NC0081621_Authorization to Construct_20181221

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MICHAEL S.REGAN
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LINDA CULPEPPER NORTH CAROLINA
Director Environmental Quality
December 21, 2018
Mr. Timothy R. Kiser
Director of Engineering
Water and Sewer Authority of Cabarrus County
232 Davidson Highway
Concord,North Carolina 28026
SUBJECT:Authorization to Construct
A to C No. 081621A03
Water and Sewer Authority of Cabarrus County
Muddy Creek WWTP
NPDES Permit No. NC0081621
Dear Mr. Kiser:
A Permit Application package for an Authorization to Construct (ATC) Permit was
received on December 18, 2018,by the Division of Water Resources (Division).
This Authorization to Construct Permit is issued based solely upon the North
Carolina Licensed Professional Engineer's certification and the Applicant's certification of
the ATC Permit Application package. The Division has waived the technical review of the
plans, specifications, calculations and other supporting documentation included in the
subject ATC Permit Application package. Note that the ATC Permit Application package
may be subject to a Division audit.
This ATC results in no increase in design or permitted capacity of the existing 0.15 MGD
Muddy Creek WWTP and is hereby issued for the construction of the following specific
modifications:
Construction of a new drainage pumping station with one (1) new 208 GPM
submersible chopper pump,with piping and controls;in conformity with the project
plans, specifications, and other supporting documentation comprising the ATC
Permit Application package submitted to the Department of Environmental Quality.
This ATC is issued in accordance with Part III, Paragraph A of NPDES Permit No.
NC0081621 issued effective January 1, 2019, and shall be subject to revocation unless the ,
wastewater treatment facilities are constructed in accordance with the conditions and limitations
specified in Permit No. NC0081621.
DEQ�NORTH CAROLINA
RM,A
DDepartmentl of Environmental QuaUI
North Carolina Department of Environmental Quality I Division of Water Resources
512 North Salisbury Street 11611 Mail Service Center I Raleigh,North Carolina 2 76 9 9-1 611
01Q 7117 11.n1

Mr.Timothy Kiser,Director of Engineering
December 21, 2018
Page 2 of 3
It is the Owner's responsibility to ensure that the as-constructed project meets the
requirements of all applicable regulations and statutes, the ATC Permit Application package, and
all of the requirements contained herein. Failure to comply may result in penalties in accordance
with North Carolina General Statute §143-215.6A through §143-215.6C.
The sludge generated from these treatment facilities must be disposed of in accordance
with G.S. 143-215.1 and in a manner approved by the Division.
In the event that the facilities fail to perform satisfactorily, including the creation of
nuisance conditions, the Permittee shall take immediate corrective action, including those as may
be required by the Division, such as the construction of additional or replacement wastewater
treatment or disposal facilities.
The Mooresville Regional Office, telephone number 704-663-1699, shall be notified at
least forty-eight (48) hours in advance of operation of the installed facilities so that an on site
inspection can be made. Such notification to the regional supervisor shall be made during the
normal office hours from 8:00 a.m. until 5:00 p.m. on Monday through Friday, excluding State
Holidays.
Upon completion of construction and prior to operation of this permitted facility, a
certification must be received from a Professional Engineer certifying that the permitted facility
has been installed in accordance with the NPDES Permit and the ATC Permit Application package.
Mail the Certification to: Division of Water Resources, WQ Permitting — NPDES, 1617 Mail
Service Center, Raleigh,NC 27699-1617.
Upon classification of the facility by the Certification Commission, the Permittee shall
employ a certified wastewater treatment plant operator to be in responsible charge (ORC) of the
wastewater treatment facilities. The operator must hold a certificate of the type and grade at least
equivalent to or greater than the classification assigned to the wastewater treatment facilities by
the Certification Commission.
The Permittee must also employ a certified back-up operator of the appropriate type and
grade to comply with the conditions of T15A:8G.0202. The ORC of the facility must visit each
Class I facility at least weekly and each Class II, III and IV facility at least daily, excluding
weekends and holidays, must properly manage the facility, must document daily operation and
maintenance of the facility, and must comply with all other conditions of T15A:8G.0202.
A copy of the project plans and specifications shall be maintained on file by the
Permittee for the•life of the facility.
During the construction of the proposed additions/modifications, the Permittee shall
continue to properly maintain and operate the existing wastewater treatment facilities at all times,
and in such a manner, as necessary to comply with the effluent limits specified in the NPDES
Permit.
Page 2 of 3

Mr.Timothy Kiser,Director of Engineering
December 21, 2018
Page 3 of 3
You are reminded that it is mandatory for the project to be constructed in accordance with
the North Carolina Sedimentation Pollution Control Act, and when applicable, the North Carolina
Dam Safety Act. In addition, the specifications must clearly state what the contractor's
responsibilities shall be in complying with these Acts.
Prior to entering into any contract(s) for construction, the recipient must have obtained all
applicable permits from the State.
The issuance of this ATC does not preclude the Permittee from complying with any and
all statutes,rules,regulations,or ordinances which may be imposed by other government agencies
(local, state, and federal) which have jurisdiction.
If you have any questions or need additional information, please contact Bing Bai at
telephone number(919) 707-3610.
Sincerely,
19 ge7
-FiLinda Culpepper
Director, Division of Water Resources
With Engineer's Certificate attached:
cc: DWR Mooresville Regional Office,Water Quality Programs
Central Files
ecopy: Greg J. Wells, PE, BCEE
Willis Engineers
Email: [e-mail]
NPDES File
Without Engineer's Certificate attached:
cc: Cabarrus County Health
Page 3 of 3

Water and Sewer Authority of Cabarrus County
Muddy Creek WWTP
Authorization to Construct No. 081621A03
Issued December 21,2018
NPDES Permit No.NC0081621 •
Engineer's Certification
I, , as a duly registered Professional Engineer in
the State of North Carolina,having been authorized to observe (periodically/weekly/full time)
the construction of the modifications and improvements to the Muddy Creek Wastewater
Treatment Plant, located in Cabarrus County,hereby state that,to the best of my abilities, due
care and diligence was used in the observation of the following construction:
Construction of a new drainage pumping station with one(1)new 208 GPM
submersible chopper pump,with piping and controls; in conformity with the
project plans, specifications, and other supporting documentation comprising the
ATC Permit Application package submitted to the Department of Environmental
Quality.
I certify that the construction of the above referenced project was observed to be built within
substantial compliance,intent and in conformity with all applicable regulations and statutes and
the project plans, specifications, and other supporting documentation comprising the
Authorization to Construct Permit Application package.
Signature Registration No.
Date /
Mail this Certification to: Attn: Bing Bai SEAL
Complex Permitting Unit
DEQ/DWR/Water Quality Programs
1617 Mail Service Center
Raleigh,NC 27699-1617