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. |
1127779 |
11/21/2023 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.207 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127778 |
11/21/2023 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.458 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127740 |
02/28/2023 |
CAT1 |
Settleable Solids Monthly Average limit is 0.1 ml/L and reported value was 10 ml |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128102 |
03/31/2023 |
CAT2 |
Cyanide, Total (as CN) Monthly Average limit is 0.5 ug/L and reported value was |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128531 |
12/07/2023 |
OEV |
pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.6 SU at M-005. |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128066 |
01/30/2023 |
CAT1 |
Methylene Blue Active Substances (MBAS) Daily Maximum limit is 0.5 mg/L and repo |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127673 |
07/18/2022 |
CAT2 |
Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 7. |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127789 |
11/30/2023 |
CAT2 |
Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 0.279 u |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127759 |
03/31/2023 |
CAT2 |
Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 0.61 ug |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128074 |
02/28/2023 |
CAT1 |
Settleable Solids Monthly Average limit is 0.1 ml/L and reported value was 0.2 m |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127706 |
11/30/2022 |
CAT2 |
Cyanide, Total (as CN) Monthly Average limit is 0.5 ug/L and reported value was |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127703 |
11/28/2022 |
OEV |
Turbidity Daily Maximum limit is 150.0 NTU and reported value was 180 NTU at M-0 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127711 |
12/15/2022 |
OEV |
Enterococci Single Sample Maximum limit is 104 MPN/100 mL and reported value was |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127672 |
07/18/2022 |
CAT2 |
Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 39 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127721 |
01/31/2023 |
CAT2 |
Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 0.24 ug |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128080 |
03/15/2023 |
CAT1 |
Settleable Solids Daily Maximum limit is 0.3 ml/L and reported value was 3.5 ml/ |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127710 |
12/12/2022 |
CAT2 |
Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 32 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127713 |
12/19/2022 |
CAT1 |
Methylene Blue Active Substances (MBAS) Daily Maximum limit is 0.5 mg/L and repo |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127669 |
07/18/2022 |
CAT1 |
Methylene Blue Active Substances (MBAS) Daily Maximum limit is 0.5 mg/L and repo |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127729 |
02/27/2023 |
CAT2 |
Zinc, Total Daily Maximum limit is 95 ug/L and reported value was 7200 ug/L at M |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1125472 |
09/30/2022 |
Deficient Reporting |
Sampling was not conducted for the month of September at Discharge Points M-004, |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127746 |
02/28/2023 |
CAT2 |
Copper, Total Monthly Average limit is 2.9 ug/L and reported value was 18.0 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127709 |
12/12/2022 |
CAT1 |
Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 20 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127772 |
09/27/2023 |
OEV |
Enterococci Single Sample Maximum limit is 104.0 MPN/100 mL and reported value w |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128076 |
02/28/2023 |
OEV |
Turbidity Monthly Average limit is 50 NTU and reported value was 60 NTU at M-006 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127671 |
07/18/2022 |
CAT2 |
Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 5. |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127750 |
03/15/2023 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.61 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128081 |
03/15/2023 |
CAT1 |
Total Suspended Solids (TSS) Daily Maximum limit is 75.0 mg/L and reported value |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128082 |
03/15/2023 |
OEV |
Turbidity Daily Maximum limit is 150.0 NTU and reported value was 400.0 NTU at M |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127786 |
11/30/2023 |
CAT2 |
Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 1.25 ug |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127742 |
02/28/2023 |
OEV |
Turbidity Monthly Average limit is 50.0 NTU and reported value was 120 NTU at M- |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128067 |
01/31/2023 |
OEV |
Enterococci Single Sample Maximum limit is 104 MPN/100 mL and reported value was |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128529 |
12/07/2023 |
OEV |
pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.6 SU at M-008. |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128545 |
07/18/2022 |
OEV |
pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.6 SU at M-006. |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127730 |
02/27/2023 |
CAT2 |
Copper, Total Daily Maximum limit is 5.8 ug/L and reported value was 13 ug/L at |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127753 |
03/16/2023 |
CAT1 |
Settleable Solids Daily Maximum limit is 0.3 ml/L and reported value was 0.9 ml/ |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127784 |
11/30/2023 |
OEV |
Turbidity Monthly Average limit is 50 NTU and reported value was 100 NTU at M-00 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128533 |
11/21/2023 |
OEV |
pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.6 SU at M-006. |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127716 |
01/06/2023 |
CAT1 |
Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 1.9 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127783 |
11/30/2023 |
CAT2 |
Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 1.15 ug |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127698 |
10/20/2022 |
OEV |
Enterococci Single Sample Maximum limit is 104 MPN/100 mL and reported value was |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128455 |
08/17/2023 |
Deficient Reporting |
8/17/23 Reporting Violation: BOD Holding time exceedance. |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128078 |
02/28/2023 |
CAT1 |
Settleable Solids Monthly Average limit is 0.1 ml/L and reported value was 0.32 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127680 |
07/31/2022 |
OEV |
Turbidity Monthly Average limit is 50 NTU and reported value was 62 NTU at M-001 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127758 |
03/31/2023 |
CAT2 |
Zinc, Total Monthly Average limit is 47.0 ug/L and reported value was 51 ug/L at |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128532 |
11/21/2023 |
OEV |
pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.7 SU at M-008. |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127681 |
08/12/2022 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.4 ug/L a |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127715 |
12/31/2022 |
CAT2 |
Cyanide, Total (as CN) Monthly Average limit is 0.5 ug/L and reported value was |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127720 |
01/30/2023 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.21 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127700 |
10/31/2022 |
OEV |
Turbidity Monthly Average limit is 50 NTU and reported value was 110 NTU at M-00 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127752 |
03/15/2023 |
CAT2 |
Zinc, Total Daily Maximum limit is 95 ug/L and reported value was 220 ug/L at M- |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128454 |
08/31/2023 |
CAT1 |
Settleable Solids Monthly Average limit is 0.1 ml/L and reported value was 0.2 m |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127678 |
07/28/2022 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.53 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127688 |
08/25/2022 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.3 ug/L a |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127689 |
08/31/2022 |
CAT2 |
Cyanide, Total (as CN) Monthly Average limit is 0.5 ug/L and reported value was |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128452 |
08/17/2023 |
CAT1 |
Sulfide, Total (as S) Daily Maximum limit is 1 mg/L and reported value was 9.7 m |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127777 |
10/26/2023 |
OEV |
Enterococci Single Sample Maximum limit is 104.0 MPN/100 mL and reported value w |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128104 |
11/30/2023 |
CAT2 |
Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 0.26 ug |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128073 |
02/28/2023 |
CAT2 |
Nickel, Total Monthly Average limit is 6.7 ug/L and reported value was 15 ug/L a |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127699 |
10/20/2022 |
CAT1 |
Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 19 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127666 |
07/15/2022 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.43 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127690 |
08/31/2022 |
OEV |
Turbidity Monthly Average limit is 50 NTU and reported value was 56 NTU at M-001 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127766 |
05/31/2023 |
OEV |
Turbidity Monthly Average limit is 50.0 NTU and reported value was 61 NTU at M-0 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128069 |
02/27/2023 |
CAT2 |
Nickel, Total Daily Maximum limit is 14 ug/L and reported value was 15 ug/L at M |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127747 |
02/28/2023 |
CAT2 |
Zinc, Total Monthly Average limit is 47.0 ug/L and reported value was 110 ug/L a |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128077 |
02/28/2023 |
CAT1 |
Total Suspended Solids (TSS) Monthly Average limit is 50 mg/L and reported value |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127782 |
11/27/2023 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.279 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127757 |
03/31/2023 |
CAT2 |
Copper, Total Monthly Average limit is 2.9 ug/L and reported value was 58 ug/L a |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128530 |
12/07/2023 |
OEV |
pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.75 SU at M-006 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127725 |
02/27/2023 |
OEV |
Turbidity Daily Maximum limit is 150 NTU and reported value was 360 NTU at M-002 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127735 |
02/28/2023 |
CAT1 |
Total Suspended Solids (TSS) Monthly Average limit is 50.0 mg/L and reported val |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127674 |
07/18/2022 |
CAT2 |
Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 83 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128103 |
11/27/2023 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.26 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127770 |
07/25/2023 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.74 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128100 |
03/31/2023 |
CAT1 |
Total Suspended Solids (TSS) Monthly Average limit is 50.0 mg/L and reported val |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127697 |
10/20/2022 |
OEV |
Enterococci Single Sample Maximum limit is 104 MPN/100 mL and reported value was |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127743 |
02/28/2023 |
CAT2 |
Copper, Total Monthly Average limit is 2.9 ug/L and reported value was 59 ug/L a |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127726 |
02/27/2023 |
CAT1 |
Settleable Solids Daily Maximum limit is 0.3 ml/L and reported value was 10 ml/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127755 |
03/31/2023 |
CAT1 |
Settleable Solids Monthly Average limit is 0.1 ml/L and reported value was 0.9 m |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127741 |
02/28/2023 |
CAT1 |
Total Suspended Solids (TSS) Monthly Average limit is 50.0 mg/L and reported val |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127685 |
08/24/2022 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.29 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127686 |
08/25/2022 |
CAT2 |
Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 19 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127728 |
02/27/2023 |
CAT2 |
Copper, Total Daily Maximum limit is 5.8 ug/L and reported value was 59 ug/L at |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127718 |
01/30/2023 |
CAT1 |
Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 11 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128536 |
10/26/2023 |
OEV |
pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.7 SU at M-002. |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127791 |
12/14/2023 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.632 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127675 |
07/18/2022 |
CAT2 |
Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 7. |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127677 |
07/28/2022 |
CAT2 |
Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 9. |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127765 |
05/23/2023 |
CAT1 |
Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 20 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127744 |
02/28/2023 |
CAT2 |
Zinc, Total Monthly Average limit is 47.0 ug/L and reported value was 7200 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127692 |
09/02/2022 |
CAT2 |
Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 20 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1126686 |
10/20/2022 |
Deficient Reporting |
Holding time exceedances on 10/20/2022 for all sampling points for the following |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128538 |
02/27/2023 |
CAT2 |
Copper, Total Daily Maximum limit is 5.8 ug/L and reported value was 32 ug/L at |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127683 |
08/12/2022 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.54 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127667 |
07/31/2022 |
CAT1 |
Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 20 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128068 |
01/31/2023 |
CAT1 |
Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 20 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128070 |
02/27/2023 |
CAT1 |
Total Suspended Solids (TSS) Daily Maximum limit is 75 mg/L and reported value w |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127701 |
10/31/2022 |
CAT2 |
Cyanide, Total (as CN) Monthly Average limit is 0.5 ug/L and reported value was |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128539 |
02/28/2023 |
CAT2 |
Copper, Total Monthly Average limit is 2.9 ug/L and reported value was 32 ug/L a |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127676 |
07/18/2022 |
CAT2 |
Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 5 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127749 |
03/15/2023 |
CAT2 |
Copper, Total Recoverable Daily Maximum limit is 5.8 ug/L and reported value was |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127722 |
01/31/2023 |
CAT2 |
Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 0.21 ug |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127684 |
08/19/2022 |
CAT2 |
Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 20 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128071 |
02/27/2023 |
CAT1 |
Total Suspended Solids (TSS) Daily Maximum limit is 75 mg/L and reported value w |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127693 |
09/09/2022 |
CAT2 |
Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 22 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127704 |
11/28/2022 |
CAT2 |
Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 26 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127736 |
02/28/2023 |
OEV |
Turbidity Monthly Average limit is 50.0 NTU and reported value was 360 NTU at M- |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127790 |
12/07/2023 |
CAT1 |
Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 6.5 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127695 |
10/07/2022 |
CAT2 |
Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 6. |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127670 |
07/18/2022 |
CAT2 |
Cyanide, Total (as CN) Daily Maximum limit is 1.0 ug/L and reported value was 15 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128083 |
03/15/2023 |
CAT2 |
Cyanide, Total (as CN) Daily Maximum limit is 1 ug/L and reported value was 110 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127719 |
01/30/2023 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.24 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127682 |
08/12/2022 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.32 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128537 |
12/31/2022 |
OEV |
Turbidity Monthly Average limit is 50 NTU and reported value was 110 NTU at M-00 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127705 |
11/29/2022 |
CAT1 |
Methylene Blue Active Substances (MBAS) Daily Maximum limit is 0.5 mg/L and repo |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128101 |
03/31/2023 |
OEV |
Turbidity Monthly Average limit is 50.0 NTU and reported value was 400.0 NTU at |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127756 |
03/31/2023 |
CAT1 |
Total Suspended Solids (TSS) Monthly Average limit is 50.0 mg/L and reported val |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127769 |
07/25/2023 |
CAT1 |
Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 1.8 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127792 |
12/14/2023 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.311 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127773 |
09/27/2023 |
OEV |
Enterococci Single Sample Maximum limit is 104.0 MPN/100 mL and reported value w |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127727 |
02/27/2023 |
CAT1 |
Total Suspended Solids (TSS) Daily Maximum limit is 75 ml/L and reported value w |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127780 |
11/27/2023 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 1.15 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127781 |
11/27/2023 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 1.25 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127668 |
07/18/2022 |
CAT1 |
Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 4.4 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128079 |
02/28/2023 |
OEV |
Turbidity Monthly Average limit is 50 NTU and reported value was 63 NTU at M-008 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127762 |
04/24/2023 |
CAT1 |
Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 24 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127731 |
02/27/2023 |
CAT2 |
Copper, Total Daily Maximum limit is 5.8 ug/L and reported value was 18 ug/L at |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128535 |
11/21/2023 |
OEV |
pH Instantaneous Maximum limit is 8.5 SU and reported value was 8.6 SU at M-002. |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127714 |
12/31/2022 |
CAT1 |
Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 20 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127739 |
02/28/2023 |
CAT2 |
Zinc, Total Monthly Average limit is 47.0 ug/L and reported value was 91 ug/L at |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127748 |
03/15/2023 |
CAT1 |
Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 4.1 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127764 |
04/30/2023 |
CAT2 |
Cyanide, Total (as CN) Monthly Average limit is 0.5 ug/L and reported value was |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127724 |
02/27/2023 |
CAT1 |
Total Suspended Solids (TSS) Daily Maximum limit is 75 mg/L and reported value w |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127771 |
07/31/2023 |
CAT2 |
Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 0.74 ug |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127767 |
06/06/2023 |
OEV |
Enterococci Single Sample Maximum limit is 104.0 MPN/100 mL and reported value w |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127776 |
10/26/2023 |
CAT1 |
Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 3.6 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127707 |
11/30/2022 |
OEV |
Turbidity Monthly Average limit is 50.0 NTU and reported value was 180 NTU at M- |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128099 |
03/31/2023 |
CAT1 |
Settleable Solids Monthly Average limit is 0.1 ml/L and reported value was 3.5 m |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127702 |
11/28/2022 |
CAT1 |
Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 32 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127785 |
11/30/2023 |
CAT2 |
Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 0.458 u |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127712 |
12/19/2022 |
CAT1 |
Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Daily Maximum limit is 30 mg |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127768 |
06/22/2023 |
CAT1 |
Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 6.3 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127788 |
11/30/2023 |
CAT2 |
Mercury, Total Monthly Average limit is 0.05 ug/L and reported value was 0.207 u |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127687 |
08/25/2022 |
CAT1 |
Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 15 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127761 |
03/31/2023 |
CAT2 |
Zinc, Total Monthly Average limit is 47.0 ug/L and reported value was 220 ug/L a |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128072 |
02/28/2023 |
CAT2 |
Nickel, Total Monthly Average limit is 6.7 ug/L and reported value was 12 ug/L a |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127733 |
02/28/2023 |
CAT1 |
Sulfide, Total (as S) Daily Maximum limit is 1.0 mg/L and reported value was 4 m |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127665 |
07/06/2022 |
CAT2 |
Mercury, Total Daily Maximum limit is 0.1 ug/L and reported value was 0.22 ug/L |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127763 |
04/24/2023 |
CAT2 |
Cyanide, Total (as CN) Daily Maximum limit is 1 ug/L and reported value was 11 u |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127774 |
09/27/2023 |
OEV |
Fecal Coliform Single Sample Maximum limit is 400 MPN/100 mL and reported value |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1128075 |
02/28/2023 |
CAT1 |
Total Suspended Solids (TSS) Monthly Average limit is 50 mg/L and reported value |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127696 |
10/20/2022 |
OEV |
Enterococci Single Sample Maximum limit is 104.0 MPN/100 mL and reported value w |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127751 |
03/15/2023 |
CAT2 |
Nickel, Total Daily Maximum limit is 14 ug/L and reported value was 62 ug/L at M |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127760 |
03/31/2023 |
CAT2 |
Nickel, Total Monthly Average limit is 6.7 ug/L and reported value was 62 ug/L a |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127708 |
11/30/2022 |
CAT1 |
Biochemical Oxygen Demand (BOD) (5-day @ 20 Deg. C) Monthly Average limit is 20 |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127732 |
02/27/2023 |
CAT2 |
Zinc, Total Daily Maximum limit is 95 ug/L and reported value was 110 ug/L at M- |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127745 |
02/28/2023 |
CAT2 |
Copper, Total Monthly Average limit is 2.9 ug/L and reported value was 13 ug/L a |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127723 |
01/31/2023 |
OEV |
Enterococci Single Sample Maximum limit is 104 MPN/100 mL and reported value was |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
1127694 |
09/27/2022 |
OEV |
Enterococci Single Sample Maximum limit is 104 MPN/100 mL and reported value was |
Violation |
N |
Report |
Big Rock Mesa Drainage Facility |
193437 |
R4-2018-0125 |
N |
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