NC0025879_Wasteload Allocation_19771004

NPDES DOC /WENT SCANNING; COVER SHEET
NPDES Permit:
NC0025879
R.obbinsvlle WWTP
Document
Permit Issyance
Wasteload Allocation
Authorization to Construct (AtC)
Permit Modification
Complete File - Historical
Report
Speculative Limits
Instream Assessment (67b)
Environmental Assessment (EA)
Permit
History
Document Date:
October 4, 1977
This document ie printed on relause paper - %aore nay
content oa the resit -ernes oside

ASSIMILATIVE CAPACITY EVALUATION
LEVEL "6" ANALYSIS
SOURCE OF POLLUTION:- b »J 106,13) l`) SV I LLe si- P
Areawide (208) Planning Area: Own-- ii ri 4ed
Facilities (201) Planning Area: •Jbf- 1r,e }eek
V _ .1, 7 ( 13 . ) Cat)
) -4
500
400
300
200
100
90
60
70
00
50
40
30
20
10
.
Des
40
`
0.1 o.3
Detlgm Flow [mad)
0.5
° / 4 1 ')
A. RECEIVING STREAM - C+HeO /\-rt
Classification: 7/10 Flow (cfs) 1
3
B. ASSIMILATIVE CAPACITY DATA
Water Surface Slope (ft/mi) Zo
Stream Velocity (fps) . 0.
Stream Depth (ft) L 6 6
Elevation @ Discharge Pt. (ft) (q 4.o
Drainage Area (sq. mi.) 4-3.o
7/10 Yield (cfsm) 0.30
Design Temperature 0C) Zo
Groundwater Runoff cfs/mi) 0.0
Deoxygenation Rate K1 Base e) O. 4-2.
Reaeration Rate (K2 Base e) 5.0
Min. Daily Avg. D.O. (mg/1) 0. o
(z+
C-►re—
Upstream Quality -
BODu (mg/1)
2.0
D.O. (mg/1)
C. REQUIRED EFFLUENT LIMITS
Design Flow (MGD) 0.13
BOD5 (mg/1) SO
Ammonia Nitrogen (mg/1) —
Dissolved Oxygen (mg/1) --
Total Suspended Solids (mg/1) 3 0
Fecal Coliform (W/100 ml) 111R$
pH (S.U.) b -q
D. COMMENTS
LDO at
mrjil
ma/1
STATE OF NORTH CAROLINA DEPARTMENT OF NATURAL AND ECONOMIC RESOURCES
ORIGINAL
FIRST UPDATE
aDFI
PAGE
o
SECOND UPDATE
THIRD UPDATE

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