NC0028711_AUTHORIZATION TO CONSTRUCT_20120419

NPDES DOCUWENT SCANNING COVER SHEET
NPDES Permit:
NC0028711
Berryhill Elementary WWTP
Document Type:
Permit Issuance
Wasteload Allocation
Authorization to Construct
(AtC) _ ...
Permit Modification
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Document Date:
Aril 19, 2012
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coriteat on the reverse side

NCDENR
North Carolina Department of Environment and Natural Resources
Beverly Eaves Perdue
Governor
Mr. Tom O'Dell
Charlotte Mecklenburg Schools
3301 Stafford Drive
Charlotte, North Carolina 28208
Dear Mr. O'Dell:
Division of Water Quality
Charles Wakild, P.E.
Director
April 19, 2012
SUBJECT: Authorization to Construct
A to C No. 028714 A02
Mecklenburg County Schools
Dee Freeman
Secretary
Berryhill Elementary School WWTP
Expansion of Berryhill Elementary School WWTP
A letter of request for an Authorization to Construct was received March 16, 2012, by the
Division of Water Quality (Division), and final plans and specifications for the subject project
have been reviewed and found to be satisfactory. Authorization is hereby granted for the
construction of modifications to the existing 0.006 MGD Berryhill Elementary School
Wastewater Treatment Plant, with discharge of treated wastewater into the Catawba River (Lake
Wylie) in the Catawba River Basin.
This authorization results in an increase in design and permitted capacity to 0.008 MGD,
and is awarded for the construction of the following specific modifications:
Modification of the existing package WWTP, to include expansion of the aeration basin
to 11,700 gallons by converting the existing 3,300-gallon sludge holding basin to an
aeration basin, the addition of two 4,000, gallon septic tank for sludge holding basins, a
new UV disinfection system, a new backup tablet chlorination and tablet dechlorination
systems, and associated yard piping, electrical work and control systems, in conformity
with the project plans, specifications, and other supporting data subsequently filed and
approved by the Department of Environment and Natural Resources.
This Authorization to Construct is issued in accordance with Part III, Paragraph A of
NPDES Permit No. NC0028711 issued April 11, 2012, and shall be subject to revocation unless
the wastewater treatment facilities are constructed in accordance with the conditions and
limitations specified in Permit No. NC0028711.
1617 Mail Service Center, Raleigh, Noah Carolina 27699-1617
Location: 512 N. Salisbury St. Raleigh, North Carolina 27604
Phone: [phone] FAX: [phone]
Internet: www.newaternualiN.oro
An Equal Opponuniry 1 Alf imatine Action Employer
One
North Carolina
,1luturullry

Mr. Tom O'Dell
Charlotte Mecklenburg Schools
April 19, 2012
Page 2
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 [phone], 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, this Authorization to Construct and the
approved plans and specifications. Mail the Certification to: Infrastructure Finance Section,
DWQ/DENR, 1633 Mail Service Center, Raleigh, NC 27699-1633.
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 approved 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.

Mr. Tom O'Dell
Charlotte Mecklenburg Schools
April 19, 2012
Page 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.
Failure to abide by the requirements contained in this Authorization to Construct may
subject the Permittee to an enforcement action by the Division in accordance with North
Carolina General Statute 143-215.6A to 143-215.6C.
The issuance of this Authorization to Construct 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.
One (1) set of approved plans and specifications is being forwarded to you. If you have
any questions or need additional information, please contact Seth Robertson, P.E. at telephone
number [phone].
Sincerely,
4 Charles Wakil , P.E.
kp: sr
cc: Matthew B. West, P.E., Dewberry & Davis, Inc., 2301 Rexwoods Drive, Suite 200,
Raleigh, NC 27607
Mecklenburg County Health Department
DWQ Mooresville Regional Office, Surface Water Protection
DWQ Technical Assistance and Certification Unit
DWQ, Point Source Branch, NPDES Program
Ken Pohlig, P.E.
ATC File