NC0079561_Fact Sheet_20230719

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DEQ / DWR / NPDES
EXPEDITED FACT SHEET - NPDES PERMIT DEVELOPMENT
NPDES Permit NCO079561
Emily Richards, Compliance & Expedited Permitting Unit / 919-707-9125 March 2023
Facility Information
Applicant/Facility Name
Town of Elk Park
Elk Park WWTP
Applicant Address
P.O. Box 248, Elk Park, NC 28622
Facility Address
576 Elk River Road, Elk Park 28622
Permitted Flow (MGD)
0.100
Type of Waste
100% Domestic, Municipal, < 1MGD
Facility Class
WW-2
County
Avery
Permit Status
Renewal
Regional Office
ARO
Stream Characteristics
Receiving Stream
Little Elk Creek
Stream Classification
C-Trout
Stream Segment
8-22-17
Drainage basin
Watauga
Summer 7Q10 (cfs)
0.6
Subbasin
04-02-01[HUC] 060101030201
Winter 7Q10 (cfs)
0.87
Use Support
Inconclusive Data
(Cat 3)
30Q2 (cfs)
1.3
303(d) Listed
Average Flow (cfs)
4.5
State Grid
C11NW
IWC (%)
8.29
USGS Topo Quad
Elk Park, NC
FACILITY SUMMARY: The facility is an existing 0.10 MGD wastewater treatment facility that includes the following
components:
♦ inlet bar screen
♦ two (2) 50,000 gallon aeration basins
♦ two (2) blowers
♦ two (2) clarifiers
♦ chlorine contact chamber with sodium hypochlorite liquid feed
♦ dechlorination with sulfur dioxide
♦ two (2) digesters
♦ diesel engine generator.
File Review and Proposed Changes:
This facility discharges to trout waters. According to the requirements set forth in 15A NCAC 02B. 0211 (21)
effluent monitoring for turbidity must be added to this permit.
RENEWAL SUMMARY: This permit reflects discharge at Outfall 001. DWR updated the following:
1. Section A (2) has been updated for consistency with current federal requirements for electronic reporting.
2. The facility's classification has been added above the effluent table.
3. Added turbidity monitoring per 15A NCAC 02B .0211 (21). Facility discharges to C-Trout waters.
Fact Sheet
Renewal 2017 -- NPDES Permit NCO079561
Page 1

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EDMR SUMMARY:
TABLE L• DMR Daily Parameter Values for Aug 2018-Jan 2023
Location
Parameter I
n M
Average
Max
Min
Downstream
00010 - Temperature, Water Deg. Centigrade
232
15.95
930
2.7
00300 - Oxygen, Dissolved (DO)
232
10.12
14.5
5
Effluent
00010 - Temperature, Water Deg. Centigrade
1119
15.65
23.3
6.2
00300 - Oxygen, Dissolved (DO)
236
4.36
8
2
00400 - pH
236
6.93
7.6
6.6
31616 - Coliform, Fecal MF, MFC Broth, 44.5 C
231
na
159
0
50050 - Flow, in conduit or thru treatment plant
1608
0.06
0.62
0.01
50060 - Chlorine, Total Residual
479
20.11
26
20
C0310 - BOD, 5-Day (20 Deg. C)
231
7.76
21.7
0
C0530 - Solids, Total Suspended
231
5.42
33
0
C0600 - Nitrogen, Total - Concentration
7
9.25
14.6
5.88
C0610 - Nitrogen, Ammonia Total (as N)
233
0.57
20
0
C0665 - Phosphorus, Total (as P)
8
2.06
2.97
1.3
Influent
C0310 - BOD, 5-Day (20 Deg. C)
104
336.25
1636
0
C0530 - Solids, Total Suspended
104
493.10
3083
70
Upstream
00010 - Temperature, Water Deg. Centigrade
232
11.89
19.7
2.7
00300 - Oxygen, Dissolved (DO)
232
10.17
19
5
COMPLIANCE HISTORY:
One enforcement case in 2020 resulting from monitoring frequency violations.
No major compliance concerns.
No changes from draft to final permit, apart from updated expiration date.
Fact Sheet
Renewal 2017 -- NPDES Permit NCO079561
Page 2

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CITIZEN TIITES
Public Notice
State of North Carol ina/Environmental
Management Commission
1617 Mail Service Center,
Raleigh, NC 27699-1617
Notice of Intent to Issue a NPDES waste-
water permit
The North Carolina Environmental Man -
a ae ment Commission proposes to issue a
N ES wastewater discharge permit to
the person(s) listed below.
NCO079561:Town of Elk Park applied to
renew permit for their WWTP in Avery
County. Facility discharges treated domes-
tic wastewater to Little Elk Creek, Watau-
ga River Basin. Currently BOD, TSS, Fecal
Coliform, Ammonia, TRC, and pH are
water qualify limited. NCO032115: Town
of Banner Elk applied to renew permit for
their WWTP in Avery County. Facility dis-
charqes treated domestic wastewater to
Elk River, Watauga River Basin. Currently,
BOD, TSS, Fecal Colifonn, TRC, ammonia,
and pH are water quality limited. Written
comments regarding the proposed permit
will be accepted until 30 days after the
publish date. The Director of the NC Divi-
sion of Water Resources may hold a public
hearing should there be a significant de-
gree of public interest. Interested persons
may isit the DWR at 512 N. Salisbury.
Street, Raleigh, NC 27699. Please mail
comments and/or miormation requests to
DWR at the address listed above. Addi-
tional information on NPDES permits and
this notice may be found on our weWte:
http://deq, nc.goviabout/d ivis ionstwater-re
sources/water-resources-
waste ater/papublicv-notice , or by
calling
t9191707-3601.
Aprit 27, 2023
0005679924
VICKY FELTY
Notary Public
State of Wisconsin
PART OF THE USA TODAY NETWORK
AFFIDAVIT OF PUBLICATION
BUNCOMBE COUNTY
NORTH CAROLINA
Before the undersigned,a Notary Public, duly commissioned, qualified and
authorized by law to administer oaths, personally appeared said legal clerk,
who, being first duly sworn, deposes and says: that he/she is the Legal
Clerk of The Asheville Citizen -Times, engaged in publication of a
newspaper known as The Asheville Citizen -Times, published, issued, and
entered as first class mail in the City of Asheville, in Buncombe County and
State of North Carolina; that he/she is authorized to make this affidavit and
sworn statement; that the notice or other legal advertisement, a true copy of
which is attached here to, was published in The Asheville Citizen -Times on
the following date(s) 04127123. And that the said newspaper in which
said notice, paper, document or legal advertisement was published was, at
the time of each and every publication, a newspaper meeting all of the
requirements and qualifications of Section 1-597 of the General Statues of
North Carolina and was a qualified newspaper within the meaning of
Section 1-597 of the General Statutes of North Carolina.
Signed this 27th of April, 2023 ,
Legal Clerk
Sworn to and subscribed before the 27th of April, 2023
- r &A
Notary PubirrofState of Wis nsin, C of Brown
My Commission expires.
[phone] 1 [phone] FAX
14 O. HENRY AVE. I P.O. BOX 2090 1 ASHEVILLE, NC 28802 1 [phone]