NC0026441_Wasteload Allocation_19811013

d Facility Name:
E
� Existing
c�
« Proposed a
NPDES WASTE LOAD ALLOCATION
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Date:
Permit No.: tscoo Pipe No.: _ OD ( County. ��u C �a w✓�
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Design Capacity (MGD): I• g Industrial (% of Flow): e-Domestic (% of Flow):
Receiving Stream: ( bve_ s C_Z e,K Class: Sub -Basin: b�' I�
Reference USGS Quad: S �r C ( (Please attach) Requestor:_ Regional Office Sa(eia k
f 21 t1i to v
(Guideline limitations, if applicable, are to be listed on the back of this form.)
Design Temp.: S b L Drainage Area: '�,C) ^_` Avg. Streamflow:
7Q10: 0.0'�'r Winter 7Q10: 30Q2:
nn �I. ti
Location of D.O.minimum (miles below outfall): Slope:.
Velocity (fps):
Kl (base e, per day, 7020' 0c): _ b—� K2 (base e, per day, oC): 1317
Effluent
Characteristics
Monthly
Average
Comments
6
v
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Original Allocation
Revised Allocation 71 Date(s) of Revision(s)
(Please attach previous allocation)
Yrepared By: p eviewed By: '/n//�/ Date: 16 �3 si)
d

Form #001'
#132
WASTE LOAD ALLOCATION APPROVAL FORM
Facility Name: Town of Siler Cit
County: Chatham Sub -basin: 03-06-12
Regional Office: Raleigh Requestor: Dale Crisp
Type of Wastewater: Industrial %
Domestic 100
If industrial, specify type(s) of industry:
Receiving stream: Loves Creek Class: C
Other stream(s) affected: Class:
7Q10 flow at point of discharge: 0.03 cfs
30Q2 flow at point of discharge:
Natural stream drainage area at discharge point: 9.0 m2
Recommended Effluent Limitations
Monthly Avg.
BODS = 17 mg/l
NH3-N = 6 mg/1
DO = 5.0 mg/1
TSS = 30 mg/1
Fecal Coliform = 1000H/100 ml
pH = 6-8.5 (SU)
Qw = 1.8 MGD
This allocation is: / / for a proposed facility
/ / for a new (existing) facility
a revision of existing limitations
a confirmation of existing limitations
Recommended and revi ed by:
Date: '" Z
Head, Techncial Services Branch Date:
Reviewed by:
Regional Su
Permits Man
Approved by:
Division Di
Date: y 1
Date: '0 $
Date: �� �/

1 . A 1.
ASSIMILATIVE CAPACITY EVALUATION
LEVEL "B" ANALYSIS
SOURCE OF POLLUTION: 'S)e +-%
Areawide (M) Planning Area:
Facilities (201) Planning Area:
03- 0C -/kz-,1
A. RECEIVING STREAM L U p`f.S
Classification: ii
7/10 Flow (Qs): AizaRr 0-,�)3 CV�-
B. ASSIMILATIVE CAPACITY DATA
Water Surface Slope (ft/mi)
Stream Velocity (fps)
Stream Depth (ft)
Elevation @ Discharge Pt. (ft)
Drainage Area (sq. mi.)
7/10 Yield (cfsm) o
Design Temperature (C)
Groundwater Runoff (cfs/mi)
Deoxygenation Rate (KI Base e)
Reaeration Rate (K2 Base e
Min. Daily Avg. D.O. (mg/l
C. REQUIRED EFFLUENT LIMITS
Design Flow (MGD)
BOD5 (mg/1)
Ammonia Nitrogen (mg/1)
Dissolved Oxygen (mg/1)
Total Suspended Solids (mg/1) O
Fecal Coliform (9/100 ml)
PH (S.U.)
D. COMMENTS
`v r �`7 661")—
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STATE OF NORTH CAROLINA DEPARTMENT OF NATURAL AND ECONOMIC RESOURCES
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nnirrMnI PTVeT IlonnTF _ PAGE _ SECOND UPDATE THIRD UPDA

DATE: //- 2o-7E
DATE RECEIVED:
DATE ALLOCATION NEEDED:o,% Sooh o rS pos
MEMO TO: Mike. McGee
FROM: \omm.�s��veh S �1C�0
SUBJECT: Effluent limits for Permit Review
DISCHARGE ?DE'ITiTY: S
COUNTY: C y\'.0r o,
SUB -BASIN: C-,'2\-ob-IZ
RECEIVING STREAM: Loves CK
7/10 MINIMUM FLOW: 2S
LorATIO% OF DISCHARGE:
DESIGN CAPACITY:
Parameter
UOD
-BODS✓
TKN ✓
TSS
Coliform (Fecal)✓
PH
Temperature
D. o.
REMARKS:
EFFLUENT LIMITS
CLASS: C J1.
SLOPE: feet/mile
Limits