NC0062278_Other_20221116

DMR REVIEW RECORD
Mooresville Regional Office
Facility Name: Berkley Oaks WWTP Permit Number: NC0062278
Report Period: September 2022
Prior Assessments: 7 Enforcement Factor: 1.50
Waterbody
Outfall # Outfall Description Waterbody Name Classification
001 Effluent to UT McGill Branch McGill 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
9/30/2022 Nitrogen, Ammonia Total (as N) - Weekly mg/I 2 3.70 87.0
Concentration
Other Violations/Staff Remarks:
ORC indicated "The nitrogen levels were elevated on the last 2 weeks of the month, which caused to exceed the monthly average
limit. We have increased the return rate and have not had elevated nitrogen levels since."
NOI recommended
Supervisor Remarks:
NOI
Completed by: Ori Tuvia Date: 11/16/2022
Assistant Regional
Supervisor Sign -off:
Regional
Supervisor Sign -off:
DocuSigned by:
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11/16/2022
Date:
Date:

Prior 12-Month Enforcement History
Permit Number: NC0062278
Report Period: September 2022
Limit Violation
Sample Location: Outfall 001 - Effluent
Violation Report
Date Period Parameter
Violation
Type
NOD
NOV
CPA
10/1/2021 10-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LV-0224 LV-2022-0118
10/7/2021 10-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LV-0224 LV-2022-0118
10/14/2021 10-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LV-0224 LV-2022-0118
10/15/2021 10-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LV-0224 LV-2022-0118
10/19/2021 10-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LV-0224 LV-2022-0118
10/22/2021 10-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LV-0224 LV-2022-0118
11/3/2021 11-2021 BOD, 5-Day (20 Deg. C) -
Concentration
Daily Maximum
Exceeded
NOV-2022-LM-0022 LM-2022-0026
11/3/2021 11-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LM-0022 LM-2022-0026
11/9/2021 11-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LM-0022 LM-2022-0026
11/12/2021 11-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LM-0022 LM-2022-0026
11/23/2021 11-2021 Coliform, Fecal MF, MFC
Broth, 44.5 C
Daily Maximum
Exceeded
NOV-2022-LM-0022 LM-2022-0026
11/30/2021 11-2021 Nitrogen, Ammonia Total (as
N) - Concentration
Monthly Average
Exceeded
NOV-2022-LM-0022 LM-2022-0026
11/30/2021 11-2021 Coliform, Fecal MF, MFC
Broth, 44.5 C
Monthly Geometric
Mean Exceeded
NOV-2022-LM-0022 LM-2022-0026
1/27/2022 1-2022 Coliform, Fecal MF, MFC
Broth, 44.5 C
Daily Maximum
Exceeded
NOV-2022-LM-0024 LM-2022-0028
12/3/2021 12-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LM-0023 LM-2022-0027
12/10/2021 12-2021 Coliform, Fecal MF, MFC
Broth, 44.5 C
Daily Maximum
Exceeded
NOV-2022-LM-0023 LM-2022-0027
12/16/2021 12-2021 Coliform, Fecal MF, MFC
Broth, 44.5 C
Daily Maximum
Exceeded
NOV-2022-LM-0023 LM-2022-0027

Limit Violation
Sample Location: Outfall 001 - Effluent
Violation Report Violation
Date Period Parameter Type
NOD
NOV CPA
12/23/2021 12-2021 Coliform, Fecal MF, MFC
Broth, 44.5 C
Daily Maximum
Exceeded
NOV-2022-LM-0023 LM-2022-0027
12/31/2021 12-2021 Coliform, Fecal MF, MFC
Broth, 44.5 C
Monthly Geometric
Mean Exceeded
NOV-2022-LM-0023 LM-2022-0027
2/10/2022 2-2022 Coliform, Fecal MF, MFC
Broth, 44.5 C
Daily Maximum
Exceeded
NOV-2022-LV-0244 LV-2022-0119
2/16/2022 2-2022 Coliform, Fecal MF, MFC
Broth, 44.5 C
Daily Maximum
Exceeded
NOV-2022-LV-0244 LV-2022-0119
2/28/2022 2-2022 Coliform, Fecal MF, MFC
Broth, 44.5 C
Monthly Geometric
Mean Exceeded
NOV-2022-LV-0244 LV-2022-0119
3/2/2022 3-2022 Coliform, Fecal MF, MFC
Broth, 44.5 C
Daily Maximum
Exceeded
NOV-2022-LV-0441
3/9/2022 3-2022 BOD, 5-Day (20 Deg. C) -
Concentration
Daily Maximum
Exceeded
NOV-2022-LV-0441
3/9/2022 3-2022 Coliform, Fecal MF, MFC
Broth, 44.5 C
Daily Maximum
Exceeded
NOV-2022-LV-0441
7/14/2022 7-2022 Oxygen, Dissolved (DO)
Daily Minimum Not
Reached
NOV-2022-LV-0603
7/20/2022 7-2022 Oxygen, Dissolved (DO)
Daily Minimum Not
Reached
NOV-2022-LV-0603
7/25/2022 7-2022 Oxygen, Dissolved (DO)
Daily Minimum Not
Reached
NOV-2022-LV-0603
8/17/2022 8-2022 Coliform, Fecal MF, MFC
Broth, 44.5 C
Daily Maximum
Exceeded
NOV-2022-LV-0707 LV-2022-0314
8/31/2022 8-2022 Nitrogen, Ammonia Total (as Monthly Average
N) - Concentration Exceeded
NOV-2022-LV-0707 LV-2022-0314
9/1/2021 9-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LV-0223 LV-2022-0117
9/3/2021 9-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LV-0223 LV-2022-0117
9/9/2021 9-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LV-0223 LV-2022-0117
9/10/2021 9-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LV-0223 LV-2022-0117
9/13/2021 9-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LV-0223 LV-2022-0117
9/14/2021 9-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LV-0223 LV-2022-0117

Limit Violation
Sample Location: Outfall 001 - Effluent
Violation Report
Date Period Parameter
Violation
Type
NOD
NOV
CPA
9/14/2021 9-2021 Coliform, Fecal MF, MFC
Broth, 44.5 C
Daily Maximum
Exceeded
NOV-2022-LV-0223 LV-2022-0117
9/20/2021 9-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LV-0223 LV-2022-0117
9/22/2021 9-2021 Oxygen, Dissolved (DO)
Daily Minimum Not
Reached
NOV-2022-LV-0223 LV-2022-0117
9/23/2021 9-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LV-0223 LV-2022-0117
9/29/2021 9-2021 Chlorine, Total Residual
Daily Maximum
Exceeded
NOV-2022-LV-0223 LV-2022-0117
Monitoring Violation
Sample Location: Outfall 001 - Effluent
Violation Report
Date Period Parameter
Violation
Type
NOD
NOV
CPA
11/6/2021 11-2021 Oxygen, Dissolved (DO)
Frequency Violation
NOV-2022-LM-0022 LM-2022-0026
1/1/2022 1-2022 Flow, in conduit orthru
treatment plant
Frequency Violation
NOV-2022-LM-0024 LM-2022-0028
1/30/2022 1-2022 Flow, in conduit orthru
treatment plant
Frequency Violation
NOV-2022-LM-0024 LM-2022-0028
1/31/2022 1-2022 Flow, in conduit orthru
treatment plant
Frequency Violation
NOV-2022-LM-0024 LM-2022-0028
12/4/2021 12-2021 BOD, 5-Day (20 Deg. C) -
Concentration
Frequency Violation
NOV-2022-LM-0023 LM-2022-0027
12/4/2021 12-2021 Coliform, Fecal MF, MFC
Broth, 44.5 C
Frequency Violation
NOV-2022-LM-0023 LM-2022-0027
12/4/2021 12-2021 Nitrogen, Ammonia Total (as Frequency Violation
N) - Concentration
NOV-2022-LM-0023 LM-2022-0027
12/4/2021 12-2021 Oxygen, Dissolved (DO)
Frequency Violation
NOV-2022-LM-0023 LM-2022-0027
12/4/2021 12-2021 Solids, Total Suspended -
Concentration
Frequency Violation
NOV-2022-LM-0023 LM-2022-0027
12/4/2021 12-2021 Temperature, Water Deg. Frequency Violation
Centigrade
NOV-2022-LM-0023 LM-2022-0027

Reporting Violation
Sample Location:
Violation Report Violation
Date Period Parameter Type
NOD
NOV CPA
12/1/2021 10-2021
Late/Missing DMR NOV-2022-LV-0224 LV-2022-0118
12/31/2021 11-2021
Late/Missing DMR NOV-2022-LM-0022 LM-2022-0026
10/31/2021 9-2021
Late/Missing DMR NOV-2022-LV-0223 LV-2022-0117
Other Violation
Violation Report Violation
Date Period Parameter Type
NOD
NOV CPA
12/14/2021
Violation detected
during inspection
NOV-2022-PC-0005
12/14/2021
Violation detected
during inspection
NOV-2022-PC-0005