NC0085812_NOV-2019-LV-0104_20190218

ROY COOPER
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K41C IAEL S. REGAN
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LINDA CULPEPPER
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Certified Mail # 7017 2620 0000 6788 5368
Return Receipt Reauested
Mark Watson, County Manager
Union County
500 N Main St, Suite 918
Monroe, NC 28112
NORTH CAROLINA
Environmental Quality
February 18, 2019
SUBJECT: NOTICE OF VIOLATION
Tracking Number: NOV-2019-LV-0104
Permit No. NCO085812
Grassy Branch WWTP
Union County
Dear Mr. Watson:
A review of the December 2018 Discharge Monitoring Report (DMR) for the subject facility revealed the
violation(s) indicated below:
Limit Exceedance Violation(s):
Sample
Limit
Reported
Location
Parameter
Date
Value
Value
Type of Violation
001 Effluent
pH (00400)
12/11/2018
9
9.97
Daily Maximum Exceeded
001 Effluent
Coliform, Fecal MF, MFC Broth,
12/15/2018
400
7,200
Weekly Geometric Mean Exceeded
44.5 C (31616)
001 Effluent
BOD, 5 -Day (20 Deg. C) -
12/22/2018
15
16.1
Weekly Average Exceeded
Concentration (C0310)
001 Effluent
Coliform, Fecal MF, MFC Broth,
12/22/2018
400
560
Weekly Geometric Mean Exceeded
44.5 C (31616)
001 Effluent
Coliform, Fecal MF, MFC Broth,
12/29/2018
400
6,000
Weekly Geometric Mean Exceeded
44.5 C (31616)
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Limit Exceedance Violation(s):
Sample
Limit
Reported
Location
Parameter
Date
Value
Value
Type of Violation
001 Effluent
Nitrogen, Ammonia Total (as
12/29/2018
12
17
Weekly Average Exceeded
N) - Concentration (C0610)
001 Effluent
Coliform, Fecal MF, MFC Broth,
12/31/2018
200
1,448.56
Monthly Geometric Mean Exceeded
44.5 C (31616)
001 Effluent
Flow, in conduit or thru
12/31/2018
0.05
0.106
Monthly Average Exceeded
treatment plant (50050)
001 Effluent
Nitrogen, Ammonia Total (as
12/31/2018
4
4.86
Monthly Average Exceeded
N) - Concentration (C0610)
Remedial actions, if not already implemented, should be taken to correct any noted problems. The Division of
Water Resources may pursue enforcement actions for this and any additional violations. If the violations are of a
continuing nature, not related to operation and/or maintenance problems, and you anticipate remedial
construction activities, then you may wish to consider applying for a Special Order by Consent (SOC).
If you have any questions concerning this matter or to apply for an SOC, please contact Roberto Scheller of
the Mooresville Regional Office at 704-663-1699.
Sincerely,
DocuSigned by:
A14CC681AF27425...
W. Corey Basinger, Regional Supervisor
Water Quality Regional Operations Section
Mooresville Regional Office
Division of Water Resources, NCDEQ
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