HomeMy WebLinkAboutNC0021156_DMR Review Record_20220906DMR REVIEW RECORD
Mooresville Regional Office
Facility Name: Mount Holly WWTP Permit Number: NC0021156
Report Period: July 2022
Prior Assessments: 0 Enforcement Factor: 1.00
Waterbody
Outfall # Outfall Description Waterbody Name Classification
001 Effluent to the Catawba River
CATAWBA RIVER (Lake Wylie below elevation 570) WS-IV;CA
Weekly Average Limit Violations
Sample Location: Outfall 001- Effluent
Violation Unit of Limit Calculated % Over
Date Parameter
Frequency Measure Value Value Limit
Action
7/23/2022 Coliform, Fecal MF, MFC Broth, 5 X week #/100m1 400 487.40 21.8
44.5 C
Daily Limit Violations
Sample Location: Outfall 001 - Effluent
Violation Unit of Limit Calculated % Over
Date Parameter Frequency Measure Value Value Limit
Action
7/1/2022 Chlorine, Total Residual
5 X week ug/I 28 35 25.0 No Action, BPJ
7/5/2022 Chlorine, Total Residual
5 X week ug/I 28 34 21.4 No Action, BPJ
7/6/2022 Chlorine, Total Residual
5 X week ug/I 28 46 64.3 No Action, BPJ
7/7/2022 Chlorine, Total Residual
5 X week ug/I 28 41 46.4 No Action, BPJ
7/8/2022 Chlorine, Total Residual
5 X week ug/I 28 36 28.6 No Action, BPJ
7/11/2022 Chlorine, Total Residual
5 X week ug/I 28 31 10.7 No Action, BPJ
7/15/2022 Chlorine, Total Residual
5 X week ug/I 28 29 3.6 No Action, BPJ
7/20/2022 Chlorine, Total Residual
5 X week ug/I 28 48 71.4 No Action, BPJ
7/21/2022 Chlorine, Total Residual
5 X week ug/I 28 48 71.4 No Action, BPJ
7/22/2022 Chlorine, Total Residual
5 X week ug/I 28 48 71.4 No Action, BPJ
7/25/2022 Chlorine, Total Residual
5 X week ug/I 28 48 71.4 No Action, BPJ
7/26/2022 Chlorine, Total Residual
5 X week ug/I 28 46 64.3 No Action, BPJ
7/27/2022 Chlorine, Total Residual
5 X week ug/I 28 46 64.3 No Action, BPJ
7/28/2022 Chlorine, Total Residual 5 X week ug/I 28 43 53.6 No Action, BPJ
NOV Recomnded
Other Violations/Staff Remarks:
Supervisor Remarks:
NOV
Completed by: Ori Tuvia
Assistant Regional
Supervisor Sign -off:
Regional
Supervisor Sign -off:
DocuSigned by:
A4.Iuw H P: 4,e4
Date:
Date:
Date:
9/6/2022
9/6/2022
Prior 12-Month Enforcement History
Permit Number: NC0021156 Report Period: July 2022