NC0084425_Permit (Issuance)_20040714

NPDES DOCUMENT 5CANNIN` COVER :SHEET
NPDES Permit:
NC0084425
Davidson Water
WTP
Document Type:
'Permit Issuance ' ,
Wasteload Allocation
Authorization to Construct (AtC)
Permit Modification
Complete File - Historical
Engineering Alternatives (EAA)
Staff Report
Instream Assessment (67b)
Speculative Limits
Environmental Assessment (EA)
Permit
History
Document Date:
July 14, 2004
This document iss printed on reuse paper - ignore any
content on the reYersse side

r NCDENR
l �.r wivy —i
Mr. Gregg Stabler
Davidson Water, Inc.
P.O. Box 969
Welcome, North Carolina
Dear Mr. Stabler:
27374
Michael F. Easley
Governor
William G. Ross, Jr.. Secretary
North Carolina Department of Environment and Natural Resources
Alan W. Klimek, P.E., Director
Division of Water Quality
July 14, 2004
Subject: Issuance of NPDES Permit NC0084425
Davidson Water WTP
Davidson County
Division personnel have reviewed and approved your application for renewal of the subject permit.
Accordingly, we are forwarding the attached NPDES discharge permit. This permit is issued pursuant to the
requirements of North Carolina General Statute 143-215.1 and the Memorandum of Agreement between North
Carolina and the U.S. Environmental Protection Agency dated May 9, 1994 (or as subsequently amended.)
The final permit includes no significant changes from the draft permit sent to you on May 12, 2004.
The TRC limit added to the draft permit takes effect February 1, 2006. If you wish to install dechlorination
equipment, consult the enclosed guidance document.
If any parts, measurement frequencies or sampling requirements contained in this permit are unacceptable to
you, you have the right to an adjudicatory hearing upon written request within thirty (30) days following receipt of
this letter. This request must be in the form of a written petition, conforming to Chapter 150B of the North Carolina
General Statutes, and filed with the office of Administrative Hearings, 6714 Mail Service Center, Raleigh, North
Carolina 27699-6714. Unless such a demand is made, this permit shall be final and binding.
Please take notice that this permit is not transferable. The Division may require modification (or revocation
and reissuance) of the permit. This permit does not affect the legal requirements to obtain other permits that may be
required by the Division of Water Quality or permits required by the Division of Land Resources, Coastal Area
Management Act, or any other Federal or Local governmental permits may be required.
If you have any questions or need additional information, please contact Charles Weaver at telephone
number [phone], extension 511.
cc: Central Files
Winston-Salem Regional Office / Water Quality Section
NPDES Permit File
N. C. Division of Water Quality / NPDES Unit
1617 Mail Service Center, Raleigh, NC 27699-1617
Internet: h2o.enr.state.nc.us
Sincerely,
ORIGINAL SIGNED BY
Tom Belnick
Alan W. Klimek, P.E.
Phone: [phone]
fax: [phone]
DENR Customer Service Center: 1 800 623-7748

Permit NC0084425
STATE OF NORTH CAROLINA
DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES
DIVISION OF WATER QUALITY
PERMIT
TO DISCHARGE WASTEWATER UNDER THE
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM
In compliance with the provision of North Carolina General Statute 143-215.1, other lawful
standards and regulations promulgated and adopted by the North Carolina Environmental
Management Commission, and the Federal Water Pollution Control Act, as amended,
Davidson Water, Inc.
is hereby authorized to discharge wastewater from a facility located at the
Davidson Water WTP
388 Koontz Road
Lexington
Davidson County
to receiving waters designated as an unnamed tributary to the Yadkin River in the
Yadkin -Pee Dee River Basin in accordance with effluent limitations, monitoring
requirements, and other conditions set forth in Parts I, II, III and IV hereof.
This permit shall become effective August 1, 2004.
This permit and authorization to discharge shall expire at midnight on May 31, 2009.
Signed this day July 14, 2004.
ORIGINAL SIGNED BY
Tom Belnick
Alan W. Klimek, P.E., Director
Division of Water Quality
By Authority of the Environmental Management Commission

Permit NC0084425
SUPPLEMENT TO PERMIT COVER SHEET
All previous NPDES Permits issued to this facility, whether for operation or discharge are hereby revoked. As of
this permit issuance, any previously issued permit bearing this number is no longer effective. Therefore, the
exclusive authority to operate and discharge from this facility arises under the permit conditions, requirements,
terms, and provisions included herein.
Davidson Water, Inc., is hereby authorized to:
1. Continue to operate an existing water treatment facility consisting of the
following components:
• Two 335,000 gallon wash water ponds
• Two vacuum sludge drying beds
This facility is located at the Davidson Water WTP off Koontz Road near
Lexington in Davidson County.
2. Discharge from said treatment works at the location specified on the attached
map into an unnamed tributary to the Yadkin River, currently classified WS-IV
CA waters in the Yadkin -Pee Dee River Basin.

Latitude: 35'5 1'08"
Longitude: 8023'05"
Quad # D17SW
Receiving Stream: UT Yadkin River
Stream Class: WS-N CA
Subbasin: 30704
NC008442 5
Davidson Water, Inc.
WTP
SCALE 1:24000

Permit NC0084425
A. (1.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS
During the period beginning on August 1, 2004 and lasting until expiration, the Permittee is authorized to
discharge from outfall 001. Such discharges shall be limited and monitored by the Permittee as specified below:
EFFLUENT
CHARACTERISTICS
LIMITS
MONITORING REQUIREMENTS
Monthly
Average
Daily
Maximum
Mea�tu �eM,On :"
fly .:.
Sample Type
Sample Location
Flow
Weekly
Instantaneous
Effluent
Total Suspended Solids
30.0 mg/I
45.0 mg/I
2/Month
Grab
Effluent
Settleable Solids
0.1 ml/I
0.2 mlll
Weekly
Grab
Effluent
Turbidity1
Weekly
Grab
Upstream & Downstream
Iron
Weekly
Grab
Effluent
Total Residual Chlorine2
17juglL
Weekly
Grab
Effluent
Aluminum
Weekly
Grab
Effluent
Footnotes:
1. The discharge from this facility shall not cause turbidity in the receiving stream to exceed 50 NTU. If the
instream turbidity exceeds 50 NTU due to natural background conditions, the discharge cannot cause
turbidity to increase in the receiving stream.
2. Total Residual Chlorine (TRC) limit takes effect February 1, 2006. Until then, the Permittee shall monitor
TRC [with no effluent limit].
There shall be no discharge of floating solids or visible foam in other than trace amounts.

PUBLIC
NOTICE
STATE OF NORTH
CAROLINA
ENVIRONMENTAL
MANAGEMENT
COMMISSION/
NPDES UNIT
1617 MAIL
SERVICE CENTER
RALEIGH, NC
27699-1617
NOTIFICATION
OF INTENT TO
ISSUE A
NPDES
WASTEWATER
PERMIT
On the basis of thor-
ough staff review and
application of NC Gen-
eral Statute 143.21,
Public Law 92-500 and
other lawful standards
and regulations, the
North Carolina Environ-
mental Management
Commission proposes
to issue a National Pol-
lutant Discharge Elimi-
nation System (NPDES)
wastewater discharge
permit to the person(s)
listed below effective
45 days from the pub-
lish date of this notice.
Written comments re-
garding the proposed
permit will be accepted
until 30 days after the
publish date of this no-
. tice. All comments re-
ceived prior to that
date are considered in
the final determinations
regarding the proposed
permit. The Director of
the NC Division of Wa-
ter Quality may decide
to hold a public meet-
ing for the purposed
permit should the Divi-
sion receive a signifi-
cant degree of public
interest.
Copies of the draft per-
mit and other support-
ing information on file
used to determine con-
ditions present in the
draft permit are availa-
ble upon request and
payment of the costs of
reproduction. Mail com-
ments and/or requests
for information to the
NC Division of Water
Quality at the above
address or call Ms. Va-
lery Stephens at (919)•
733-5083, extension
520. Please include the
NPDES permit number
(attached) in any com-
munication. Interested
persons may also visit
the Division of Water
Quality at 512 N. Salis-
bury Street, Raleigh, NC
27604-1148 between
the hours of 8:00 a.m.
and 5:00 p.m. to review
information on file.
PPG Industries Fiber
Glass Products, Inc.
(P.O. Box 949, Lexing-
ton, NC 27293) has ap-
plied for renewal of
NPDES permit
NC0004626 for their
Lexington Facility in Da-
vidson County. This
permitted facility dis-
charges 0.6 MGD of
treated wastewater to
North Potts Creek in the
Yadkin -Pee Dee River
Basin. Currently BOD,
TSS and total residual
chlorine are water qual-
ity limited. This dis-
charge may affect fu-
ture allocations in this
portion of the Yadkin -
Pee Dee River Basin.
Davidson Water, Inc.
(P.O. Box 969, Wel-
come, NC 27374) has
applied for renewal of
NPDES permit
NC0084425 for its WTP
irf Davidson County.
This permitted facility
discharges filter -back-
wash wastewater to an
unnamed tributary to
the Yadkin River in the
Yadkin -Pee Dee River
Basin. Currently total
residual chlorine is wa-
ter quality limited. This
discharge may affect
future allocations in this
portion of the Yadkin
River.
May 15, 2004.
AFFIDAVIT OF PUBLICATION I'Jfa9
/�J/2004STATE OFNORTH CAROLINA Lexington,N.C.
DAVIDSON COUNTY
L°,511-6
Lexington, County and State
which the attached is a true copy,
day of q),' � L
Sworn sioxhandu4,1,bscribed before me, this
a
a0 •AUBLV ' C•
o-, , Y COI . „*
��'Tr+rrhrunmwn�r'ae
of THE DISPATCH, a newspaper published in the city of
aforesaid, being duly sworn, says the foregoing legal of
was published in said newspaper once the
15
2004.
Publictioi Fee $
My commission expires
rn
3,9e L (Seal)
2004
O./
� IZq )0.(e

•
NORTH CAROLINA
FORSYTH COUNTY
AFFIDAVIT OF PUBLICATION
V M 2 5 Z 4
Before the undersigned, a Notary Public of said County and State, duly
commissioned, qualified, and authorized by law to administer oaths, personally
appeared D.H. Stanfield, who being duly sworn, deposes and says: that he is
Controller of the Winston-Salem Journal, engaged in the publishing of a newspaper
known as Winston-Salem Journal, published, issued and entered as second class mail
in the City of Winston-Salem, in said County and State: that he is authorized to
make this affidavit and sworn statement: that the notice or other legal advertisement,
a true copy of which is attached hereto, was published in Winston-Salem Journal on
the following dates:
May 15, 2004
and that the said newspaper in which such notice, paper document, or legal
advertisement was published was, at the time of each and every such publication, a
newspaper meeting all the requirements and qualifications of Section 1-597 of the
General Statues of North Carolina and was a qualified newspaper within the meaning
of Section 1-597 of the general statues of North Carolina.
This 17th day of May, 2004
(signature of personUnaking affidavit)
Sworn to and subscribed before me, this 17th day of May, 04
My Commission expires: September 28, 2005
OFFICIAL SEAL
Notary Public, North Carolina
COUNTY OF FORSYTH
KIMALEY 4IIHNSON
My Commission Expires 7'.'c,Z' S
1
PUBLIC No7ICE
STATE OF NORTI$CAROLINA '
ENVIRONMENTAL MANAGEMENT COMMISSION/NPDES UNIT
1617 MAIL SERVICE CENTER
RALEIGH, NC 27699-1617
N0T1FICATIONCOFINTENT TOISSUE ' ;
A NPOOESSWASTEWATEB.PERMIT.
On the basis of thorough'staff review an deppliCatietibf NC General Stat•
-
ute 143.21, Public Iawe92,500 and other lawful standards and regula-
tims, the North CarolinitEneiranmerdataManagernentCbmmiselonpro-
poses. to issue a -.National edllubnt;Drsdtar9esElimutaffon System,
(NPDES) wastewatercdsiheerrgge� permit to Ih0 p6rso(tis)4(sted below ef-
fe tive45dayslr6nnt1Nipubtfsladateoftfvsnotice
Written comments regardingthe ppioposed accepted unt9
30days after the polish date of this notice. All comments received prior
to that dale are considered In the final determinations regarding the pro-
pe5gd pemrt•The Director of the NC Division ooWaaer-Guiltily may de-
ckle tohotd a publomeedngfcrthe pProposedpemut saadd the Dion
receive a significant degree of public interest':
Copies of the draft permit and other supporting irdoimatioti on file used
to -determine conditions present in the draft permit am available upon re -
or
quest 1 end-payment
to the NC bitision of WaterI UaIity etthe acomments bove
address or call Ms. Wen, Stephens at [phone], extension 520.
Please include the NPDES permit number (attached) in any communica-
tion. Interested persons may.aiso visit the Division of Water Duality at
512 N. Salsbury Street, Raleigh, NC 27604.1148: between the hours of
8:00 a.m. and 5:00 p.m. to review information on file.
The Davie County Water System (23VChaffin Street, Modrsvllle, NC
27028) has applied for renewal of NPDES permit NC0084212 for the
Sparks Road WFP. This.permittedfacility discharges filter -backwash
wastewater to an unnamed tributary to the YadkinRitrer in Cite Yadkin
Pee Dee River Basin Currently total resk1tal chlorine is water quality lim-
ited. This discharge may aced future allocations in this portion of the
Yadkin River.
The City o1 Winston-Salem (P.O. Box 2511, Winston-Salem, NC27102)
has applied for renewal of NPDES permit N00079821 for the RA Thom-
as;.WTP In Forsyth County. This permitted tacky discharges NW -
backwash wastewatec to Salem Creek in the Yadldn,Pee Dee Rorer Ba-
sin. Currently totallresiduel ddohs is water quaity•tmted. This dis-1
may affect future allocations in this portion of Salem Creek.
Theityof Winston-Salem (P.O.Box2511, Winston-Salem, NC27102):•
has applied for renewal of his pied C00860td4 c. gesIlt�
WTP a Forsyth County. • This p ryco
backwash. wastewater to an unnamed tributary to Muddy Creek in the
Yadkin -Pee Dee River Basin. Currently total residual,cNarine_is water
quality limited. This disdtarge may affect fusee allocations in this portion
of Muddy Creek
The City of Winston-Salem (P.O. Box2511 Winston-Salem, NC27102)
has applied for renewal of NPDES permit t�00086762 for the Northwest
WTP in Forsyth Courtly..This. p5rtnitted fadiity discharges fiter-
backwash wastewater to an unnamed tributary to the Yadkln River in the
Yadkin.Pee:Dee River Basin.: Currently total residual. chlorine is water
quality smiled. Thus discharge may affect future atldgtidnsln this portion
of the Yadkin River: .
PPG Industries Fiber.Gless Products,•inc. (P:O. Box 949; Lexington,
NC 27293) as applied torrenewal of NPDES permit NC0004626 far
Coir Lexington Faoidy,in DAvidsonCourdy...This permitted tacitly rib.
charges 0.6 MGD of treated wastewater to NNorthP.otts Creekin the Yad=.
tdri Pee Dee River Basler Currently BOD, TSS and total residual Chlorine
are water quality limited. This discharge may'a5ectiutun aalfocat ors in
this portion of the Yadkin -Pee Dee River eassr. Lapsed
Davidson Water, Inc. ((P:O: Box 969, Wekmne NC•27374) has
for renewal of NPDES perrmt-MC0084425 for ite:VVTP in Davidson
County. This pemxttgd faddy disthar9es filter -backwash wastewater t0
an unnamed tributary to the Yadkin River in the Yadkin -Pee Dee River
Basin. Currently total residual chkirine ia.water naaGt• srnited_Ttus dis-,
charge may affediN,xeailocalonsl0 Cis poria) o the,Yadkin River

State of North Carolina
Department of Environment
and Natural Resources
Division of Water Quality
Michael F. Easley, Governor
William G. Ross. Jr.. Secretary
Alan W. Klimek, P.E., Director
MEMORANDUM
To:
From:
Subject:
May 12, 2004
Lee Spencer
NC DENR / DEH / Regional Engineer
Winston-Salem Regional Office
Charles H. Weaver, Jr.
NPDES Unit
(A/
Review of Draft NPDES Permit NC0084425
Davidson Water, Inc. WTP
Davidson County
ATA
NCDENR
NORTH CAROLINA DEPARTMENT OF
ENVIRONMENT AND NATURAL RESOURCES
`ram RECEIVED
N.C. Dept. of ENR
MAY 1 4 2004
Winston-Salem
Regional Office
Please indicate below your agency's position or viewpoint on the draft permit and return this form by June 15, 2004.
If you have any questions on the draft permit, please contact me at the telephone number or e-mail address listed at
the bottom of this page.
RESPONSE: (Check one)
Signed
1.1
. * * *-1.1!.� 1
oncur with the issuance of this permit provided the facility is operated and maintained properly, the stated effluent limits
are met prior to discharge, and the discharge does not contravene the designated water quality standards.
Concurs with issuance of the above permit, provided the following conditions are met:
Opposes the issuance of the above permit, based on reasons stated below, or attached:
Date:
_Azt
1617 Mail Service Center, Raleigh, North Carolina 27699-1617 919 733-5083, extension 511 (tax) 919 733-0719
Visir us ON THE INTERNEr @ httpJ/h2o.enr.state.nc.us/NPDES
Charles.Weaver@ ncmail.net

FACT SHEET FOR EXPEDITED RENEWAL
Permit Number
WCO.&-'GA- .(---47
Facility Name
bA ( (� '�-f
Reviewer
--� C CW-
Basin/Sub-basin
-
O3 —0`€4O.'-(-
Receiving Stream
V t 6 F AO t--(k)
Is the stream impaired (listed on 303(d))?
MO t-irr.. Si; t,:;-- ; ='
Is stream monitoring required?
L1F HIV & 6 (p ( .fl \
Do they need NH3 limit(s)?
i)a
Do they need TRC limit(s)?
-\.
Do they have whole -effluent toxicity testing?
tOd
Are there special conditions?
F('O'
Any obvious compliance concerns?
rS‘teaWiitf
Existing Expiration Date
21 "I �cl Ls t
Proposed Expiration Date
31 f7,? oct
Miscellaneous Comments:
6-0 cPfc.-A1cF
cg-F-c t-o-r-to
) tc414eq
AciA, -le— cexte0(...wicF_ D-5-e-v-cl 6,00
jiA.<344
---e4 d‘_. ( I v,-e,\ 664 c.6.R A /eumi-e_v\ .
ADA c-&A/ z,( /14 ( Ts
Circle one:
DO NOT EXPEDITE
If expedited, is this a simpler permit or a
more difficult one?

Mailing Address
Davidson Water Inc.
P.O. Box 969
Welcome, NC 27374
Lexington [phone]
Winston-Salem [phone]
Thomasville [phone]
DAVIDSON IX
WATER INC. limo
1969.1999
WELCOME, NC 30th YEAR
October 2, 2003
Attn: Mrs. Valery Stephens
NC DENR/Water Quality/Point Source Branch
1617 Mail Service Center
Raleigh, NC 27699-1617
Dear Mrs. Stephens:
Shipping Address
Davidson Water Inc.
7040 Old Highway 52
Lexington, NC 27295
Water Plant
Office Fax
[phone]
[phone]
www.davi dsanwat er.com
email [e-mail]
Re: NPDES Permit Application
Davidson Water, Inc. is requesting the renewal of our NPDES permit, which
expires on May 31, 2004. There have been no changes to the facility since our last
permit was issued. We have enclosed the signed original and two copies of the
application form and the narrative description of the sludge management plan
If you have any further questions, please feel free to contact us.
Sincerely,
Gregg Stabler
Manager
GS/mp
OCT - 3 2003

Mailing Address
Davidson Water Inc.
P.O. Box 969
Welcome, NC 27374
Lexington [phone]
Winston-Salem [phone]
Thomasville [phone]
P1
DAVIDSON?"
WATER INC.iltv
1969.1999 WELCOME, NC 30th YEAR
Shipping Address
Davidson Water Inc.
7040 Old Highway 52
Lexington, NC 27295
Water Plant
Office Fax
[phone]
[phone]
www.davidsanwater.com
email info€davidsonwater.com
After decanting the water off our series of washwater waste
ponds, the collected sludge is pumped to our sludge thickening
tank where a dewatering polymer is added as it flows to our two
vacuum sludge drying beds. After the sludge dries it is loaded
into trucks and taken to the county landfill.
1