NC0066362_Authorization to Construct_20090408

NCDENR
North Carolina Department of Environment and Natural Resources
Division of Water Quality
Beverly Eaves Perdue
Governor
Mr. Nathan Benson
Benson Apartments WWTP
P.O. Box 1090
Mountain Home, North Carolina 28758
Dear Mr. Benson:
Coleen H. Sullins
Director
April 8, 2009
SUBJECT:
Dee Freeman
Secretary
Authorization to Construct
A to C No. 066362AOI
Nathan Benson
Benson. Apartments WWTP
WWTP Modifications
Henderson County
A letter of request for an Authorization to Construct was received on September 12,
2008, 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 0.008 MGD Wastewater Treatment Plant,
with discharge of treated wastewater into the Mud Creek in the French Broad River Basin.
This authorization results in no increase in design or permitted capacity and is awarded
for the construction of the following specific modifications:
Installation of a 6,000 gallon flow equalization tank in -line upstream of the existing
WWTP and an 800 gallon tablet chlorinator/dechlorinator chamber, 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. NCO066362 issued December 14, 2005, and shall be subject to revocation
unless the wastewater treatment facilities are constructed in accordance with the conditions and
limitations specified in Permit No. NC0066362.
1617 Mail Service Center, Raleigh, North Carolina 27699-1617 One t� tllla
Location: 512 N. Salisbury St. Raleigh, North Carolina 27604 NOCafOt Phone: [phone] FAX: [phone] Customer Service:1-877-623-6748 1rtit
Internet: www.nnity \ Affirmative
altive c Naturally
An Equal Opportunity 1 Atiirmative Action Employer ` l-

Mr. Nathan Benson
April 8, 2009
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 this Division, such as the construction of additional or replacement wastewater
treatment or disposal facilities.
The Asheville 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: Construction Grants & Loans,
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 Il, 111 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. Nathan Benson
April 8, 2009
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 in a separate
transmittal. If you have any questions or need additional information, please contact Seth
Robertson, P.E. at telephone number [phone].
Sincerely,
1)alo�Aw .,,3
Coleen H. Sullins
st:sr
cc: Jon H. Laughter, P.E. — Laughter, Austin, and Associates, PA, Hendersonville, NC
Henderson County Health Department
DWQ Asheville Regional Office, Surface Water Protection
Technical Assistance and Certification Unit
Point Source Branch, NPDES Program
Steve Tsadwa, E.I.
ATC File