NC0021890_wasteload allocation_19831019

NPDES DOCUNENT SCANNIM& COVER :DNNEET
NPDES Permit: NCO021890
Granite Falls WWTP
Document Type: Permit Issuance
asteload Allocation
Authorization to Construct (AtC)
Permit Modification
Complete File - Historical
Engineering Alternatives (EAA)
Staff Report
Instream Assessment (67b)
Speculative Limits
Environmental Assessment (EA)
Document Date: October 19, 1983
This document is printed on reuse paper-ignore arty
content on the reverse side

J NPOES WASTE LOAD ALLOCATION
Facility Name:
GhltT l G- !/5 Date:
c
v Existing Q/ Permit No. : Pipe No. : County:
a Proposed Q
Design Capacity (MGD) : Oil , /� industrial (% of Flow) : Domestic (% of Flow) : ZOO
f�
Receiving Stream: �vi.a�c,0 rlpj Creel Class: Sub-Basin: 05 -
Reference USGS Quad: (Please attach) Requestor: B!�(/ lyl /d-5 Regional Office AL v! /
ze
(Guideline limitations, if applicable, are to be listed on the back of this form.)
Design Temp. : Drainage Area: Avg. Streamflow:
7Q10: Winter 7Q10: 30Q2:
y Location of D.O.minimum (miles below outfall) : Slope: .
6 Velocity (fps) : Kl (base e, per day, 200C) : K2 (base e, per day, 200C) :
0
0
Sum m e� (u ni
w Effluent Effluent
a+ Characteristics r)'5 0,8(05 Comments Characteristics - S Comments
V
C% /U t73 q ,y /� H — —
PO
s � /
4W �(i o0p /oo /000 ioo e 2 0 /Oo 000 /0
Original Allocation Q
Revised Allocation �/ Date(s) of Revision(s)
(Please attach previous allocation)
Prepared By: �/(�Y K�/(/1 Reviewed By: Date:
r

BEQUEST NO . gr
WASTEI_OAD ALLOCATION APPROVAL FORM * k ** * kk * Kk*** k* kk
ACILTTY NAME : GRANITE FALLS
'YPE OF WASTE DOMESTIC
'Ol1NTY CA icl we,I
1-GIONAL OF"FICE : InooACPjVi b REGIUESTOR : 205G
;ECEIVING STREAM GUNPOWDER CRK SUBBASIN : CT8 32,
010 : 7 . 2 CFS W7010 CFS 3002 : CFS
iRAINAGE AREA : 36 SO . MI . STREAM CLASS :L"
>X* *# k *** *M ** #* k** RECOMMENDED EFFLUENT LIMITS
WASTEFLOW (S ) ( MGD) .5 . 865
BOD--5 ( MG/L ) : 24 16
NH3-N ( MG/L ) : 19 11
D . O . (MG/L ) : 5 5 �l i
PH ( SU) : 6-9 6--9
FECAL COLIFORM ( /100ML ) : 1000 1000 A'vv
I S S ( MG/L ) 4 30 30 ;
SECT i�'�•�
AGILITY IS : PROPOSED ( > EXISTING ( NEW ( )
IMITS ARE : REVISION ( CONFIRMATION ( 7 OF THOSE PREVIOUSLY ISSUEI!
EVIEWED AND RECOMMENDED BY :
MODELER - ---- ----------,- -----BATE : -----/-------
SU1='ERVISOR, MODELING GROUP : ----�r��� .Zf t`5�►4-----DATE : _ �1tiCL_�3
REGIONAL SUPERVISOR DATE : _��`_k
PERMITS MANAGER �.______-__DATE

• REQUEST NO. : 668 B
***#***#****** ****# WASTELOAD ALLOCATION APPROVAL FORM
FACILITY NAME GRANITE FALLS
TYPE OF WASTE : DOMESTIC
COUNTY : wCN
REGIONAL OFFICE : mO01Q(:�✓! REOUESTOR . 205G
RECEIVING STREAM GUNPOWDER CREEK SUBBASIN :
7010 : 7 . 2 CFS W7010 : CFS 3002 : CFS CO -�fi-3
DRAINAGE AREA : 36 SO .MI . STREAM CLASS : C
i
**********#**##***** # RECOMMENDED EFFLUENT LIMITS
WASTEFLOW ( S) (MGD ) . 5 .865 THESE ARE WINTER LIMITS.
ROD-5 ( MG/L) 30 30
NH3-N (MG/L ) : -- --
D . O . ( MG/L ) - 5
PH ( SU ) 6 -9 6-9
FECAL COLIFORM ( /100ML) : 1000 1000
TSS (MG/L ) : 30 30
FACILITY IS : PROPOSED ( ) EXISTING ( ) NEW ( }
LIMITS ARE : REVISION ( ) CONFIRMATION ( ) OF THOSE PREVIOUSLY ISSUED
REVIEWED AND RECOMMENDED BY :
MODELER -------DATE
SUPERVISORYMODELING GROUP _ _ ----DATE : ---I/
REGIONAL SUF'ERVI50R DATE -J---
PERMITS MANAGER :___-- __--- _ -DATE

41
51
e--g-
cz-,�� _ �`

DISCHARBER GRANITE FALLS WINTER
RECEIVING STREAM
WASTEFL.,OW
I SEG NO I REACH I SEG MI I J DO I CBOD I NBOD I FLOW I
I 1 1 1 1 0.001 7.591 18.951 0. 001 8.541
I ' ' 1 1 1 1 0.051 7.771 '184891 0.00I 8.541
I 1 I 1 1 0 . 101 7.941 18.821 0.001 8.541
i 1 1 1 1 0. 151 8. 091 18-.761 0. 001 8.541
I 1 I 1 1 0. 201 : 8;.231 18.691 0.001 8.541
ZQ.
3 Ct.oK�)
A
i V2 (r)
,q5

511
FD115
o` s� V6 ^-,+D
(6n
y ,
- - Co -- �1 Su \
93 m u,5
/pow/ �/",
t30D5 - 32-
l�l
Nii3 - 3,q
'DO
5, 3 ( 3,0 - /Otq
'r5-5 = 33i l ( lq, a - y3-v )
-Flow 01aT �• � 5 � .'o

'A
. .
111SCHARGIER , 1 GRANITE. FALLS
NAME OF LAKE GUNPOWDER CRK
DEPTH 3^75 FEET
WIDTH 83^00 FEET
FRESHWATER INFLOW i 8^54 CFS
WASTEWATER FLOW O,OO MGD '
ULT. ROD OF WASTE i 0400 MG/L
MAX TIDAL VELOCITY t O ^OO KNOTS
CROSS-SECTION AREA 311 ,25 SQ, FT ^
ADVECTIVE VEL^ 0 ^45 MI/DAY
\V�
DISPERSION 0^ 10 SQ,MI ,/DAY
W� ^
K1 0^24 PER DAY
K2 O^48 PER DAY
\�
ROD AT OUTFALL = 15 ^4034209938 MG/L ^ '
D. O. AT OUTFALL = 6,22805104167 MG/L
�
�
MILEPOINT UPSTREAM ROD UPSTREAM D,O^
`
O ^OO 15.40 6. 23
'
MILEPOINT DOWNSTREAM ROD DOWNSTREAM DO
O^ OO 15^ 40 6.23
0 ^05 1504 6 ^01
0, 10 14 ^ 68 5^81
O ^ 15 14 ^ 34 _ 5,63
0, 20 14400 5, 46
O ^ 25 13 ^67 5^30
0^ 30 13^34 5416
0^35 13^03 5^03
0, 40 12472 4^ 91
0 ^45 12 ^ 42 4 ,81
0450 12 , 12 4.71
0 ^55 11 ^84 4^63
O , 6O 11 ~56 4455
THE WASTELOAD ALLOCATION FOR GRANITE FALLS IS O MG/L
`

^ ~ �
^ ,
DISCHA ^ GER ~ � GRANITE FALLS
RECEIVING STREAM GUNPOWDER CRK
WASTEFLOW ,865 (SUMMER ).
| SEG NO I REACH QEG MI D I CBOD | NBOD | FLOW |
| 1 | 1 7,2
\ \ 7. 15 8.70 0 , 0 454 �`_,/'
i 1 | 7 , 08 | | O ,O 8 , 541
O . . _ | 7402 .201 O^OO 8 ^541
1 | 04201 64981 17,951 O. 00 | 8~541
DISCHARGER GRANITE FALLS-WINTER
���
RECEIVING STREAM � /J ��-��44
WASTEFLOW 865 ( 100CBOD ,5DO)
i SEG NO i REACH i SEG MI | DO | CBOD | NBOD | FLOW |
| 1 | 1 | O , OO | 8° 371 17~381 O^ OO | 8 ,541
| 1 | 1 | 0,051 8,391 17°231 O^ OO | 8 ,541
1 1 | 1 | 04101 8,411 17 ,071 O, OO | 8. 541
1 1 i 1 | 04151 8,431 16^921 O^ OO | 8 54 |
i 1 i 1 | 0 ,201 8 ,451 16 ^771 0, 001 8 541
DISCHARGER GRANITE FALLS
RECEIVING STREAM �
WASTEFLOW 591107075
'
`
| SEG NO | REACH | SEG MI | DO \ CBOD \ NBOD \ FLOW \
| 1 | J. \ 0^001 8, 611 12, 501 O^ OO | 74981
| 1 ! . - 1 1 0 ^051 8^651 12 , 381 04001 7 +981
| 1 | 1 | 0^ 101 8, 681 12 .271 0^ 001 7 98 |
| 1 i 1 | 0^ 151 8,711 12^ 161 O^ OO | 7, 981
! 1 | 1 | 0^201 8^741 12~ 051 O, OO | 7 . 981
DISCHARGER GRANITE FALLS (WINTER)
RECEIVING STREAM �
WASTEFLOW ,865, 11O,O,5
| SEG NO { REACH | SEG MI | DO | CBOD | NBOD | FLOW i
| 1 ) 1 | O^ OOi 8, 371 18,951 O~ OO \ 8 .541
\ 1 i 1 1 04051 8.38 | 18 . 781 04001 8 . 541
| 1 | 1 | 04101 8^391 18^ 621 O, 0O | 8 54 | �
| 1 | 1 i 0 ^ 151 8, 39 | 18 , 451 0^001 8.541
| 1 | 1 | 0 ^201 8^ 401 18^281 0^ 001 8.541

^ ' - ~ .
. .
BISCHARGER � GRANITE FALLS
NAME OF LAKE ,865, 110,O,5
DEPTH i 3 ,75 FEET
WIDTH 8300 FEET --
FRESHWATER INFLOW i 8454 CFS '
WASTEWATER FLOW 0.00 MGD b� ~�
^
ULT , BOD OF WASTE 0 , 00 MG/L �r ���l ��
MAX TIDAL VELOCITY � O ^OO KNOTS / /�� K- ���~��
~~
CROSS-SECTION AREA 1 311 , 25 SQ^FT .
ADVECTIVE VEL^ 0 ^45 MI/DAY ~ J
DISPERSION 0^ 10 SQ, MI , /DAY
K1 0 ^24 PER DAY
K2 i 0^ 48 PER DAY
BOD AT OUTFALL = 15~0655182326 MG/L ,.
D ,O, AT OUTFALL = 6^ 44196752498 MG/L
MILEPOINT UPSTREAM BOD UPSTREAM D^O ^
0 ^ 00 15 ^07 044
MILEPOINT DOWNSTREAM BOD DOWNSTREAM DO
O^ OO 15 , 07 6^ 44
0 ^05 14 ^71 6^23
0. 10 1036 6. 04
0^ 15 14 ^02 5^86
000 13 ^ 69 5 , 69
0 ^25 13 ,37 5 ^54
0, 30 13 . 05 5^ 4O
0 ^ 35 12 ^ 74 5^27
0^ 40 12^44 5, 16
0^45 12 ^ 14 5 ^05
0, 50 11 , 86 4^ 96
O, 55 11 ^ 58 4 ^ 87
0^ 60 11 ,30 4, 80
THE WASTELOAD ALLOCATION FOR GRANITE FALLS IS 0 MG/L

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1
11SChit=tRGER s GRANITE FALLS
PCEIVIMG STREf M
ASTEf L.OW
BEG NO I REACH I BEG M1 1 DO I CBOD I NBOD I f LOK I
I I 1 1 0.001 7.391 12.301 0.00l 7081 l
1 I 1 1 0.051 7 .371 1b . 11 1 0.001 84001
1 1 1. 1 0. 101 7. 361 11 ,921 0 . 001 80011 yto
1 I 1 1 0. 151 7 .351 11 .741 0.001 8. 031
1 1 1. 1 0 .201 7.351 11 .551 0 . 001 8 ..051
iI1CHARGEE 9
YCEIVING STREAM t
IA STEFLOW a .010600
'
1
V
BEG NO I REACH I BEG MI I DO I CBOD I NBOD I FLOW I
1 I 1 1 0.001 7. 391 11 .521 0. 001 7 . 981
.. 1 1 1. 1 0. 051 7.381 11 .341 0.601 8.001
1 I 1 1 0 . 101 7 . 381 11 . 171 0. 001 8. 011 0�
1 1 1 1 0. 151 7 .381 1.1 . 001 0 . 001 8.03l
1 I 1 I 0. 201 74381 10.821 04 001 8.051
i.1.BC:FIARGER
ECEIVING STREAM
AS E!-LOW .5y95f0
BEG NO I REACH I BEG MI I DO I CDOD q NBOIi I FLOW . l
I 1 1. 1 � 0.001 7. 391 11 . 041 0.001 74981
1 1 1 1 0.051 7. 391 104871 • 0 .00l 8 . 001 Q
1. 1 1 1 0 . 101 7.391 10. 701 .0.001 8. 01. 1
1 I 1 1 04151 7091 10, 531 0. 001 8,031
1. 1 1 1 0. 201 7. a 0 1 10, 371 0 .001 8 .051,
ISCI-I(-'RGER
'ECEIVING STREAM,
ASST L:.f•LOW i . 5.r'0 .0 v 5
BEG NO I REACH I BEG MI I CEO I CBOD I NBOD I FLOW I
I I 1 1 0.001 7091 10 .551 0. 00I 7. 981
1 1 J. 1 0. 051 7.401 10.391 0 . 001 8. 001
1 1 1', 1 0. 101 7. 401 10.231 0.001 8. 011
L 1 .1 1 0. 151 74411 .104071 0 . 001 0 031
1. I 1 1 0001 74421 9. 911 0.001 8 . 051
ISC1••1ARGER
ECEI:!ING STREAM
WSTLF LOW t 065 7 100 a 0 v L,

^
^
/IGCHARGIR
!AME OF L )KE �
/EPTH � � 3 ~75 FEET
|IDTH � 83^00 FEET
RESHWATER INFLOW i 8^05 CFS
|ASTEWATER FLOW , � O ^OO MOD - ~^�-~- �'~7��
|LT ^ BOD 'OF WASTE 0^00 MG/L
iAX TIDAL VELOCITY O ^OO KNOTS '
ROSS-SECTION AREA 1 311 ,25 SQ^ FT ,
/DVECTIVE VEL^ O ^42 MI/DAY `
/ISPERSIN i O . 10 SQ^MI ^/DAY
:1 0^30 PER DAY
2 i O, ' PER DAY
'
.
AD AT OUTFALL = 03728688404 MG/L
.
|,O^ AT OUTFALL = 6^00955385024 MG/L .
.
.
iILEPOINT UPSTREAM BOD UPSTREAM D ^O^
.
6. 00 8^ 37 �6,O1
. ~m.v S=~ ^ ~-
-
'
�� ��'
�z�.��� � ���.
^. °°�
iILEPOINT DOWNSTREAM BOD DOWNSTREAM DO -�
Y~v � ~�
^�- ����
" J ur
0. 00 8^ 37 6.O1
O5 .81
O5 8 12
^ ^
0. 10 7^87 5^75 .
' T��� ��
0 ^ 15 7 ^63 5^63 � �� =� ��� -�
~- �
O, 2O 7^40 5453
0 ^25 7 ^ 17 .5 ^44
O,3O 6^ 95 5^36 7��l
' ��^�
0 ^35 6^ 74 5 ^29
' 0 . 40 6, 54 5423
0 ^45 6^ 34 � 5 ^ 17
0^50 015 5, 13
. 005 5^q6 5 ,09
0, 60 5^78 5^ O5
' .
`
'HE WASTELOAD ALLOCATION FOR IS O MG/L
^ ` /
'
/
'

,
" .
/ISCHAR(ER' ' i .50100 R03
'
!AME OF LAKE �
/RPTH 6^00 FEET
|IDTH \ 65600 FEET
'RESHWATER INFLOW 8.29 CFS
!ASTEWATER FLOW | 0 .00 MOD '
|LT . BOD OF WASTE i 0^00 MG/L
iAX TIDAL VELOCITY t 0 ^00 KNOTS
:ROSS-SECTION AREA 390^00 SQ^ FT .
`
`DVECTIVE VEL^ 005 Ml/DAY
/ISPERSION i 0410 SQ , MI ^/DAy
:1 z 0 ^30 PER DAY
2 i 0 ^53 PER' DAY
'
`
:OD AT OUTFALL = 4 ^09544010402 MG/L^
/,O, AT OUTFALL 6,79252859917 MG/L
`
'
iILEPOINIT UPSTREAM BOD UPSTREAM D^O ^
O^ OO 4, 10 ' 6. 79
'
_
�ILEPOINT DOWNSTREAM BOD DOWNSTREAM DO
0400 ' 4 ^ 10 6. 79
0 ^ 05 3 ^95 073 ^
0, 10 3^ 81 6. 67
0 ,15 3 ^ 68 6^62
0, 20 3^55 607
' 0^ 25 3 °42 6~ 54
0^ 30 3 .30 6. 50
0 ^35 3 ^ 19 047
0 , 4O 3. 08 ' 6^ 45 '
HE WASTELOAD ALLOCATION FOR ,5@100 R#3 IS O MG/L
. .
)

^ . .
' . .
^
/
/ISCHARGER
^ `
:ECEIV7NG_ STREAM �
ASTEFLOW - ,8657707075 '
SEG NO | REACH | SEG MI | DO | GBOD I N140D FLOW |
1 | 1 | O . 00 | 7^231 8,541
1 ! 1 l 0,051 7^ 231 | 8, 561
1 | 1 | 00101 7^231 12.2011 0 ,001 8.581
'
1 | 1 | 0. 151 7,231 12. 101 ^001 8, 601
1 | 1 ( 0^201 7 ^241 13. 1,911 O. 00 | 8^ 621
/ISCHARGER �
(ECEIVING STREAM �
!ASTEFLOW ' ^ 8657659075
`
SEG NO \ REACH i SEG MI | DO \ | NBOD | FLOW |~~ ~
1 \ 1 | O,OO | 7^23l 11 .891 0 .001 8^541 c� ��^cv �0
1 | 1 { O ,O5 | 7 , 241 1~71 | O^OO | 8^561 LA )rn«m �
1 ! 1 1 0. 101 7 ,251 1,531 O.00 | 8, 581
1 [ 1 | 0 , 151 7^ 261 11 .,351 O�OO \ 8, 6O1
1 | 1 i 0. 201 7, 271 `11 . 171 O . 00 | 8 , 621
/ISCHARGER 4 /
.
,ECEIVING STREAM
�
!ASTEFLOW 4 ^865 '�&* ����
.
. .
^ »J
`
SEG NO | REACH | SEG MI | DO i CBOD | NBOD \ FLOW |
1 } 1 | O,00 ! 7i231 ' 11 ^ 101 O. 00| 8 ^541 D/]�n Y-t
1 | 1 | 0~051 74251 10 ,931 O^ OO \ 8,561
1 | 1 | O^ 101 7^ 271 10.771 O^OO | 8.581
| 0 ,-151 7, 291 10^601 0.001 8^ 601 - '
0 ^201 7 , 301 10,441 . O.00 | 8^ 62 \
/ISCHARGER �
_
,ECEIVING STREAM
|ASTEFLOW � , 865775 ,O,5
'
SEG NO | REACH | SEG MI | DO \ CBOD | NBOD 1 FLOW |
1 � 1 } 0. 001 7, 231 13, 461 O,OO | 3,541
1 | 1 | 0^051 7 .221 13^251 O ^OO | 8^561
1 \ 1 F O. O | 7 , 21 | 13. 051 0^ 001 8 , 581
1 | 1 i 0^ 151 7^ 21 | 12^851 O,OO | 8^ 601
� | 1 \ O ^ 201 7 ^211 12^651 0 ^ 001 8 ,62 |
. .
_

'ISCHARGER o
!APSE OF LAKE
iEF'I'II 3 .75 FEET
IIDTI-I F 83 .44 1'=EE T
'RESHWATER INFLOW 8. 62 CFS
IASTEWATER FLOW Y 0 ,00 MGD
ILT ,, BOD OF WASTE 4 4.04 MG/L
iAX TIDAL VELOCITY 0 .44 KNOTS -
:ROSS-SECTION AREA e 311 .25 SQ.FT.
iDVECTIVE VEL. t 4.45 MI/DAY
iISPERSION e 0. 10 SQ.MI . /DAY
0 .30 PER DAY
:2 0.53 PER IiAY
Z
�OIi AT OUTFALL = 8.29437465534 PSG/L.
1 .0. AT OUTFALL = 6.03351825002 MG/L
a- , D3�
11LEPOINT UPSTREAM BOD UPSTREAM Ii.4.
t? .GG 8. 29 6. 43
iILEPOINT DOWNSTREAM BOD DOWNSTREAM DO
0. 00 8. 29 ' 6. 03
4 .05 8.05 5 .90
O 14 7.82 5. 77
4 . .L5 7.60 5 .66
0.24 7 . 38 5.55
4 .25 7 . 16 5 .46
0 . 34 6.96 5 .38
4 .35 6 . 76 5 .30
4. 40 6.56 , 5 . 24
4 .4 5 6.3'7 5 . 18
0.50 6. 19 5. 13
0 +55 6.41 5 .08
0.60 5..84 5, 04
'HE WASTELOAD ALLOCATION FOR IS G MG/L.
i

;SCH A RGEf'.,, . 865@60 03
WE OF LAKE %
iEPTH 6.00 FEET
IDTH f 6;:;.00 FEET
RESHWATER INFLOW i 8456 CFS
IASTEWATER FLOW f' 0 6 00 MG11
LT . BOU OF WASTE t 0. 00 ' MB/L
AX TIDAL VELOCITY t 0600 KNOTS
!BOSS-SECTION AREA 390, 00 SQ 4 FT .
DVECTIVE VEL . r 0 .37 MI/DAY
!ISPERSION 0. 1.0 SQ.MI4/DAY
;1 Y 0 .30 PER TRAY
2 0 . 53 PER LAY
OD AT OUTFALL 4.27254244221 MG/Le .
O. 'AT OUTFALL = 6. 62230800963 MG/L
iILEPOINT UPSTREAM BOD UPSTREAM D.O.
0.00 4. 27 6.52
IILEPOINT DOWNSTREAM BA DOWNSTREAM' 110
0. 00 4. 27 6412
0405 4 . 1�3j 6. 75
061.0 3.9 6. 69
005 3.86 6 .64
0420 3673 6. 5c?
0625 3 .60 6.55
0.30 3. 48 6451
0 . 35 3 .37 6 .48
0440 3t25 6. 4.E
HE WASTELOAD ALLOCATION FOR .865@60 R*3 IS 0 MG/L

C�5 3 Z
DIVISION OF ENVIRONMENTAL MANAGEMENT
August='5:1 1983_
TO: Lee.Fleming; Chief
Water Quality Section
FROM: Al1ep; Wahab,• .Supervisor.
Local' Planning Management,-Unit-
SUBJ_ECT:. Waste. Load-Allocdtions:
Project No. C370682=01-.
Town of Granite Falls, NC
We understand that the waste load allocations for the Town of
Granite-Falls'-- existing treatment plant discharge have changed.
Please provide us with'the new waste load allocations for the
existing site for flows• of 0.5 mgd.and 0.865 mgd.
If you have any questions. or:-if this office may be of assistance,
please.:advise.
AW/jh
cc: orrest Westall
Walter Taft
Coy Batten
GPF
r � .
.-T-- j
AUG g
Vuki.r r }'
E�tti i�JiYS BRANCO.