HomeMy WebLinkAboutNC0023086_Wasteload Allocation_19900109NPDES WASTE LOAD ALLOCATION
PERMIT NO.: NC0023086
PERM TTEE NAME: Peppertree Fontana Village
Facility Status: Existing
Permit Status: Renewal
Major Minor
Pipe No.: 001
Design Capacity: 0.30 MGD
Domestic (% of Flow): 100 %
Industrial (% of Flow):
Comments:
a
RECEIVING STREAM: Little Tennessee River
Class: C-Trout
Sub -Basin: 04-04-02
Reference USGS Quad: F3NE (please attach)
County: Graham
Regional Office: Asheville Regional Office
Previous Exp. Date: 6/30/90 Treatment Plant Class: Class II
Classification changes within three miles:
Walker Branch (from source to Cheoah Lake. Little Tennessee River) -
Class C
Requested by: s Lula Harris Date: 12/12/89
Prepared by: / /l { , Sco ,,,, j Date: l ' 0
Reviewed by: Ii,4(ii, C. Date: 1 i 4d
Modeler
Date Rec.
#
MOS
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SSzo
2 '
Drainage Area (mi )
Avg. Streamflow (cfs):
7Q10 (cfs) Winter 7Q10 (cfs) 30Q2 (cfs)
Acute/Chronic
Toxicity Limits: IWC
Instream Monitoring:
Parameters
Upstream
Downstream- W
Location
Location
Effluent
Characteristics
Summer
Winter
BOD5 (mg/1)
30
NH3-N (mg/1)
NI EZ
D.O. (mg/1)
N
TSS (mg/1)
30 FtOTTEE
NK
SO
F. Col. (/100 ml)
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Request No.: 5520
WASTELOAD ALLOCATION APPROVAL FORM
Facility Name: Peppertree Fontana Village 001
NPDES No.: NC0023086
Type of Waste: Dmestic
Status: Existing/Renewal
Receiving Stream: Little Tennessee River
Classification: C-Trout
Subbasin: 040402 Drainage area: sq mi
County: Graham Summer 7Q10: cfs
Regional Office: Asheville Winter 7Q10: cfs
Requestor: Lula Harris Average flow: cfs
Date of Request: 12/12/89 30Q2: cfs
Quad: F3NE
RECOMMENDED EFFLUENT LIMITS
Wasteflow (mgd): 0.300
BOD5 (mg/1) : 30
NH3N (mg/1): NR
DO (mg/1): NR
TSS (mg/1) : 30
Oil & Grease (mg/1): 30
MONITORING 1
Upstream (Y/N): N
Downstream (Y/N): N
Location:
Location:
COMMENTS
RECEIVED
IAN 04 1990
PERMITS & ENGINEERING
Oil & Grease limit was added because of waste from restaurants.
The facility receives wastewater from three restaurants and a
laundry facility. Recommend effluent monitoring of MBAS.
No fecal coliform limits were added to the permit per recommendation
of the Asheville Regional Office. Recommend effluent monitoring for
fecal coliform. A reopener clause should be placed in the permit to
allow for disinfection of the effluent if the data indicate it is
necessary. The facility may request after 12 months that this
requirement be dropped if the data indicate it is not necessary.
Flows in the Little Tennessee River are variable at this location due
to Fontana Dam. The Instantaneous minimum release is 0 cfs. y?rk/
Recommended by:
Reviewed by
Instream Asses ment: ,,. Lt� C- 5tcaM
isor:
Permits & Engineering:
catte..,L_
RETURN TO TECHNICAL SERVICES BY:
JAN 1 E; 1990
Date: (Z/P1/8/
Date:
Date:
Date:
PERMIT NO.: NCOO23614
FACILITY NAME: 1QiJ r Ycc
Facility Status:
(circle one)
NPDES WASTE LOAD ALLOCATION
1/.r/bye.
Permit Status•—RETEwAL� *•JCWICM7ON UNPERWITED NEW
(drag on.)
Major Minor
Pipe No:
(30?
Design Capacity (MGD):
Domestic (% of Flow): /60
Industrial (% of Flow):
Comments: D;4AttAlk) ways )" ' i :`.,atOOi►u1•
�01,5.5; C,A��.0 C+"arA e - . LeLe 4 digM!-11 (cr., scut/ .c `f-b
LJ1, DaA MR, L; lilt r�+te5se. n v e 1 C
frcv%oKs e)(p • Da 4 6/3/4/90 i)1,444 c-14ss - Cfa r
li 0i 'ninth
O.00,'
RECEIVING STREAM:
Class: C
Sub -Basin- 04- Q d -o 2_
Reference USGS Quad• 3 At (please attach)
County: G rot {'lark
Regional Office:
(clrete eae)
Fa Mo . Ra Wa Wi WS
Requested By: Date:
Prepared By:
4LO_ b.seouit,
Date: 6l 1(40
Reviewed By: R-CeiC• �Sio--L fIk Date: /117Iq
'So p ,, 8315
(J 4 E t. va(
135 w,nr((
Modeler
Date Rec.
+r
MO
/-21i 3/, 9
a5-5-02„
Drainage Area (mil) (• 1 S O Avg. Streamflow (cfs)- e • 3So
7Q10 (cfs) Winter 7Q10 (cfs) z, 30Q2 (cfs) 0.043
Toxicity Limits: IWC % (circle one) Acute / Chronic
Instream Monitoring:
Parameters _Cerhrim4-,l-e b0 / Co(.corot , Ce+1cuiLty
Upstream
Downstream Location
Location 50 1k
t �O0.d u0,D)gMAkt 0.2. riulG)
11 ,40Wn64tiair
Effluent
Characteristics
Summer
Winter
BOD5 (mg/I)
3 p
_,
NHs N (mg/1)
'6,5
Z.v
D.O. (mg/1)
5-
5
TSS (mg/1)
30
3o
F. Col. (/100m1)
200
zoo
pH (S{U')
6-q
6-'1
YCALl Il
.4p,S /tA
0C ! i k
LYIO,CI_ Mirk
(-40' oC Chron
D'
Tok,;.c.L i st
ckn2 . Ni{3 -61i
1, Mtn- (Qtt el r
,ic-
f4GAM Stn `f 71 `10 l .
)
i
Comments-
ni (1 4 1 C,
i;
Request No.: 5521
RT EIVED
WASTELOAD ALLOCATION APPROVAL FORM
Facility Name:
NPDES No.:
Type of Waste:
Status:
Receiving Stream:
Classification:
Subbasin:
County:
Regional Office:
Requestor:
Date of Request:
Quad:
Peppertree Fontana Village 002
NC0023086
Domestic
Existing/Renewal
Gold Branch
C
040402 Drainage
Graham Summer
Asheville Winter
Lula Harris Average
12/12/89
F3NE
RECOMMENDED EFFLUENT LIMITS
Wasteflow (mgd) :
BOD5 (mg/1):
NH3N (mg/1):
DO (mg/1):
TSS (mg/1):
Fecal coliform (#/100m1):
pH (su) :
0.004
30
NR
5
30
200
6-9
area:
7Q10:
7Q10:
flow:
30Q2:
FEB 9 ft 1990
Asheville Regional Office
Ashe: !le, North Carolina
0.150
0.060
0.073
0.380
0.093
sq mi
cfs
cfs
cfs
cfs
RECEIVED
MAR 16 1990
PFRMITS R GN^INrr.UIMr`
Toxicity Testing Req.: Chronic/Ceriodaphnia/Qrtrly
MONITORING
Upstream (Y/N): Y Location: 50 feet upstream
Downstream (Y/N): Y Location: At road approx. 0.2 miles downstream
COMMENTS
These are existing limits. Toxicity testing requirement is
address ammonia toxicity. Effluent chlorine concentrations
relatively high. heikt &,iI &.5uu' fo fac4/r Ctboo-fC/7/onAt
Discharge i occurs only from June th ough September,
should be performed in June and Au ust.
4) 4 h ,fj /J (M,.r,� 'I' S + l
Recommended by:
Reviewed by
Instream Assessm nt:
Regional S ry'sor:
Permits & Engineering:
utiranG, f 7
Date:
Date:
0.:.� Date:
i
Date:
RETURN TO TECHNICAL SERVICES BY: MAR 2 3 1990
JS• ••«. .
to
are
Toxicity test
blAtij
0.
z(2o/4D
o3/ia4 9`0
,3(1(c)
7/0,tt c. K.c til a, N (.Jii2 vt4 c -1 ` 4 3 c.s Kj
10/89
Fon}xtrla Vi little Permit # I�GDD Z 3 Og6
Facility Name Pe?ttr�-ree
CHRONIC TOXICITY TESTING REQUIREMENT (QRTRLY)
The effluent discharge shall at no time exhibit chronic toxicity in any two consecutive toxicity tests,
using test procedures outlined in:
1.) The North Carolina Ceriodaphnia chronic effluent bioassay procedure (North Carolina Chronic
Bioassay Procedure - Revised *September 1989) or subsequent versions.
The effluent concentration at which there may be no observable inhibition of reproduction or
significant mortality is Q % (defined as treatment two in the North Carolina procedure
document). The permit holder shall perform Quarterly monitoring using this procedure to establish
compliance with the permit condition. The first test will be performed after thirty days from
issuance of this permit during the months of Tune AtAy . Effluent
sampling for this testing shall be performed at the NPDES permitted final effluent discharge below
all treatment processes.
All toxicity testing results required as part of this permit condition will be entered on the Effluent
Discharge Monitoring Form (MR-1) for the month in which it was performed, using the parameter
code TGP3B. Additionally, DEM Form AT-1 (original) is to be sent to the following address:
Attention: Environmental Sciences Branch
North Carolina Division of
Environmental Management
P.O. Box 27687
Raleigh, N.C. 27611
Test data shall be complete and accurate and include all supporting chemical/physical measurements
performed in association with the toxicity tests, as well as all dose/response data. Total residual
chlorine of the effluent toxicity sample must be measured and reported if chlorine is employed for
disinfection of the waste stream.
Should any single quarterly monitoring indicate a failure to meet specified limits, then monthly
monitoring will begin immediately until such time that a single test is passed. Upon passing, this
monthly test requirement will revert to quarterly in the months specified above.
Should any test data from this monitoring requirement or tests performed by the North Carolina
Division of Environmental Management indicate potential impacts to the receiving stream, this
permit may be re -opened and modified to include alternate monitoring requirements or limits.
NOTE: Failure to achieve test conditions as specified in the cited document, such as minimum
control organism survival and appropriate environmental controls, shall constitute an invalid test
and will require immediate retesting(within 30 days of initial monitoring event). Failure to submit
suitable test results will constitute noncompliance with monitoring requirements.
7Q10 O. 0 6 cfs
Permited Flow 0,00q MGD Recommended by:
IWC% 9
Basin & Sub -basin o Lioy02.
Receiving Stream Go Id 3%nc k D. Seoj
County Grak.x0/1 Date zl2.9r2a
**Chronic Toxicity (Ceriodaphnia) P/F at g_%, 3*t Auq , See Part , Condition _.
(Sot San&I 1�. ;Sc I acge \)
State of North Carolina
Department of Environment, Health, and Natural Resources
Division of Environmental Management
512 North Salisbury Street • Raleigh, North Carolina 27611
James G. Martin, Governor George T. Everett, Ph.D.
William W. Cobey, Jr., Secretary Director
August 31, 1990
Doug Waldrop, Genereal Manager
Peppertree Fontana Village
P.O Box 68
Fontana Dam, NC 28733
Subject: Chlorine Toxicity
NPDES Permit No. NC0023086, Pipe 002
Graham County
Dear Mr. Waldrop:
Chlorine, a widely used wastewater disinfectant for the treatment of coliform
organisms, often remains instream in residual amounts that may prove to be toxic under
critical low stream flow conditions. In the last decade, EPA assessed the potential adverse
effects of chlorine to the aquatic environment and has taken steps to reduce the impacts
through the development of federal criteria. In 1986, EPA recommended that all states
have a chlorine standard by their next triennial review of water quality standards.
In revising its water quality standards in 1989, North Carolina developed an action
level for chlorine of 17 ug/1 (freshwater classes only). In addition, the fecal coliform limit
was reduced from 1000 colonies/100 ml to 200 colonies/ 100 ml. Under a new DEM
procedure, dechlorination and chlorine limits are now recommended for all new or
expanding dischargers proposing the use of chlorine for effluent disinfection. The
Division is reviewing chlorine levels from all existing dischargers as part of their NPDES
permit renewal process.
Our records indicate that chlorine from your facility's effluent discharge (pipe 002)
is considered toxic to the receiving stream (Gold Branch) under low flow conditions, i.e.,
the amount of chlorine discharged causes a violation of the instream action level for
chlorine (17 ug/l) under 7Q10 conditions. Action should be taken to reduce the effluent
concentration of chlorine to an acceptable level. Based on your facility's instream waste
concentration of 9 %, an acceptable level of chlorine in your effluent is 181 ug/l. If this
level is not feasible, you should consider dechlorination or alternate methods of
disinfection for your facility to ensure that both chlorine and bacterial limits are met. In
addition, if your facility plans to undertake any phase of construction, dechlorination or
alternate disinfection should be included. However, please note that an authorization to
construct must be obtained from this Division prior to any alteration to your treatment
plant.
Pollution Prevention Pays
P.O. Box 27687, Raleigh, North Carolina 27611-7687 Telephone 919-733-7015
An Equal Opportunity Affirmative Action Employer
The Division is currently reviewing its water quality regulations pertaining to
chlorine. In the future, effluent limits and/or dechlorination may be required of existing
facility's with chlorine problems. If the chlorine levels in your facility's effluent remain
unchanged, a chlorine limit or a whole effluent toxicity testing requirement may be added
to your permit limitations.
Please feel free to call Forrest Westall of the Division's Asheville Regional Office at
(919) 251-6208, if you have any questions or comments regarding this issue.
Steve Tedder
Water Quality Section Chief
cc: Asheville Regional Office
Central Files
WLA File
Pollution Prevention Pays
P.O. Box 27687, Raleigh, North Carolina 27611-7687 Telephone 919-733-7015
An Equal Opportunity Affirmative Action Employer
DIVISION OF ENVIRONMENTAL MANAGEMENT
March 21,1990
MEMORANDUM
TO:
THRU: Ruth Swanek ?C5 0 /
Trevor ClementsX
FROM:
Forrest Westall
Mike Scoville ADS
SUBJECT: NH3-N versus Chronic Toxicity Limits
Laurel Hills Homeowners Assoc., NPDES No. NC0060844, Macon County
Peppertree Fontana Village, NPDES No. NC0023086, Graham County
In accord with the recent implementation of the Division's ammonia
toxicity policy, the NPDES permits of the two subject facilities will be
altered to provide protection of the receiving streams from toxic effects of
the wastewaters. Since both facilities currently have NH3-N limits greater
than the water quality based limits derived from the ammonia toxicity stan-
dard, they should each be given the choice whether to comply with a more
stringent ammonia limit or perform additional effluent monitoring (a chronic
toxicity test). There is the possibility that even at the higher ammonia
concentrations the effluent(s) may not exhibit toxic characteristics.
The current and proposed permit conditions for each facility are as
follows (winter limits in parentheses):
Laurel Hills
Peppertree Fontana
Current Toxicity -Based Chronic Toxicity
NH3-N Limit NH3-N Limit Limit (IWC)
10 (13) 4.3 (12)
NR 8.5 (20)
19%
90
It is important to remember that the toxicity -based ammonia limits are
daily maximums. Please provide each facility with the choice between the
above toxicity -based ammonia limit and the chronic toxicity test applicable
to their permits. Finalization of the respective wasteloads is pending your
response.
If you have any questions or comments regarding this matter, please
contact me.