NC0088226_BIMS Report_20210505

DMR REVIEW RECORD
Mooresville Regional Office
Facility Name: Wells Fargo Tryon St groundwater remediation Permit Number: NC0088226
Report Period: March 2021
Prior Assessments: 1 Enforcement Factor: 1.00
Waterbody
Outfall # Outfall Description Waterbody Name Classification
001 remediated groundwater to UT L Sugar Crk Little Sugar Creek C
Monthly Average Limit Violations
Sample Location: Outfall 001- Effluent
Violation Unit of Limit Calculated % Over
Date Parameter Frequency Measure Value Value Limit
Action
3/31/2021 Copper, Total (as Cu)
Monthly ug/I 7.88 104 1,219.8
3/31/2021 Lead, Total (as Pb)
Monthly ug/I 2.94 4.80 63.2
Daily Limit Violations
Sample Location: Outfall 001- Effluent
Violation Unit of Limit Calculated % Over
Date Parameter
Frequency Measure Value Value Limit
Action
3/2/2021 Copper, Total (as Cu)
Monthly ug/I 10.47 104 893.3
Other Violations/Staff Remarks: The facility ORC has verbally indicated that they have discovered that a newly installed
RO filter appears to be the cause of the elevated Copper and Lead being reported. This RO filter has been changed. The
May eDMR should see these constituents being reduced.
The Water Chemistry labs has already issued fines for continued Chronic Toxicity violations.
Supervisor Remarks:
NOV/NOI
Completed by: Edward Watson, Hydrogeologist
Assistant Regional
Supervisor Sign -off:
Regional
Supervisor Sign -off:
DocuSigned by:
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Date: 05 May 2021. _
Date:
Date:

Prior 12-Month Enforcement History
Permit Number: NC0088226 Report Period: March 2021
Limit Violation
Sample Location: Outfall 001 - Effluent
Violation Report Violation
Date Period Parameter Type
NOD
NOV CPA
1/12/2021 1-2021 Copper, Total (as Cu)
Daily Maximum
Exceeded
NOV-2021-LV-0137
1/31/2021 1-2021 Copper, Total (as Cu)
Monthly Average
Exceeded
NOV-2021-LV-0137
1/31/2021 1-2021 Lead, Total (as Pb)
Monthly Average
Exceeded
NOV-2021-LV-0137
2/9/2021 2-2021 Copper, Total (as Cu)
Daily Maximum
Exceeded
NOV-2021-LV-0234
2/28/2021 2-2021 Copper, Total (as Cu)
Monthly Average
Exceeded
NOV-2021-LV-0234
2/28/2021 2-2021 Lead, Total (as Pb)
Monthly Average
Exceeded
NOV-2021-LV-0234
Other Violation
Violation Report Violation
Date Period Parameter Type
NOD
NOV CPA
1/12/2021 1-2021
Aquatic toxicity
permit limit violation
NOV-2021-TX-0010
12/8/2020 12-2020
Aquatic toxicity
permit limit violation
NOV-2021-TX-0005 TX-2021-0002
2/9/2021 2-2021
Aquatic toxicity
permit limit violation
NOV-2021-TX-0012