NC0036684_Wasteload Allocation_19860612

Facility Name:
Existing
Proposed O
NPDES WASTE LOAD ALLOCATION
Permit No.: IV cc:,0.3& C� a 7 Pipe No.: n O / County:
Date J - / 2 —Z(o
Design Capacity (MGD) :: 0 ' 1 0 0 Industrial (% of Flow) : O
DDmestic
(% of Flow) :
Receiving stream: ls� �S��y
�IL class:
Sub -Basin:
o Y o 3 0 2
Reference USGS Quad:
�1 SF (Please attach) Requestor:
�%
LrS� V�Y�C�
Regional Office p
(Guideline limitation,
if applicable, are to be listed
on the back of
this form.)
Design Temp.:
At ° G
Drainage Area (mi2): p .Q
Avg.
Streamflow (cfs):
7Q10 (cfs)
A . '3 (,
Winter 7Q10 (cfs)
30Q2
(cfs)
Location of D.O. minimum (miles below outfall):
Velocity (fps): Q. 27 5 Kl (base N, per day):
0_k-Lf
slope (fpm) Joe
/. L
K2 (base e . oer day) :
d-ev
Effluent
Characteristics
Monthly
Average
Comments
47 OD
e MaL
�o
s
a
-� i�u efm
DO o
of
Su,
Effluent :"onthly
Characteristics Lverage Comments
Origi a�lr)A� o ion O Comments:
Re ( A cation O
LZPrepared
Co ' ation O By: Reviewed By

_ DECEIVED
Water Cklality Divislen
MAY 20 1986
Western R6,gional Office
Asheville, North Carolina
Request No. : 3167
- WASTELOAD ALLOCATION APPROVAL FORM ------------
Facility Name
: SENT CREEK SUBDIVISION
Type of Waste
: DOMESTIC
Status
: EXISTING
Receiving Stream
: WESLEY CREEK
Stream Class
: C
Subbasin
040302
County
BUNCOMBE
Drainage Area (sq mi) : 0,9
Regional Office
ASHEVILLE
7Q10 (cfs) : 0.36
Requestor
L. CREECH
Winter 7Q10 (cfs)
Date of Request
5-12-86
3002 (cfs)
Quad
E-8 SE
Average Flow (cfs) 1.2
------------------
- --- RECOMMENDED
EFFLUENT LIMITS --- - _.._...-._..__......_
Wasteflow (mgd) : 0.10
5-Day BOD (mg/1) 30
Ammonia Nitrogen (mg/1) :
Dissolved Oxygen (mg/1) : 5
TSS (mg/1) : 30
Fecal Coliform (#/100ml): 1000
pH (SU) : 6-9
COMMENTS
PREVIOUS WLA DID NOT HAVE A DISSOLVED OXYGEN LIMIT. BECAUSE THIS IS A
SMALL MOUNTAIN STREAM, AND BECAUSE THE DO AT THE SAG POINT WAS JUST ABOVE
THE STREAM STANDARD (WHEN THE MODEL WAS RUN WITH NO DO ADDED TO THE
EFFLUENT), A 5 MG/L DO LIMIT IS INCLUDED IN THIS WLA.
CMIU11--------------
-
Recommended by ---t— �_°�A - --- Date_S=�S__4L�
Reviewed by: ry�
Tech. Support Supervisor_-- ,�<:�W ----- - Date_ ��5/ -
Regional isor Date_lQ� 1�6�
Permits & E gineering___&MIWIC______,_ Date

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---------- MODEL RESULTS -----------
DISCHARGER a BENT CREEK SUBDIVISION
RECEIVING STREAM WESLEY CREEK
------------------------------------------------------------------------
THE END D.O. IS 8.49 MG/L
-----------------------------------------------------------------------
THE END CLOD IS 27.98 MG/L
----------------------------------------------------------------------
THE END NBOD IS 0.00 MB/L
----------------------------------------------------------------------
THE D.O. MIN. OF SEGMENT I IS 7.17 MG/L
THIS MINIMUM IS LOCATED AT SEGMENT MILEPOINT 0.00
WHICH IS LOCATED IN REACH NUMBER I
THE WLA FOR SEGMENT I REACH I IS 110 MG/L OF CBOD
THE WLA FOR SEGMENT I REACH I IS 0 MB/L OF NBOD
THE REQUIRED EFFLUENT D.O. IS 5 MG/L
THE WASTEFLOW ENTERING SEG I REACH I IS .1 MGD

*## MODEL SUMMARY DATA ***
Discharger e BENT CREEK SUBDIVISION Sub b as i n 1., 040302
Receiving Stream WESLEY CREED:: Stream Class: C
7010 0d36 Winter 7010 p
Design Temperature 21. °C 3002
1LENGTHISLOPE 1 VELOCITY ►DEPTH ! K1 1 Kl 1 KP ! K2 1 KN 1 KN 1 KNR 1 KNR 1
1 mile 1ft/mi 1 fps 1 ft 1 /day 1 a201 1 /day 1 3201 1 /day 1 a20° 1 /day 1 H201 1
Segment 1 1 0.401100.001 0.275 1 0.37 1 0.84 1 0.80 150.52 1 49.431 0.00 1 0.00 0.00 1 0.00 1
Reach 1 1 ! 1 1 1 1 1 1 1 1 ! 1
-----------------------------------------------------------------------------------------------------
#** INPUT DATA SUMMARY *#*
1 Flow 1 CDOD 1 NBOD 1 D.O. 1
1 cfs 1 mg/1 1 mg/1 1 mg/l 1
Segment I Reach 1 1 1 1 1 It
Haste 1 0.155 1110.000 1 0.000 1 5.000 1
Headwaters! 0.360 1 2.000 1 0.000 1 B A 00 !
Tributary 1 0.000 1 0.000 1 0.000 1 0.000 1
* Runoff 1 0.200 1 2.000 1 0.000 1 8.100 1
---------------------------------------------------------
f Runoff flow is in cfs/mile