NC0025496_Other_20211104

DMR REVIEW RECORD
Mooresville Regional Office
Facility Name: Lincolnton WWTP Permit Number: NC0025496
Report Period: September 2021
Prior Assessments: 0 Enforcement Factor: 1.00
Waterbody
Outfall # Outfall Description Waterbody Name Classification
001 Effluent to the South Fork Catawba River South Fork Catawba River WS-IV
Monthly Average Limit Violations
Sample Location: Outfall 001 - Effluent
Violation Unit of Limit Calculated % Over
Date Parameter Frequency Measure Value Value Limit Action
9/30/2021 Bis (2-Ethylhexyl) Phthalate
Monthly ug/I 4.90 17 246.9
Daily Limit Violations
Sample Location: Outfall 001 - Effluent
Violation Unit of Limit Calculated % Over
Date Parameter Frequency Measure Value Value Limit
Action
9/7/2021 Chlorine, Total Residual
5 X week ug/I 28 40 42.9 No Action, BPJ
9/15/2021 Chlorine, Total Residual
5 X week ug/I 28 33 17.9 No Action, BPJ
Other Violations/Staff Remarks:
ORC indicated "We had a monthly violation for Bis(2-ethylhexyl)phthalate. We are unsure of the cause of this violation since our
influent sample was non -detectable. We will continue to monitor this situation."
NOI recommended
Supervisor Remarks:
They really need to check with their lab as that's a common lab contaminant. However, they can tell
us about it when they respond to a NOI
Completed by: Ori Tuvia
Assistant Regional
Supervisor Sign -off:
Regional
Supervisor Sign -off:
DocuSigned by:
44.41414w H P: t
F161FB69A2D84A3...
Date:
Date:
Date:
11/4/2021
11.4.21

Prior 12-Month Enforcement History
Permit Number: NC0025496
Report Period: September 2021
Limit Violation
Sample Location:
Violation Report
Date Period
Outfall 001 - Effluent
Parameter
Violation
Type
NOD
NOV
CPA
2/20/2021 2-2021
BOD, 5-Day (20 Deg. C) -
Concentration
Weekly Average
Exceeded
NOD-2021-LV-0067
3/27/2021 3-2021
BOD, 5-Day (20 Deg. C) -
Concentration
Weekly Average
Exceeded
NOV-2021-LV-0377
3/27/2021 3-2021
Solids, Total Suspended -
Concentration
Weekly Average
Exceeded
NOV-2021-LV-0377
3/31/2021 3-2021
Solids, Total Suspended -
Concentration
Monthly Average
Exceeded
NOV-2021-LV-0377
Other Violation
Violation Report
Date Period Parameter
Violation
Type
NOD
NOV
CPA
3/23/2021
Violation detected
during inspection
NOV-2021-PC-0220