NC0065242_APR REV_20210609

DMR REVIEW RECORD
Mooresville Regional Office
Facility Name: Grover WWTP Permit Number: NC0065242
Report Period: April 2021
Prior Assessments: 4 Enforcement Factor: 1.00
Waterbody
Outfall # Outfall Description Waterbody Name Classification
001 Effluent to Jakes Branch Jakes Branch C
Monthly Average Limit Violations
Sample Location: Outfall 001- Effluent
Violation Unit of Limit Calculated % Over
Date Parameter Frequency Measure Value Value Limit
Action
4/30/2021 Nitrogen, Ammonia Total (as N) - Weekly mg/I 3.90 3.90 0.2
Concentration
Other Violations/Staff Remarks:
BPJ recommended — less than 1 percent no action recomnded
Supervisor Remarks:
BPJ, not clear that they're over the limit unless there are more decimal spaces
Completed by:
Assistant Regional
Supervisor Sign -off:
Regional
Supervisor Sign -off:
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Date:
Date:
Date:
6/9/2021
6.9.21

Prior 12-Month Enforcement History
Permit Number: NC0065242
Report Period: April 2021
Limit Violation
Sample Location: Outfall 001 - Effluent
Violation Report
Date Period Parameter
Violation
Type
NOD
NOV
CPA
10/31/2020 10-2020 Nitrogen, Ammonia Total (as
N) - Concentration
Monthly Average
Exceeded
NOV-2020-LV-0896 LV-2021-0021
4/25/2020 4-2020
Nitrogen, Ammonia Total (as Weekly Average
N) - Concentration Exceeded
NOV-2020-LV-0469 LV-2020-0187
4/30/2020 4-2020
Nitrogen, Ammonia Total (as Monthly Average
N) - Concentration Exceeded
NOV-2020-LV-0469 LV-2020-0187
6/30/2020 6-2020
Nitrogen, Ammonia Total (as Monthly Average
N) - Concentration Exceeded
NOV-2020-LM-0069 LM-2020-0037
7/31/2020 7-2020
Nitrogen, Ammonia Total (as Monthly Average
N) - Concentration Exceeded
NOV-2020-LV-0683 LV-2020-0307
8/31/2020 8-2020
Nitrogen, Ammonia Total (as Monthly Average
N) - Concentration Exceeded
NOV-2020-LV-0768
9/30/2020 9-2020
Nitrogen, Ammonia Total (as Monthly Average
N) - Concentration Exceeded
NOV-2020-LV-0856
Monitoring Violation
Sample Location: Outfall 001 - Effluent
Violation Report
Date Period Parameter
Violation
Type
NOD
NOV
CPA
6/30/2020 6-2020 Mercury, Total (as Hg) -
Concentration
Frequency Violation
NOV-2020-LM-0069 LM-2020-0037
6/30/2020 6-2020
Nitrogen, Total - Concentration Frequency Violation
NOV-2020-LM-0069 LM-2020-0037
6/30/2020 6-2020 Phosphorus, Total (as P) -
Concentration
Frequency Violation
NOV-2020-LM-0069 LM-2020-0037
Other Violation
Violation Report
Date Period Parameter
Violation
Type
NOD
NOV
CPA
9/10/2020
Violation detected
during inspection
NOV-2020-PC-0424