NC0021920_Wasteload Allocation_19861003

NPDES DOCUMENT SCANNIN` COVER SHEET
NPDES Permit:
NC0021920
Whiteville WWTP
Document Type:
Permit Issuance
Wasteload Allocation`.
Authorization to Construct (AtC)
Permit Modification
Complete File - Historical
Engineering Alternatives (EAA)
Correspondence
Owner Name Change
Special Order by Consent
Instream Assessment (67b)
Speculative Limits
Environmental Assessment (EA)
Document Date:
October 3, 1986
Thus document is printed on reuse paper - ignore arty
content on the reYerse snide

NPDES WASTE LOAD ALLOCATION
Facility Name: C 1 1 of '. I (`TEVI
Existing OD
Proposed 0
Permit No.: 14000 Zt 9 Zv
Design Capacity (MGD): Z - 5 ,Industrial (% of Flow):
Receiving Stream: vJMITE MA42_,SN
Pipe No.: O
Engineer
/
,
Date Rec.
s7/a/,Pe,
Date S/I
County: COL (AAote x5
Domestic (% of Flow) : 910.
Class: e - su/I1f fTSub-Basin:
Reference USGS Quad: 3 24- (Please attach) Requestor: $ (Z (D(x t-"S
o3—CD _7-SB
Regional Office (A)i 1.O
L, 4(fEVt LLL
(Guideline limitations, if applicable, are to be listed on the back of this
form.)
Design imp.:
7Q10 (cfs)
Location of D.O.
Velocity (fps) :
.5tM444e.4/Lxh"�.
2(v
14.7
Drainage Area (mi2):
20I
Winter 7Q10 (cfs) Q.
minimum (miles below outfall): I•Co
(6o
Avg. Streamflow (cfs):
30Q2 (cfs)
2_0
Slope (fpm)
I.3(Q
K1 (base e , per day) : , 35- K2 (base e per day) :
Zo'c
•
ZO
Surn elE
WoJTER
Effluent
Characteristics
Monthly
Average
Mon`tintti
/m5Q
Bobs
5 4
(
to�J,
N 43- NI
,
z_ oyi
.4 ittij
Nb
vvn A
.c ll ,
TS S
80
1
t o M /t
Feca.( C
('
600.111
(ooc) t�*J
loo 0 /rob w.Q
0 14 /.
6)-9 ,So
‘ -cli SU
Original
Revis
Comments:
4 Effluent
Characteristics
Chrro muvvt
Nickel
Reviewed By:
q3 u t
ti-of
Comments
Date:
-8y

.
WASTELOAD ALLOCATION APPROVAL FOAM
Request No. :3163
Facility Name CITY OF WHITEVILLE
Type of Waste 90% DOMESTIC' 10% INDUSTRIAL
Status EXISTING
Receiving Stream WHITE MARSH
Stream Class C-SW
Subbasin 090758
County COLUMBUS
Regional Office WILMINGT[8N Drainage Area (sq mi) 201.
Aequestor 5AM BRIDGES Summer 7W10 (cfs) 4.7
Date of Request 5/12/86 Winter 7Q10 (cfs) 9.1
Quad J24 Average Flow (cfs) 201
RECOMMENDED EFFLUENT LIMITS
SUMMER WINTER DLY MAX
Wasteflow (mgd): 2.5 2.5
5-Day BOD (mg/1): 5 10
Ammonia Nitrogen (mg/1): 2 4
Dissolved Oxygen (mg/1): 5 5
TSS (mg/1): 30 30
Fecal Coliform (#/100ml): 1000 1000
pH <SU>; 6-9 6-9
CHROMIUM (UC/L):
NICKEL <UC/L>:
AVV] 2b ���
��
WI[M/NGTON REGIONAL OFFICE
93
111 D�umW8
.... ...................... ..... .... .... ........................ .... .... .... .... .... ........ .... ............ ................ --- COMMENTS -------------------------------
PAETPEATMENT INFORMATION INDICATED PRESENCE OF COPPER, CHPOMIUM, NICKEL AND
ZINC. DEM BIOASSAY ON 2/12/86 INDICATED NO ACUTE TOXICITY. THEREFORE, I
RECOMMEND MONITORING RATHER THAN ACTION LEVEL LIMITS FOR COPPER AND ZINC.
IV tevA"^C.4°w-
� �
����� 6°�L'x
�
Recommended by
Reviewed by:
Tech. Support Supervisor
xmfPegional Supervisor
Permits & Engineerin�
Water quality Section Chief
J- i
�
Date
Date
Date
Date
Datm
q6*11(o.

CITY 0e WticiEvIGLE-
WAITQ 0Affei4
0307 52.
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il
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! i
_
5 70Ztii) H .7 eirc
0! 9 .
2 • D
Z,-c>
(2-4.44,C) C.CAc44c.4.c....ttte-g.
-1-0
gex3 1 Rci 2 MA I Re.L.
1,6 t",(% Oictv.;(
31(2) Nta
- 2.3
LO
0 2-AV7-01 1,0
76?tO
o
, 4(
I , 0
0, os 4,46-b
•••
O.cD e
Or
tot-15"
o 0 cat-f
412-41 c-4-5
1 i;c 4f • 3G
ercAmt..e.
-0+
Crovrtav4--
--k-0 4VJ
\f--- 10-4.AAck
is__
VA L. 3(0 -Oeyy,
u+,t(
--try bveak_6)26,---1311h,J-4-- : z-fo

3
N, z„
--------) -7-f ---- ..1--
1 alli_____ti\Aovvi fcc-- Co_____g. 2,c,
-
CkivcostWuvvk : 4 'A -- - - - - . 5 -0 ( >i 4
,
-2-a-AP__ :AIL
--6-,;vzytc.4vcz---cd_Q
Loo.eacit.) 7--- ais---____,-b ..-- 3 , 8.7
.--(-.4-erviAoui -= 7 0 to - 1+ -7 e...4-s
ct..3 =-. 6 Lg7 0-45) Cs-0 Qi0 — (ltr? CLi-3_
• =- ci-a__Lg-
ntk
W 1, GO •=- 5-0 /
___
ud(
1-
i-

•
Receiving Stream
........................».............. MODEL RESULTS ................................»..».. 4ANiftAek
. c:I:TY OF WI"I:I:'TI :V IL1...E
. WHITE MARSH
The End D.O. is
The I..: rt c:l CM000 is
'T' h3 e I : n c:l N E:(:3 t) is
5.6:I. mg/i.
:I..53 m ; / :i. .
0.00 mcj/i.
WLA WLA WLA
00 Min C:BC)D ME.OD 0O Waste Flow
(mg/1) Mi:l.elamint Peach =11= (mg/:I.) (mg/1) (mg/1) (mgd)
Segment 1 5.04 1.60 1
Reach 1 :I.3 0.00 5.00 2.50000
Reach `2. 0 0.00 0.00 0.00000
Segment n% 2 41.53 0.50 :1.
!",each :1. :I.3 0.00 6.00 0.03000
Segment 3 5.11 0.20 1
Peach :!. 0 0.00 0.00 0.00000

Seg * I Peach 1 I Seg Mi. D.O. CBOD NBOD Flow I
1 1 0.00 6.32 6.97 0.00 8.57
1 1 0.10 6.18 6.78 0.00 8.58
1 1 0.20 6.06 6.60 0.00 8.58
1 1 0.30 5.95 6.43 0.00 8.58
1 1 0.40 5.84 6.26 0.00 8.58
1. 1 0.50 5.74 6.09 0.00 8.59
1. 1 0.60 5.65 5.93 0.00 8.59
1 1 0.70 5.56 5.77 0.00 8.59
1 1 0.80 5.48 5.61 0.00 8.59
1 1 0.90 5.41 5.46 0.00 8.60
1. 1 1.00 5.34 5.32 0.00 8.60
1 1. 1.10 5.28 5.18 0.00 8.60
1 1. 1.20 5.22 5.04 0.00 8.60
1. 1 1.30 5.17 4.90 0.00 8.60
1 1 1.40 5.12 4.77 0.00 8.61
1 1 1.50 5.08 4.65 0.00 8.61
1. 1 1.60 5.04 4.52 0.00 8.61
1 2
1.60 5.29 4.26 0.00 9.61
1 2 1.70 5.26 4.15 0.00 9.61
1. 2 1.80 5.23 4.04 0.00 9.62
1 2
1.90 5.20 3.93 0.00 9.62
1 2 4... 2.00 5.18 3.83 0.00 9.62
1 2 2.10 5.16 3.73 0.00 9.62
1. 2 c. 2.20 5.15 3.63 0.00 9.63
1 2
2.30 5.13 3.54 0.00 9.63
1 2 c. 2.40 5.12 3.44 0.00 9.63
1 2 2.50 5.12 3.35 0.00 9.63
2
1 0.00 6.00 13.00 0.00 0.05
2 1 0.10 5.66 12.58 0.00 0.05
2
1. 0.20 5.34 12.18 0.00 0.05
2 1 0.30 5.05 11.78 0.00 0.05
2 1 0.40 4.78 11.40 0.00 0.05
2 1 0.50 4.53 11.04 0.00 0.05
3 1. 0.00 5.11 3.39 0.00 9.68
3 1 0.20 5.11 3.21 0.00 9.68
3 1 0.40 5.11 3.05 0.00 9.69
3 1 0.60 5.12 2.89 0.00 9.69
3 1 0.80 5.13 2.74 0.00 9.70
3 1 1.00 5.16 2.60 0.00 9.70
3 1. 1.20 5.18 2.47 0.00 9.71
3 1 1.40 5.22 2.34 0.00 9.71
3 1 1.60 5.26 2.22 0.00 9.72
3 :I. 1.80 5.30 2.10 0.00 9.72
3 1 2.00 5.35 2.00 0.00 9.72
3 1 2.20 5.40 1.89 0.00 9.73
3 1 2.40 5.45 1.79 0.00 9.73
3 1 2.60 5.50 1.70 0.00 9.74
3 1 2.80 5.56 1.61 0.00 9.74
3 :I. 3.00 5.61 1.53 0.00 9.75
I Seg 0 Peach 0 1 Seg M:i. D.O. CROD 1 NBOD Flow I

*** MODE:... SUMMARY DATA ***
Discharger
'Receiving. Stream
Summer 7Qi.O
Design Temperature:
CITY OF WHITEVILLE
WHITE MARSH
4.7
26.
Subbas;in .
Stream Class:
Winter 7Q:1.0 .
!LENGTH: SLOPE: VELOCITY 1 DEPTH: K1 1 K1 1 K2 1 K2 1 KN 1 KN 1 KNR 1 KNR 1
1 mile 1 ft/mil fps 1 ft !design! 820° !design! 820° !design: @20° Idesignl 820° 1
Segment 1 1 1.601 1.361 0.106 1 2.32 1 0.47 1 0.35 1 0.47 1 0.26! 0.00 1 0.00 1 0.00 1 0.00 1
Reach 1 1
Segment 1 1 0.901 1.361 0.108 1 2.44 1 0.47 1 0.35 1 0.47 1 0.261 0.00 1 0.00 1 0.00 1 0.00 1
Reach 2 1 1
1
Segment 2 1 0.501 1.361 0.100 1 0.18 1 0.54 1 0.41 1 0.54 1 0.241 0.00 1 0.00 1 0.00 1 0.00 1
Reach 1 1 1
I 1
Segment 3 1 3.001 1.361 0.108 1 2.45 1 0.47 1 0.35 1 0.47 1 0.261 0.00 1 0.00 1 0.00 1 0.00 1
Reach 1 1
1 Flow
1 c4'si
Segment 1 Peach :1.
Waste 1 3.875
Headwaters: 4.700
Tributary 1 0.000
* Runoff 1 0.023
CBOO
1 mg/3.
1
1
1
Segment 1 Peach 2
Waste 1 0.000 1
Tributary 1 1.00O 1
* Runoff 1 0.023 1
13.000
2.000
0.000
2.000
NBOD D.O.
mg/1 mg/:1.
1 0.000 1 5.000
1 0.000 1 7.400
1 0.000 1 0.000
1 0.000 1 7.400
0.000 1
2.000 1
2.000 1
Segment 2 Reach :I.
Waste 1 0.046 1 :1.3. 000
Headwaters! 0.000 1 0.000
Tributary 1 0.000 1 0.000 1 0.000 1 0.000
* Runoff 1 0.000 1 0.000 1 0.000 1 0.000
0.000 : 0.000
O .000 1 7.400
O .000 1 7.400
Segment 3 Peach 1
Waste !
Headwaters:
Tributary 1
* Runoff 1
1 0.000 1 6.000
! 0.000 1 0.000
O .000 1 0.000 1 0.000 1 0.000
O .000 1 0.000 1 0.000 1 0.000
O .000 1 0.000 1 0.000 1 0.000
O .023 1 2.000 1 0.000 1 7.400
030758
C-SW
9.1
* Runoff flow is in c •1' /m:i.ie

'Discharger
Receiving Stream
---------- MODEL RESULTS
CITY OF WHITEVILLE
: WHITE MARSH
The End D.O. is 5.69 mg/1.
The End CBOD is 4.22 mg/:L.
The End NBOD is 0.00 mg/l.
Segment I
Reach 1
Peach 2
Segment et.
Peach
Segment 3
Peach
DO Min
(mg/I) Milepoint
5 . 8:1. . 60
5.00
5.68
0.50
2.60
Peach 0
1
1
WLA WLC WLA
CBOD NBOD DO Waste Flow
(mg/I) (mg/I) (mg/I) (mgd)
26 0.00 5.00 2.50000
0 0.00 0.00 0.00000
15 0.00 6.00 0.03000
0 0.00 0.00 0.00000

Seg :11: 1 Peach 0 1 Seg Mi D.O. CBOD NGOD Flow 1
1. 1 0.00 6.68 9.17 0.00 12.97
1 1. 0.10 6.61 9.05 0.00 12.98
1 1 0.20 6.54 8.94 0.00 1.2.9e
1. 1. 0.30 6.48 8.82 0.00 12.99
1 1 0.40 6.41 8.71 0.00 12.99
1 1 0.50 6.35 8.60 0.00 13.00
1 1 0.60 6.29 8.49 0.00 13.00
1 1 0.70 6.24 8.38 0.00 13.01
1 1 0.80 6.18 8.28 0.00 13.01
1 1 0.90 6.13 8.17 0.00 13.02
1 1 :1.00 6.08 8.07 0.00 13.02
1 1 1.10 6.03 7.97 0.00 13.02
1 1 1.20 5.98 7.87 0.00 13.03
1 1 1.30 5.93 7.77 0.00 13.03
1. 1 1.40 5.89 7.67 0.00 13.04
1 1 1.50 5.85 7.57 0.00 13.04
1 1. 1.60 5.81 7.118 0.00 13.05
1. c. -1
1.60 6.21 6.78 0.00 14.95
1 2
1.70 6.18 6.70 0.00 14.95
1. 2
1.80 6.15 6.62 0.00 14.96
1 2
1.90 6.12 6.53 0.00 11.96
1 2 2.00 6.09 6.46 0.00 14.97
1 2 2.10 6.06 6.38 0.00 14.97
1 2 2.20 6.03 6.30 0.00 14.97
1 2 2.30 6.00 6.22 0.00 114.98
1 n
c.. 2.210 5.98 6.15 0.00 114.98
1 2 2.50 5.96 6.07 0.00 14.99
2 1 0.00 6.00 15.00 0.00 0.05
2 1 0.10 5.78 14.69 0.00 0.05
n
c. 1 0.20 5.57 14.39 0.00 0.05
2 1. 0.30 5.37 14.10 0.00 0.05
2 1. 0.10 5.18 13.81 0.00 0.05
2 1 0.50 5.00 13.53 0.00 0.05
3 1. 0.00 5.95 6.09 0.00 15.03
3 1. 0.20 5.91 5.95 0.00 15.04
3 1 0.10 5.87 5.80 0.00 15.05
3 1 0.60 5.83 5.66 0.00 15.06
3 1 0.80 5.80 5.53 0.00 15.07
3 1 :1.00 5.78 5.39 0.00 15.08
3 1 1.20 5.75 5.26 0.00 15.09
3 1 1.40 5.73 5.13 0.00 15.10
3 :1. 1.60 5.72 5.01 0.00 :15.1:1.
3 1 1.80 5.70 4.89 0.00 15.12
3 1 2.00 5.69 1.77 0.00 15.12
3 1. 2.20 4.66 0.00 5.69 15.13
3 1 2.40 4.54 5.68 0.00 15.14
3 1 2.60 5.68 4.43 0.00 15.15
3 1 2.80 5.68 4.33 0.00 15.16
3 1 3.00 5.69 4.22 0.00 15.17
Seg 4 1 Peach 0 1 Seq Mi D.O. CBOD NBOD Flow 1

� S �
*** MODEL SUMMARY DATA ***
Discharger : CITY OF WHITEVILLE
'Receiving Stream . WHITE MARSH
Summer 711110 : 4.7
Design Temperature: 16.
Subbasin : 030758
Stream Class: C-SW
Winter G :I.O : 9.1
;LENGTH; SLOPE; VELOCITY 1 DEPTH: K1 1 K1 1 K2 1 K2 1 KN 1 KN I KNR 1 KNR I
I pile I ftlei► fps I ft :design: 820° :design! 820° ;design; 820° !design] 820° I
Segment 1 I 1.601 1.361 0.145I2.45 10.30 10.36 10.30 I 0.261 0.00 10.00 10.00 10.00 I
Reach 1 I
Segment 1 I 0.901 1.361 0.150 1 2.58 1 0.30 10.36 : 0.30 I 0.27] 0.00 1 0.00 I 0:00 10.00 I
Reach 2 I ► ! ;
Segment 2 I 0.501 1.361 0.100 10.18 10.34 10.41 10.34 I 0.241 0.00 1 0.00 10.00 10.00 I
Reach 1 I
Segment 3 I 3.001 1.36: 0.150 : 2.59 10.30 10.36 10.30 I 0.271 0.00 1 0.00 10.00 10.00 I
Reach 1 I
Flaw C130D I MI3OD I D.O.
I c•Ps mg/I. I mg/1. I mg/1
Segment 1 Peach 1
Waste 3.875 I 26.000 I 0.000 I 5.000
Headwaters: ; 9.100 ; 2.000 1 0.000 ; 7.400
Tributary 1 0.000 I 0.000 1 0.000 I 0.000
* Runoff ; 0.045 ; 2.000 1 0.000 1 9.000
Segment 1 Peach 2
Waste I 0.000 I 0.000 I 0.000 I 0.000
Tributary I 1.900 I 2.000 I 0.000 I 9.000
* Runoff I 0.045 1 2.000 I 0.000 I 9.000
Segment 2 Reach :1.
Waste 0.046 I 15.000 1 0.000 1 6.000
Headwaters: 0.000 I 0.000 I 0.000 I 0.000
Tributary I 0.000 1 0.000 I 0.000 I 0.000
* Runoff 1 0.000 I 0.000 I 0.000 1 0 .000
Segment 3 Peach :1
Waste ; O.O00 1 0.000 I 0.000 : O.O0O
Headwaters: 0.000 1 0.000 I 0.000 I 0.000
Tributary 1 0.000 I 0.000 I 0.000 I 0.000
* Runoff I 0.045 1 2.000 I 0.000 I 9.000
* Runoff Plow is in cfs/m:i.1.e