NC0020567_Authorization to Construct_20110116

NPDES DOCYHEN'1' !;CANNING COVER :SHEET
NPDES Permit:
NC0020567
Elkin / YVSA WWTP
Document Type:
Permit Issuance
Wasteload Allocation
. Authorization to Construct (AtC)
Permit Modification
Complete File - Historical
Engineering Alternatives (EAA)
Correspondence
Owner Name Change
Instream Assessment (67b)
Speculative Limits
Environmental Assessment (EA)
Document Date:
January 16, 2011
This document is printed on reuse paper - ignore airy -
content on the reirerse side

PO
Town
A to C No. 020567
Issued June 26, 2009
t to
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Engineer's Certification
I, Bradley H. Bucy, 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 Elkin WWTP, located on
Marion Road in Surry County for the Town of Elkin, 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 dual ditch 1.8 MGD extended aeration basin with three (3)
75 HP blowers, fine bubble membrane diffusers, splitter box, and 450 kw standby
generator; upgrade of the existing grit basin with an aerated grit removal system;
conversion of the existing anaerobic sludge digester to an aerobic digester with
one (1) 10 HP floating aerator and two (2) 6.5 HP submersible mixers:
Conversion of the existing aeration basin to a sludge holding tank with fine
bubble membrane aeration system and the modification of the existing blowers in
conformity with the project plans, specifications, and other supporting data
subsequently filed and approved by the Department of Environment and Natural
Resources.
Note: A partial permit was submitted on November 18, 2010.
I certify that the construction of the above referenced project was observed to be built
within substantial compliance and intent of the approved plans and specifications.
Signature
Date:
January 16, 2011
Send to:
Construction Grants & Loans
DENR/DWQ
1633 Mail Service Center
Raleigh, NC 27699-1633
Registration No. 24709
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QUALITY
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ATA
NCDENR
North Carolina Department of Environment and Natural Resources
Division of Water Quality
Beverly Eaves Perdue Coleen H. Sullins Dee Freeman
Governor Director Secretary
June 26, 2009
Mr. John Holcomb
Town of Elkin
226 N. Bridge Street
Elkin, North Carolina 28621
SUBJECT: Authorization to Construct
A to C No. 020567A01
Town of Elkin
Elkin WWTP
Surry County
Dear Mr. Holcomb:
A letter of request for an Authorization td-Construct was received March 25, 2009, 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 1.8 MGD Wastewater Treatment Plant, with
discharge of treated wastewater into the Yadkin River in the Yadkin -Pee Dee River Basin.
This authorization results in no increase in design or permitted capacity and is awarded
for the construction of the following specific modifications:
Construction of a new dual ditch 1.8 MGD extended aeration basin with three (3)
75 HP blowers, fine bubble membrane diffusers, splitter box, and 450 kw standby
generator; upgrade of the existing grit basin with an aerated grit removal system;
conversion of the existing anaerobic sludge digester to an aerobic digester with
one (1) 10 HP floating aerator and two (2) 6.5 HP submersible mixers; conversion
of the existing aeration basin to a sludge holding tank with fine bubble membrane
aeration system and the modification of three (3) existing blowers to 1000 scfm,
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. NC0020567 issued January 6, 2004, and shall be subject to revocation unless
the wastewater treatment facilities are constructed in accordance with the conditions and
limitations specified in Permit No. NC0020567.
1617 Mail Service Center, Raleigh, North Carolina 27699-1617
Location: 512 N. Salisbury St. Raleigh. North Carolina 27604
Phone: [phone] FAX: [phone] \ Customer Service:1-877-623-6748
Internet: www.ncwaterquality.org
An Equal Opportunity 1 Affirmative Action Employer
Nose hCarolina
Naturally

Mr. John Holcomb
June 26, 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 the Division, such as the construction of additional or replacement wastewater
treatment or disposal facilities.
The Winston-Salem 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 T 15A: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 T 15A: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.

r
Mr. John Holcomb
June 26, 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. If you have
any questions or need additional information, please contact Seth Robertson, P.E. at telephone
number [phone].
Sincerely,
Coleen H. Sullins
AR:sr
Ai. a ,e04-4.46e.tc
cc: Bradley H. Bucy, P.E., Hobbs, Upchurch & Associates, Charlotte
Surry County Health Department
DWQ Winston-Salem Regional Office, Surface Water Protection
Technical Assistance and Certification Unit
Point Source Branch, NPDES Program
Anita E. Reed, P.E.
ATC File