NC0088722_May review_20200722

DMR REVIEW RECORD
Mooresville Regional Office
Facility Name: Killian Creek WWTP
Permit Number:
NCO088722
Report Period: May
Prior Assessments:
1 Enforcement Factor: 1.00
Waterbody
Outfall # Outfall Description
Waterbody Name
Classification
001 effluent to Killian Creek
Killian 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
5/31/2020 Nitrogen, Ammonia Total (as N) -
3 X week mg/I 1.50
4.60 206.7
Concentration
Weekly Average Limit Violations
Sample Location: Outfall 001 - Effluent
Violation
Unit of
Limit Calculated
% Over
Date Parameter
Frequency
Measure
Value
Value
Limit Action
5/16/2020 Nitrogen, Ammonia Total (as N) -
3 X week
mg/I
4.50
5.40
20.7
Concentration
5/30/2020 Nitrogen, Ammonia Total (as N) -
3 X week
mg/I
4.50
5.60
23.3
Concentration
Other Violations/Staff Remarks:
Nh3-N violation continue from previous month,
Supervisor Remarks:
If these violations were due to heavy
rains from
May 18-29),
then
Nov. If
not, NOI.
Completed by: Ori Tuvia Date: 7/22/2020
Assistant Regional
Supervisor Sign -off: Date:
DOCUSigned by:
Regional 7/22/2020
Supervisor Sign -off: EA14CC681AF27425Date:

Prior 12-Month Enforcement Histor
Permit Number: NCO088722
Report Period: May
Limit Violation
Sample Location:
Outfall 001 - Effluent
Violation
Report
Violation
Date
Period
Parameter
Type
NOD NOV CPA
3/31/2020
3-2020
Nitrogen, Ammonia Total (as
Monthly Average
NOV-2020-LV-0432
N) - Concentration
Exceeded
4/4/2020
4-2020
Nitrogen, Ammonia Total (as
Weekly Average
NOV-2020-LV-0471 LV-2020-0188
N) - Concentration
Exceeded
4/30/2020
4-2020
Nitrogen, Ammonia Total (as
Monthly Average
NOV-2020-LV-0471 LV-2020-0188
N) - Concentration
Exceeded
8/17/2019
8-2019
Nitrogen, Ammonia Total (as
Weekly Average
NOV-2019-LV-0722
N) - Concentration
Exceeded
8/24/2019
8-2019
Nitrogen, Ammonia Total (as
Weekly Average
NOV-2019-LV-0722
N) - Concentration
Exceeded
8/31/2019
8-2019
Nitrogen, Ammonia Total (as
Monthly Average
NOV-2019-LV-0722
N) - Concentration
Exceeded
9/30/2019
9-2019
Nitrogen, Ammonia Total (as
Monthly Average
NOD-2019-LV-0155
N) - Concentration
Exceeded