NC0020443_Permit (Issuance)_20030331

NPDES DOCYNENT SCANNING COVER SHEET
NPDES Permit: NC0020443
Columbia WWTP
Document Type- Permit Issuance
Wasteload Allocation
Authorization to Construct (AtC)
Permit Modification
Speculative Limits
201 Facilities Plan
Instream Assessment '(67B)
Environmental. Assessment (EA)
Permit
History
Document Date: March 31, 2003
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E OF WArF9 Michael F. Easley
AA Governor
EN William G. Ross,Jr., Secretary
!North Carolina Department of Environment and Natural Resources
Alan W. Klimek, P.E., Director
Division of Water Quality
March 31,2003
Mr. Carlisle Harrell
Town Manager
P.O. Box 361
Columbia,North Carolina 27925
Subject: Issuance of NPDES Permit NCO020443
Columbia W1y1`IP
Tyrrell County
Dear Mr. Harrell:
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 Nlay 9, 1994 (or as subsequently amended).
As you requested, the County name has been corrected on the Supplement to Permit Cover rage. This final
permit includes no other major changes from the draft permit sent to you on February 11, 2003:
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 demand is made, this decision shall be final and binding.
Please note that this permit is not transferable except after notice to the Division. The Division may require
modification or revocation and reissuance of the permit. This permit does not affect the legal requirements to obtain
other permits which may be required by the Division of Water Quality or permits required by the Division of Land
Resources, the Coastal Area Management Act or any other Federal or Local governmental permit that may be
required.
If you have any questions concerning this permit,please contact Charles Weaver at telephone number(919)
733-5083, extension 511.
Sincerely,
ORIGINAL SIGNED By
SUSAN A. WILSOM
Alan W. Klimek, P.E.
cc: Central Files
Washington Regional Office/Water Quality Section
1VPDE5 Unit. I
N.C.Division of Water Quality/NPDES Unit Phone:[phone],extension 511
1617 Mail Service Center,Raleigh,NC 27699-1617 Fax:[phone]
Internet:h2o.emstale.ne.us e-mail'[e-mail]

Permit NCO020443
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,the
Town of Columbia
is hereby authorized to discharge wastewater from a facility located at the
Columbia WWTP
NCSR 1219
Columbia
Tyrrell County
to receiving waters designated as Scuppernong River in the Pasquotank River Basin in accordance with
effluent limitations, monitoring requirements, and other conditions set forth in Parts I, II, III and IV hereof.
The permit shall become effective Nlay 1, 2003.
This permit and the authorization to discharge shall expire at midnight on December 31, 2007.
Signed this day March 31, 2003.
ORIGINAL SIGNED BY
SUSAN A. WILS0N
Alan W. Klimek, P.E.,Director
Division of Water Quality
By Authority of the Environmental Management Commission

t Permit IiC0020443
SUPPLEMENT TO PERMIT COVER SHEET
The Town of Columbia is hereby authorized to:
1. Continue to operate a 0.3 MGD wastewater treatment facility that includes the following
components:
➢ Bar screen
➢ Grit removal chamber
➢ 0,adation Glitch (biological treatment, 30-hours detention time)
➢ Dual secondary clarifiers
➢ Chlorination and pumping facilities
➢ Sludge digestion tank
➢ Sludge holding tank (90 days)
➢ Dechlorination/post aeration chamber
This facility is located at the Town of Columbia WWTP off NCSR 1219 near Columbia
in Tyrrell County.
2. Discharge from said treatment works at the location specified on the attached map into
the Scuppernong River, classified SC waters in the Pasquotank River Basin

C)
..........
Pilingo
Io fee` Discharge point '
Pilin
Piling gs ; 2
- r v. - •'
oilt
.'r 54
--Swing =
55'
1.4
CL
L:1llhl({e:jJ°?JEE" NC0020443 Facility _., .,�.��'., .-r,; +r � ►�
Longitude:
. o;G Es•>•�•' Location
Quad:Cotunibia We,t,N.C. Town of Columbia
Stream Class:SC WWTP
Seceivin:a0t33 ]North SG LLE 1:24000
Receiving Strum:Snlrpemung River North L

Permit NC0020443
A. (1) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS
During the period beginning on the effective date of the permit 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 LIMITS MONITORING REQUIREMENTS
CHARACTERISTICS
Monthly Weekly Daily Measurement Sample . Sample
Average Average Maximum Frequency T e Location
Flow 0.3 MGD Continuous Recording Influent or Effluent
BOD,5 day,20°C1 15.0 mg/L 22.5 mg/L Weekly Composite Influent&Effluent
Total Suspended Solidsl 30.0 mg/L 45.0 mg/L Weekly Composite Influent&Effluent
NH3 as N 4.0 mg/L 12.0 mg1L Weekly Composite Effluent
Dissolved Oxygen2,4 Weekly Grab Effluent
Fecal Coliform 200/100 ml 400/100 ml Weekly Grab Effluent
(geometric mean
Total Residual Chlorine 28 L . 2/Week Grab Effluent
Tem erature4 Daily Grab Effluent
Total Nitrogen Quarterly Composite Effluent
(NO2+NO3+TKN)4
Total Phos horus4 Quarterly Composite Effluent
H3,4 Weekly Grab Effluent
Salinity, Weekly Instantaneous See Note 4
TKN4 2/Month See Note 4 See Note 4
NH34 2/Month See Note 4 See Note 4
NO2+N034 2/Month See Note 4 See Note 4
Chloro h [I-a4 2/Month See Note 4 See Note 4
Notes:
1. The monthly average effluent SODS and Total Suspended solids concentrations shall not exceed 15 percent of the respective
influent value (85 percent removal).
2. The daily average dissolved oxygen effluent concentration shall not be less than 6.0 mg/L.
3. The pH shall not be less than G.8 standard units nor greater than 8.5 standard units and shall be monitored as per the
requirements outlined in Special Condition A. (3).
4. Special monitoring requirements for this parameter are included in Special Condition A. (3).
There shall be no discharge of floating solids or,risible foam in other than trace amounts.
A. (2) Nutrient Condition
This permit may be modified,or revoked and reissued to include an effluent limitation for nutrients depending upon
the following:
➢ The findings of a study by the Division of%Water Quality determine nutrient control is necessary.
➢ Local actions do not successfully reduce the nutrient loading on the receiving waters.
➢ The onset of problem conditions in the receiving waters.
R

Permit NC0020443 '
A. (3) Instream Monitoring Requirements
Instream samples shall be collected between June 1 and September 30 each year.
Sample locations (see attached map):
➢ Upstream at U.S. Highway 64 Bridge;
➢ , Downstream at marker number 10;
➢ End of pipe.
Physical Parameters:
- Parameter Sample Type Frequency
Dissolved Oxygeni Instantaneous Weekly
Tem erature l Instantaneous Weekly
Salinityl Instantaneous Weekly
./I H1 Instantaneous 2/1\Ionth'-
Notes
:
1. The above parameters shall be collected as grab samples at one-meter intervals vertically throughout the water
column.
2. pH shall be sampled only when Chlorophyll-a is sampled.
Chemical Parameters:
Parameter Frequency
TKN1 2/Month
NH31 2/Month
NO2 + NO31 2/Month
Total Nitro enl 2/1Nionth
Total Phos horusl 2/Month
Chloro h -ll-al 2/ilfonth
Motes:
I. TK_NL , NH3, NO2 + NO3,Total Nitrogen,Total Phosphorus,and Chlorophyll-a shall be collected by a spatial
composite throughout the photic zone (defined as twice the secchi depth).
ReJ2ortin Re uirements:
Data results must be entered on a form approved by the Division and summarized in an annual report. This report is
due on January 1 immediately following the summer period when sampling occurred. This report must be sent to the
following address:
NC DENR / DWQ / Central Files
1617 Mail Service Center
Raleigh, North Carolina 27626-0535

AFFIDAVIT OF PUBLICATI6&, FFB I I KI
NORTH CAROLINA. P01-,i�t ` f�`;f.��.f�f=,.a•',t��2 __ ^;
Wake County. )Ss. t
Before the undersigned, a Notary Public of Johnston
'r :PUBLIC�NOTICE �1-f� County North Carolina dulycommissioned and authorized to
T';.,�_STATE.OF_:L.n
J `
;NORTH CAROUNA
• •ENVIRONMENTAL,t'C administer oaths, affirmations, etc., personally appeared Ivy
yMANAGEMENT':l Kit
"'COmMiSs10h11NPDEs Marsch, who, being duly sworn or affirmed, according to law,
.[;1617,MAIL'SERVICE doth depose and say that she is Billing Manager-Legal
CENTER r,
]RALEIGH, NC 27SWI617" Advertising of `The News and Observer' a corporation
NOTIFICATION'OF -1.
l INTENT.TofISSUE,A.i organized and doingbusiness under the Laws of the State of
NPDES'WASTEWATER,• g
PERMITY;.;. ` North Carolina, and publishing a newspaper known as The
on the basis of.fhorough staff
review and application of NC News and Observer, in the City of Raleigh Wake
'General:Statute•143.21'Pub-
lic tavr.92.500andotherJawful County and State aforesaid, the said newspaper in which such
standdrds and regulations,
metal Carol tom- notice, paper, document or legal advertisement was published
mental Management Com= > >
miss ton Proposes, issue a was at the time of each and every such publication a
'National Pollutant Discharge r a
Elimination'"-'--:System
(NPDEStywastewater•dis= newspaper meeting all of the requirements and qualifications
sons)1isted belaw:effctve of Section 1-597 of the General Statutes of North Carolina and
45 days from the publish date
ofthls�notice. -sl-v�x--' .�� was a qualified newspaper within the meaning of Section I-
WTitt@R comments regarding
-
the,proposed.permitn.win The 597 of the General Statutes of North Carolina, and that as such
accepted'""fit 30,days after
-
thepublishdateatthisnotice; she makes this affidavit; that she is familiar with the books,
All comments received prior
to that date are considered1. files and business of said corporation and by reference to the
the,final
.determinotians:re-
gording'he Proposed Permit: files of said publication the attached advertisement for NC
The Director of,thelNC Divi-
sion decide to
alcl (aualic may DIVISION OF WATER QUALITY was .inserted in the
decide�tuhol�a public meet-,
-ing forAheiproposed vermii�
should the Division receive a aforesaid newspaper on dates as follows: 02/14/03
_:significantdegree of,
interest.;,
Coviesofthedrattpermitand Account Number: 7335083
other supporting information
on file used to determine ran-
difions.present'in the.:draft.
permit are available upon re-'
quest-and'.payment-of the
costs-;of,:reproduction.;Mall
comments,:andfor'requests
for information to the NC'DI
vision of Water Quality at the
.above,address.or:coll..Ms:'
Valero Stephens at-(9191'
733=5681—extension.'520.'
Please'include ttie'NPDESI
permit number.(attached)in
any.communicatiom Inter-1ested persons may also visit
the Division of Water Quality,
at 512 N;'Salisbury Street,l
`Raleigh,ANC-276()4-1146gbe
tween the hours of'8:00 a.m.
and 5 i 00 P.m-to review infor-
motion onflle.ti:,�;. .�st.tly copied from the books and tiles of the aforesaid Corporation and publication.
NC002it443:'Ti4 Town of'Co-
lumbia,hos;applied for re-
newal'af its NPDES permit,
for. the:Columbia WWTP:}'
This facility discharges treat-}
ed domestic wastewater-in
'the Scuppernong River.in the -
Pasquotonk':River .Basin.
- Currently BOD,ammonia ni-
trogen and total residual -
chlorine are.water quality °:-T `'. Bit ' Manager-Legal Advenisin
limited.This discharge-.may gg
affect'future:allocations in
{this'porlion of the'Scupper-ji, '
non?River.-µ I Sworn or affirmed to, and subscribed before me, this
1N80i Fe6ruory;la;:20fY.t 18 day of FEBRUARY , 2003 AD
In Testimony Whereof, I have hereunto set my hand
and affixed my official seat,the day and year aforesaid.
..•fir i>,,
_.. ............................... -
/ Notary Public
My commission expires 2nd day of July 2005.

n E�
04
• INFLUENT WASTEWATER FROM
�0 DEPT.Of CORRECTIONS,
to.000 GPO DESIGN FLOW
E]
w
W
J
LA
LA INFLUENT STANDBY STANDBY STANDBY
opb PUMP STATION POWER POWER POWER
N TWO EACH
140 GPY PUMPS
TWO MILES CNLQRINATTI4
A'FORCE MAIN
INFLUENT BAR SCREEN/ OXIDATION DITCH
EFFLUENT PUMPING
INFLUENT WASTEWATER PUMP STATION sp DUAL GRIT REMD. I DUAL 22 FL ROTOR! DUAL CLARIFIERS TWO EACH
277,000 GPD CESIGN RS TWO EACH 4000 LF CHAMBER SO HRS, OETCNY{0N 70 FT,DIA. B70 GPM RUMPS
1, 450 GPM PUMPS B^FOAC£ 10"FORCE EACH 2'A N VV Too FT'EA,
MAIN MAIN lF7,000 GAL.
Y
t"
J STANDBY SLUDGERETURN TWO S27 OPM PUMP! '
U POWER '
44C7 LF
+0"FORCE MAIN
AERATED
SLUDGE HOLDING AEROBIC DIGESTER
90 DAYS OETENTICN 30 DAYS CETFNTION
40 FT,DIA./174,000 GAL SLUCOE WASTING VIA
28 fT.DIA. ONE S2S GPM PUMP
O[CHLOAIN0.TION/
52,000 GAL. POST AERATION/
FLOW MEASURING
14,QoO GAL,
EXISTING OUTFALL
To
SCUPPERNONG RIVER
LIOulO SLUDGE
DISPOSAL
BY .
• LAND SPREADING ,
O.
8
WASTEWATER TREATMENT FACILITY
' —SCIfEMATIC DIAGRAM---
TOWN OF COLUMBIA

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