NC0020214_wasteload allocation_19920720

PERMIT NO.: NCO020214
PERMr= NAME: Town of S lva
FACILITY NAME: Town of Sylva WWTP
Facility Status: Existing
Permit Status: Renewal
Major
Pipe No.: 001
Minor -4
Design Capacity: 0.50 MGD
Domestic (% of Flow):
Industrial (% of Flow):
100 %
NPDES WASTE LOAD ALLOCATION
Comments: Refer : Basinwide / Streamline WLA File
Completed By Permits & Engineering
At Front Of Subbasin
RECEIVING STREAM: Scott Creek
Class: C-Trout
Sub -Basin: 04-04-02
Reference USGS Quad: F6SW (please attach)
County: Jackson
Regional Office: Asheville Regional Office
Previous Exp. Date: 11/30/92 Treatment Plant Class: Class II
Classification changes within three miles: PLO"UED
Requested by: Susan Robson Dom: 5/29/92
Prepared by: Date: "7
Reviewed by: Date: `7 r
3o o_
wo
Modeler
Date Rec.
#
Drainage Area (mil' ) 5/ Avg. Streamflow (cfs):
7Q10 (cfs) Winter 7Q10 (cfs) 21, -7 30Q2 (cfs) Z
Toxicity Limits: IWC % Acute/Chronic
Instream Monitoring:
Parameters /Gl GfrRy�i�-e-
Upstream xoff Ca e, k Location -.1,50 S. o
Downstream #6Lk_ Location -0D' a(s. Ott /i
Characteristics
BOD5 (m )
90
NH 3 -N (mg/1)
/77 OWl / -
D.O. (mg/1)
TSS (mg/1)
�Q
F. Col. (/100 ml)�
pH (SU) �o /
Glt��07-ii?G
7%�f
G.

`' I f
r
Facility Name:
NPDES No.:
Type of Waste:
Facility Status:
Permit Status:
Receiving Stream:
Stream Classification:
Subbasin:
County:
Regional Office:
Requestor:
Date of Request:
Topo Quad:
t-
FACT SHEET FOR WASTELOAD ALLOCATION
Town of Sylva WWTP
NCO020214
Domestic - 100%
Existing
Renewal
Scott Creek
C-Trout
040402
Jackson
Asheville
Robson
5/29/92
F6SW
Wasteload Allocation Summary
(approach taken, correspondence with region, EPA, etc.)
Request #
Winer Q:>eisty st6on
6952
ksheville Regional Off*
Asheville, North Carolivt
Stream Characteristic:
from 1990 WLA
US GS #
Date:
Drainage Area (mi2):
51
Summer 7Q10 (cfs):
28.4
Winter 7Q10 (cfs):
29.7
Average Flow (cfs):
117
30Q2 (cfs):
29.7
IWC (%):
-64 Z ,7
Facility is renewing at existing flow with no change in wastewater characteristics. No changes to
the existing permit are recommended.
iql Schedule Requirements and additional comments from Reviewers:
Recommended by: Date: Z� Z
Reviewed by
Instream Assessment
Regional Su i or:
Permits & En 'neerin
MZM-M�1'1-4 9114110 MWAA �.
A %
RETURN TO TECHNICAL SERVICES BY: J U L 3 0 1992

2
Existing Limits:
CONVENTIONAL PARAMETERS
Monthly Average
Wasteflow (MGD):
0.5
BODS (mg/1):
30.0
NH3N (mg/1):
monitor
DO (mg/1):
monitor
TSS (mg/1):
30.0
Fecal Col. (/100 ml):
200.0
pH (SU):
6-9
Residual Chlorine (µg/1):
66
Temperature (°C):
monitor
TP (mg/1):
monitor
TN (mg/1):
monitor
Chronic toxicity test (P/F):
Recommended Limits:
Monthly Average
Wasteflow (MGD):
0.5
BODE (mg/1):
30.0
NH3N (mg/1):
monitor
DO (mg/1):
monitor
TSS (mg/1):
30.0
Fecal Col. (/100 ml):
200.0
pH (SU):
6-9
Residual Chlorine (µg/1):
Temperature
66
l erNat �►' �% y ' i 5�
(°C):
TP (mg/1):
monitor D
monitor -s ° G� -tn cL;6dYA gt
TN (mg/1):
monitor
Chronic toxicity test (P/F):
Parameter(s) are water quality limited. For some parameters, the available load capacity of the
immediate receiving water will be consumed. This may affect future water quality based effluent
limitations for additional dischargers within this portion of the watershed.
x No parameters are water quality limited, but this discharge may affect future allocations.
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GKEX88/MP
05/29/92
COMPLIANCE
EVALUATION
ANALYSIS REPORT
PAGE i
' PERMIT--NCO0202i4
PIPE--00i
REPORT
PERIOD:
004-9203
LOC---
E
FACILITY--%YLVA
WWTP, TOWN
OF
DESIGN FLOW--
.5000
CLASS--2
LOCATION--%YLVA
REGION/COUNTY--01
JACK%ON
50050
00310
00530
00610
316i6
50060
00300
00010
MONTH
Q/MGD
BCD
RE%/T%%
NH3+NH4-
FEC COLI
CHLORINE
DO
TEMP
LIMIT F
.5000 F
30.00
F 30.0
NOL
F 200.0
F 66.000
NOL
NOL
91/04
.404
21.40
8.0
9.90
9.5
38.333
8.55
!4.90
91/05
.3915
21.00
13.5
10.30
114.9
54.193
7.71
i8.88
9i/06
.3456
18.20
i8.7
6.iO
iii.4
41.333
7.62
2i.25
9i/07
.3360
20.05
21.0
iO.80
i26.5
45.i6i
6.75
24.05
91/08
.4558
21.30
16.2
i.30
138.2
46.45i
7.45
22.97
91/09
.3238
20.00
21.5
7.20
142.5
50.333
8.47
23.57
91/10
.2977
17.00
21.0
5.40
i97.5
55.i6i
8.20
19.68
9i/ii
.3204
iO.00
i9.8
7.80
5i.6
46.333
8.60
16.00
9102
.3530
14.50
20.O
5.80
iO.3
47.096
9.90
13.08
92/01
.3393
14.90
18.0
8.8O
7.7
49.354
9.50
ii.47
92/O2
.3809
i6.05
17.5
12.70
103.8
35.i72
8.35
12.O0
92/03
.398i
9.40
210
9.20
46.3
43.225
7.77
13.00
AVERAGE
.3694
16.98
17.9
7.94
88.3
46.02
8.23
17.57
MAXIMUM
.8760
26.00
0.0
12.70
300.0
80.000
iO.8O
24.70
MINIMUM
.2320
8.90
4.0
1.30
.O
iO.O0O
6.50
iO.90
UNIT
MGD
MG/L
MG/L
MG/L
0000ML
UG/L
MG/L
DEG.0

'.. . ~
GREX88/MP
05/29/92
COMPLIANCE
EVALUATION ANALYSIS
REPORT PAGE 2
' PERMIT--NCO0202i4
PIPE--OOi
REPORT PERIOD:
9104-9203 LOC---E
FACILITY--%YLVA
WWTP, TOWN OF
DESIGN FLOW--
.5000 CLASS--2
' LOCATION--%YLVA
REGION/COUNTY--Oi
JACK%ON
00400 00600 80665
MONTH PH TOTAL N PHO%-TOT
LIMIT 9.0 6.0
9i/04 7.4-7.3
91/05 7.3-7.3
91/06 7.2-7.0
91/07 7.3-7.3
91/08 7.4-6.9
91/09 7.1-6.8
9i/10 7.4-7.3
91/11 7.1-6.9
LIMIT 9.0 6.0 NOL NOL
91/12 6.9-6.8 7.908 .2600
92/01 7.1-6.8
92/02 7.4-7.i
92/03
7.2-7.1
11.900
i.900O
AVERAGE
..........
9.900
1.0800
MAXIMUM
7.430
11.900
1.900O
MINIMUM
6.800
7.900
.2600
UNIT
%U
MG/L
MG/L

d
u
Date: June 8, 1992
NPDES STAFF REPORT AND RECOMMENDATIONS
County: Jackson
NPDES Permit No.NCO020214
PART I - GENERAL INFORMATION
1. Facility and Address:
Town of Sylva.
11 Allen Street
Sylva, N. C. 28779
2. Date of Investigation: December 1.7, 1.991
RE'
JUN i
TECHNICAL SUPPORT BRAN.C"
3. Report Prepared By: W. E. Anderson
4. Persons Contacted and Telephone Number: Tommy Thompson
704-586-2719
5. Directions to Site: From the intersection of US Hwy 23E Bus.and
NCSR 1381, travel approximately 0.2 mile on NCSR 1381 to the
treatment plant on the right.
6. Discharge Point - Latitude: 35o22'24"
Longitude: 83ol4'30"
Attached a USGS Map Extract and indicate treatment plant site and
discharge point on map.
USGS Quad No.175-SW_(F6SW) or TTSGS Quad Name_Sylva South
7. Size (land available for expansion- a.ivl. upgrading): N/A
8. Topography (relationship to flood pl.a:in, included): Flat, in
flood plain.
9. Location of nearest dwelling: Greater- than 500 feet
10. Receiving stream or affected surface waters: Scotts Creek
a. Classifications: C-Trout
b. River Basin and Subbasin No.: Little Tennessee 040402
C. Describe receiving stream features and pertinent downstream
uses: From this discharge, the stream flows through the
Town of Dillsboro and then into the Tuckasegee River.
We

f
PART II - DESCRIPTION OF DISCHARGE AND TREATMENT WORKS
1. Type of wastewater: _100% Domestic
Industrial
a. Volume of Wastewater: 0.500 MGD
b. Types and quantities of industrial wastewater: None
C. Prevalent toxic constituents in wastewater: Chlorine from
effluent disinfection -possibly
d. Pretreatment Program (POTWs only) N/A
in development
should be required
approved _
not needed
2. Production rates (industrial discharges only) in pounds N/A
a. highest month in the last 12 months
b. highest year in last 5 years
3. Description of industrial process (for industries only) and
applicable CFR Part and Subpart: N/A
4. Type of treatment (specify whether proposed or existing):
Existing activated sludge
5. Sludge handling and disposal scheme: Present disposal is
through the Jackson County Sanitary District plant and into the
landfill.
6. Treatment plant classification: 7I
7. SIC Code(s) 4952 __
Wastewater Code(s) 01-
Main Treatment Unit Code 050-1
-2-

}
PART III - OTHER PERTINENT INFORMATION
1. Is this facility being constructers. wi.t.1), Construction Grants Funds
(municipals only)? N/A
2. Special monitoring requests: None
3. Additional effluent limits requests: None
4. Other:
PART IV -- EVALUATION AND RECOMMENDATIONS The facility is in
good condition. Construction of plarvl- improvements is complete.
Renewal of the permit is appropriate.
Signature of.' Report Preparer
0
;Wae;uala.ty Regiona Supervisor
Date
-3-

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