 |
N |
1126799 |
03/16/2024 |
OEV |
Turbidity Other limit is 5 NTU and reported value was 10 NTU at M-002. |
Violation |
N |
eSMR |
Corona WWRF #1 |
422466 |
R8-2020-0021 |
N |
1122969 |
11/25/2023 |
Deficient Monitoring |
On November 27, 2023, the City of Corona was notified by the laboratory, Eurofins Drinking Water Testing (Eurofins), that all November 25th samples collected by the Eurofins field technician were not preserved on ice and are not valid for compliance. This includes the WRF No. 3 effluent total coliform sample. |
Violation |
N |
eSMR |
Corona WWRF #3 |
395382 |
R8-2014-0015 |
N |
1126802 |
03/16/2024 |
OEV |
Turbidity Other limit is 10 NTU and reported value was 10 NTU at REC-001. |
Violation |
N |
eSMR |
Corona WWRF #1 |
422466 |
R8-2020-0021 |
N |
1123446 |
12/08/2023 |
CAT2 |
Chlorine, Total Residual Instantaneous Maximum limit is 0.1 mg/L and reported value was 0.48 mg/L at M-001. |
Violation |
N |
eSMR |
WRCRWA Regional WWRF |
396787 |
R8-2015-0013 |
N |
1124646 |
01/10/2024 |
Deficient Monitoring |
On January 16, 2024, the City of Corona was notified by the contract laboratory, Eurofins, that the WRF No. 1 total coliform sample, collected on January 10th, did not meet the 48-hour incubation requirement due to laboratory error. During the transfer to the confirmation phase, the transferred samples were not incubated, rendering unreportable results. This was an error by the analyst, where they switched the prior day's completed samples with the January 10th samples by accident. |
Violation |
N |
eSMR |
Corona WWRF #1 |
422466 |
R8-2020-0021 |
N |
1125405 |
02/03/2024 |
OEV |
Total Coliform 7-Day Average (Mean) limit is 2 MPN/100 mL and reported value was 4 MPN/100 mL at M-001. |
Violation |
N |
eSMR |
Rialto WWRF |
381374 |
R8-2014-0010 |
N |
1125403 |
02/02/2024 |
OEV |
Total Coliform 7-Day Average (Mean) limit is 2 MPN/100 mL and reported value was 4 MPN/100 mL at M-001. |
Violation |
N |
eSMR |
Rialto WWRF |
381374 |
R8-2014-0010 |
N |
1122968 |
11/25/2023 |
Deficient Monitoring |
On November 27, 2023, the City of Corona was notified by the contracted laboratory, Eurofins Drinking Water Testing (Eurofins), that all samples collected on November 25th by the Eurofins field technician were not preserved on ice and are not valid for compliance. This includes the WRF No. 1 daily effluent total coliform, TSS, and Ammonia-N samples. |
Violation |
N |
eSMR |
Corona WWRF #1 |
422466 |
R8-2020-0021 |
N |
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