HomeMy WebLinkAboutNC0031577_WASTELOAD ALLOCATION_19760227NPDES DOCUWENT SCANNING: 60VER SHEET
NPDES Permit:
NCO031577
White Oak Estates WWTP
Document Type:
Permit Issuance
Wasteload Allocation
Authorization to Construct (AtC)
Permit Modification
Complete File - Historical
Correspondence
Speculative Limits
Instream Assessment (67b)
Environmental Assessment (EA)
Permit
History
Document Date:
February 27, 1976
This document is priatea oa reuse paper -ignore May
coateat oa the reveries Mide
DATE: 2113176
DATE ALLOCATION NEEDED: ZI Z717(n
MEMORANDUM
TO: Mike McGhee
Technical Services Branch
FROM: Joey
SUBJECT: Effluent Limits for NPDES Permit
DISCHARGER: WAfle OAk CSrAYCG S,Ad%'%.S;on
k
COUNTY: On s t o w
SUB -BASIN: WO Ko2
RECEIVING STREAM: A /I /7r,�'k
7Q10 FLOW: _ ,QRMNAGE AREA 3z ,,. Z ELEVATION lo'
LOCATION OF DISCHARGE: _sP1 SAP
DESIGN CAPACITY: o o,a
MAXIMUM MONTHLY MEAN EFFLUENT LIMITS: *
PARAMETER
UOD
BODr,
AMMONIA AS N
TSS
FECAL COLIFORM
pH
TEMPERATURE
D.O.
FICA)
MITS
Al/d¢ e Sj1µ� �aifs
. GC
- "PE? E? 7 6 CUi
*INDICATE PARAMETERS TO BE COVERED
..I' JIVE CAPACITY EVALUATION
VEL "B" ANALYSIS
Dr,L RIVERS AND ESTUARIES
.source of Poliution: vjl�, 0.k E.b;-.
Areawide 203 Panning Area: " ,_ D
Facilities (201) Planning Area:6n,,k
600
10
300�
200----_:
i
I
__—__—_—_,
Ic
60
50
4O
C
RECEIVING STREAM: Gv -k
Classification
5 c
7/10 Flow (cfs)
Drainage Area (sq mi)
_6 R_
ASSIh1ILATIVE CAPACITY DATA:
Advective Velocity, U(mi/day)
0101
&an Tidal Velocity, (fps)
Average Depth (ft)
8
Average Width (ft)
500
Cross -Sectional Area (ftZ)
voa
+�(N
Design Temp. (OC)
a 9
II
Deoxygenation Rate, KI(base a per day) a,µ3
Reaeration Rate, Y,2(base a per day)
0.73
Longitudinal Dispersion Coefficient,
E (mi,/dav)
0.6s
Estuarine Number, n
Slow
Chlorides Concentration (mg/1)
DO Saturation (mg/1)
7,tiy
Max. Allowable DO Deficit, Dc (mg/1)
a. 64
COTS Dc (mg/1)
a.11
BODu Concentration the River will
Assimilate after mixing, Lo (mg/1)
-;?.7
"In. Daily Avg. DO (mg/1)
,S.o
Brckg^ound DO Deficit (mg/l)
—
?EOUIRED EFFLUENT LIMITS:
Je.iq,i Flow (MCD)
Y—'er-0-1�—
D
. }AMMENTS:_
±S
Ao,w,6t, BoD = Rw
liw. Qw =Q)+a(l34V M--L)
+. p W ij, 0-k Ems)
Sl-ATE OF NORTH CM; )EPIMP'3iT OF NATURP AND ECONOMIC RESOURCES
ORIGINAL FIRST UPDA_T_c __ PA•9F. I— SECOND UPDATE THIRD UPDATE