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. |
1135607 |
10/26/2024 |
CAT1 |
Total Suspended Solids (TSS) Weekly Average limit is 45 mg/L and reported value was 89 mg/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1145769 |
07/09/2025 |
OEV |
Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 33 MPN/100 mL at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
N |
1141896 |
03/31/2025 |
CAT1 |
Aluminum, Total Recoverable Monthly Average limit is 290 ug/L and reported value was 595 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1139945 |
01/31/2025 |
CAT2 |
Copper, Total Recoverable Monthly Average limit is 6.7 ug/L and reported value was 25.6 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1140072 |
02/02/2025 |
Late Report |
Annual SMR ( MONNPDES ) (Annual Progress Report-Chronic) report for 2024 (2322181) was due on 01-FEB-25 |
Violation |
None |
Report |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1143107 |
04/30/2025 |
CAT1 |
Aluminum, Total Recoverable Monthly Average limit is 290 ug/L and reported value was 632 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1138229 |
11/30/2024 |
CAT1 |
Aluminum, Total Recoverable Monthly Average limit is 290 ug/L and reported value was 920 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1140074 |
02/02/2025 |
Late Report |
Annual SMR ( MONNPDES ) (Annual Progress Report-BOD & TSS) report for 2024 (2322182) was due on 01-FEB-25 |
Violation |
None |
Report |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1140909 |
02/15/2025 |
CAT1 |
Aluminum, Total Recoverable Weekly Average limit is 370 ug/L and reported value was 639 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1140911 |
02/28/2025 |
CAT1 |
Aluminum, Total Recoverable Monthly Average limit is 290 ug/L and reported value was 639 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1141895 |
03/08/2025 |
CAT1 |
Aluminum, Total Recoverable Weekly Average limit is 370 ug/L and reported value was 595 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1142036 |
02/28/2025 |
Deficient Monitoring |
EFF-001: BOD 1/week (3/4), TSS 1/week (3/4), pH 1/week (3/4),temp 1/week (3/4) RSW:-001N: DO 1/week (3/4), EC 1/week (3/4), pH 1/week (3/4), Temp 1/week (3/4), Turbidity 1/week (3/4) RSW:-001S: DO 1/week (3/4), EC 1/week (3/4), pH 1/week (3/4), Temp 1/week (3/4), Turbidity 1/week (3/4) RSW:-002: DO 1/week (3/4), EC 1/week (3/4), pH 1/week (3/4), Temp 1/week (3/4), Turbidity 1/week (3/4) |
Violation |
N |
Report |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1143105 |
04/02/2025 |
CAT1 |
Aluminum, Total Recoverable Weekly Average limit is 370 ug/L and reported value was 632 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1138791 |
12/31/2024 |
CAT1 |
Aluminum, Total Recoverable Monthly Average limit is 290 ug/L and reported value was 840 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1138793 |
12/31/2024 |
Deficient Monitoring |
Due to lab error, BOD testing was not performed for 12/30/24 sample collection date. Communicated with waterboard staff about lab issues. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1139941 |
01/31/2025 |
CAT1 |
Aluminum, Total Recoverable Monthly Average limit is 290 ug/L and reported value was 982 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1141894 |
03/15/2025 |
OEV |
Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 49 MPN/100 mL at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1135604 |
10/31/2024 |
CAT1 |
Aluminum, Total Recoverable Monthly Average limit is 290 ug/L and reported value was 596 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1138232 |
11/30/2024 |
Deficient Monitoring |
Due to lab error, BOD testing was not performed for 11/25/24 sample collection date. Communicated with waterboard staff about lab issues. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1138233 |
11/30/2024 |
CAT1 |
Total Suspended Solids (TSS) Monthly Average limit is 30 mg/L and reported value was 36 mg/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1138794 |
12/14/2024 |
CAT1 |
Total Suspended Solids (TSS) Weekly Average limit is 45 mg/L and reported value was 52 mg/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1139942 |
01/08/2025 |
OEV |
Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 79.0 MPN/100 mL at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1143916 |
05/31/2025 |
CAT2 |
Copper, Total Recoverable Monthly Average limit is 6.7 ug/L and reported value was 6.95 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1144505 |
06/07/2025 |
CAT1 |
Aluminum, Total Recoverable Weekly Average limit is 370.0 ug/L and reported value was 929.0 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1144506 |
06/28/2025 |
CAT1 |
Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average limit is 45 mg/L and reported value was 83 mg/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1144507 |
06/30/2025 |
CAT1 |
Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 30.0 mg/L and reported value was 43.8 mg/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1137769 |
10/31/2024 |
CAT1 |
Total Suspended Solids (TSS), Percent Removal Monthly Average limit is 85 % and reported value was 82 % at EFF-001. |
Violation |
N |
Report |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1139940 |
01/11/2025 |
CAT1 |
Aluminum, Total Recoverable Weekly Average limit is 370 ug/L and reported value was 982 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1139943 |
01/31/2025 |
CAT1 |
Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 30 mg/L and reported value was 34 mg/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1143915 |
05/07/2025 |
CAT1 |
Aluminum, Total Recoverable Weekly Average limit is 370 ug/L and reported value was 557 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1143917 |
05/31/2025 |
CAT1 |
Aluminum, Total Recoverable Monthly Average limit is 290 ug/L and reported value was 557 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1138790 |
12/07/2024 |
CAT1 |
Aluminum, Total Recoverable Weekly Average limit is 370 ug/L and reported value was 840 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1140910 |
02/22/2025 |
OEV |
Total Coliform 7-Day Median limit is 23 MPN/100 mL and reported value was 27.9 MPN/100 mL at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1143106 |
04/30/2025 |
CAT1 |
Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 30 mg/L and reported value was 32.3 mg/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1144504 |
06/30/2025 |
CAT1 |
Aluminum, Total Recoverable Monthly Average limit is 290 ug/L and reported value was 929 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1135606 |
10/31/2024 |
CAT1 |
Total Suspended Solids (TSS) Monthly Average limit is 30.0 mg/L and reported value was 32 mg/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1138231 |
11/30/2024 |
CAT2 |
Copper, Total Recoverable Monthly Average limit is 6.7 ug/L and reported value was 8.7 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1138789 |
12/31/2024 |
CAT1 |
Total Suspended Solids (TSS) Monthly Average limit is 30 mg/L and reported value was 52 mg/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1139944 |
01/08/2025 |
CAT2 |
Copper, Total Recoverable Maximum Daily (MDEL) limit is 15 ug/L and reported value was 25.6 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1140073 |
02/02/2025 |
Late Report |
Annual SMR ( MONNPDES ) (Annual Progress Report-Ammonia) report for 2024 (2322183) was due on 01-FEB-25 |
Violation |
None |
Report |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1142055 |
01/27/2025 |
ATOX |
Acute Toxicity Single Sample Maximum limit is 70.0 % survival and reported value was 35.0 % survival at EFF-001. |
Violation |
N |
Report |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
1145768 |
07/02/2025 |
OEV |
Total Coliform 7-Day Median limit is 23.0 MPN/100 mL and reported value was 1600.0 MPN/100 mL at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
N |
1145765 |
07/31/2025 |
CAT1 |
Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 30.0 mg/L and reported value was 34.0 mg/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
N |
1145774 |
07/09/2025 |
CAT1 |
Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Weekly Average limit is 45 mg/L and reported value was 53 mg/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
N |
1145775 |
07/31/2025 |
CAT1 |
Aluminum, Total Recoverable Monthly Average limit is 290 ug/L and reported value was 1270 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
N |
1145772 |
07/02/2025 |
CAT1 |
Aluminum, Total Recoverable Weekly Average limit is 370 ug/L and reported value was 1270 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
N |
1148020 |
09/30/2025 |
CAT1 |
Aluminum, Total Recoverable Monthly Average limit is 290 ug/L and reported value was 723 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
N |
1147129 |
08/06/2025 |
CAT1 |
Aluminum, Total Recoverable Weekly Average limit is 954 ug/L and reported value was 954 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
N |
1147130 |
08/31/2025 |
CAT1 |
Aluminum, Total Recoverable Monthly Average limit is 290 ug/L and reported value was 954 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
N |
1148022 |
09/24/2025 |
OEV |
Total Coliform Weekly Average limit is 23 MPN/100 mL and reported value was 49 MPN/100 mL at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
N |
1148021 |
09/03/2025 |
CAT1 |
Aluminum, Total Recoverable Weekly Average limit is 370 ug/L and reported value was 723 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
N |
1145770 |
07/31/2025 |
CAT2 |
Copper, Total Recoverable Monthly Average limit is 6.7 ug/L and reported value was 7.35 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
N |
1138230 |
11/09/2024 |
CAT1 |
Aluminum, Total Recoverable Weekly Average limit is 370 ug/L and reported value was 920 ug/L at EFF-001. |
Violation |
N |
eSMR |
Alturas Municipal WWTP |
428906 |
R5-2020-0004 |
Y |
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