NC0063321_DRAFT BOX BINDER 19Jul2022_20220726 (2)

ROY COOPER
Governor
ELIZABETH BISER
Secretary
RICHARD E. ROGERS, Jr.
Director
NORTH CAROLINA
Envrronmerrfii rtaIr�y
July 26, 2022
Stan Bryson, Operations Superintendent
Tuckaseigee Water and Sewer Authority (TWSA)
1246 West Main Street
Sylva, North Carolina 28779
Subject:
Mr. Bryson:
Review of NPDES Permit DRAFT NC0063321
for Cashiers WWTP #3, WPCS Class WW-2
851 Cashiers Road, Cashiers
Jackson County
Per your request to renew the subject NPDES permit (received February 25, 2022), the Division of Water
Resources (DWR or the Division) hereby transmits this draft for your review and comment. Please review
this document carefully to assure your understanding of permit limits and monitoring conditions, and to
correct errors, if any.
Concurrent with this notification, the Division will solicit public comment on this draft by
publishing a notice in newspapers having circulation in the general Jackson County area, as
required by the NPDES Program. Please provide your written comments, if any, to me via email
[[e-mail]], or write to my attention care of NCDEQ / DWR / NPDES Program
no later than August 31, 2022, approximately 30 days after receiving this letter. Your written
comments are welcome, but they are not mandatory.
Please be reminded that the receiving -stream, the Chattooga River, is classified and governed as
Outstanding Resource Waters (ORW). Note that ORW waters are a Division priority. Should receiving
steam impacts arise that may be attributed to your discharge, mitigative measured may be required.
Summary of Renewal Changes. DWR understands that TWSA has made no significant changes to the
treatment system at the subject WWTP. Accordingly, the Division has updated your permit text and
format. For your convenience, we have included details regarding the electronic Discharge Monitoring
Program (eDMR).
Updates - Revised Ammonia Limits: Winter (01Nov- 31Mar) permit limits for Ammonia (NH3 as N) are
hereby revised for renewal to "no greater than 2x the Summer limits," per permitting guidance (2016) and
15A NCAC 2B .0404(c).
• Winter limits Monthly Average (MA) revised from 4.8 mg/L to 4.4 mg/L.
• Winter Limits Weekly Average (WA) revised from 14.4 mg/L to 13.2 mg/L.
Monthly Report Submittals: Federal regulations require electronic submittal of all program reports and
Monthly Discharge Monitoring Reports (DMRs); see Permit Condition A. (3.). Our records show that
Cashiers #3 has successfully registered for the Electronic Discharge Monitoring Report (eDMR) program.
Please do not submit hard copy as back-up to eDMRs.
D_EQ
North Carolina Department of Environmental Quality I Division of Water Resources
512 North Salisbury Street 11617 Mail Service Center I Raleigh, North Carolina 27699-1617 --
919.707.3616

Stan Bryson, Operations Superintendent
Renewal - Draft Permit Review
Apr2022
Page 2
The NPDES standard conditions (Parts II, III, and IV), are part of this permit but are not included in this
draft document (cover, map, and Part I). The conditions are identical to your current permit except that
agency and division names have been updated. The latest version of Parts II, III, and IV are available
at https://bit.ly/2BZ4xxx and can be viewed online or downloaded as a PDF file.
Following the mandatory 30-day public comment period, the Division will review all pertinent comments
and take appropriate action prior to issuing your NPDES permit final. If you have questions concerning this
draft, please e-mail me or call my direct line [phone].
If you have questions, please email the undersigned at [[e-mail]]. In support of mandated
emergency response to Covid 19, most of NC state government currently functions remotely, therefore
correspondence via email is preferred.
Respectfully,
R. Corpo on, P.G
EQ / DW / NPDE Permitting
Enclosure: NPDES Permit NC0063321 (permit renewal DRAFT)
ec: NPDES Program Files / Laserfiche
ARO / SWPS, Landon Davidson.
OCU, Maureen Kinney
ATB, Zach Thomas

Permit NC0063321
STATE OF NORTH CAROLINA
DEPARTMENT OF ENVIRONMENTAL QUALITY
DIVISION OF WATER RESOURCES
PERMIT
TO DISCHARGE WASTEWATER UNDER THE
NATIONAL POLLUTANT DISCHARGE ELIMINATION SYSTEM
(NPDES)
In compliance with the provisions of North Carolina General Statute
and regulations promulgated and adopted by the North Caro
Commission, and the Federal Water Pollution C
15.1, other lawful standards
ironmental Management
as amended, the
Tuckaseigee Water & SeAuthority (' SA)
is hereby authorized to discharg s : aterQ a facility located a the
111111101
85C ashie ak; ' . a . ,Nos,piers
to receiving wate d ignated . t - C a ooga Ri - i .basin 03-13-02 of the Savannah River
Basin in accordance effluent tatkn mouton g requirements, and other conditions set forth
in Parts I, II, III and I' h. eof.
This permit shall become e
This permit and authorization to discharge shall expire at midnight on August 31, 2027.
Signed this day , 2022.
for Richard E. Rogers Jr., Director
Division of Water Resources
By Authority of the Environmental Management Commission
Page 1 of 6

Permit NC0063321
SUPPLEMENT TO PERMIT COVER SHEET
All previous NPDES Permits issued to this facility, whether for operation or discharge are hereby
revoked. As of this permit issuance, any previously issued permit bearing this number is no longer
effective. Therefore, the exclusive authority to operate and discharge from this facility arises under the
permit conditions, requirements, terms, and provisions included herein.
Tuckaseigee Water & Sewer Authority (TWSA)
is hereby authorized to:
1. continue to operate an existing 0.200 MGD wastewater treatment facility consisting of:
• one 100,000-gallon equalization basin
• one 30,000-gallon equalization basin
• one 15,100-gallon digester
• two (2) each 104,000-gallon aeration basi
• one (1) 15,678-gallon clarifier
• one (1) 49,706-gallon clarifier
• rotating disc panel filters
• one 25,000-gallon digester
• dual (2) train liquid ch . rive/ i • id de
• post aeration
this facility located a ucka uthority's ashiers #3 WWTP, 852 Cashiers
Lake Road, Cas
2. discharge from said treatment works via Outfall 001, at the location specified on the attached map,
to the Chattooga River [stream index 3], a waterbody currently classified B; Trout; ORW within
subbasin 03-13-01 [HUC: 03060102] of the Savannah River Basin.
Page 2 of 6

Permit NC0063321
PART I
A. (1.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS
[15A NCAC 02B .0400 et seq., 02B .0500 et seq.] WPCS Class WW-2 [15A NCAC 08G .0302]
During the period beginning on the effective date of the permit and lasting until expiration, the Permittee is
authorized to discharge 0.200 MGD of treated wastewater from Outfall 001. Such discharges shall be limited,
monitored, and reported 1 by the Permittee as specified below:
EFFLUENT
CHARATERISTICS
[PCS CODE]
LIMITS
MONITORING REQUIREMENTS
Monthly
Average
Weekly
Average
Daily
Max
Measurement
Frequency
Sample
Type
Sample
p
Location 2
Flow
50050
0.200 MGD
Continuous
Recording
I or E
Temperature (°C)
00010
ily
Grab
E
Total Residual Chlorine 3
50060
22 µg/L
2 ek
Grab
E
BOD, 5 day (20°C) 2
00310
15 mg/1
22.5 mg/1
Z
Wee 1
Composite
I or E
Total Suspended Solids 2
00530
30 mg/L
45 mg/L
Weekly
Composite
I or E
Ammonia [NH3 as N]
(Apr 1 — Oct 31)
00610
2.2 mg/L
6.6 mg/L
eekly
posite
E
Ammonia [NH3 as N]
(Nov 1 — Mar 31)
00610
4.4 mg/L
1 . -
eekly
Co o ite
E
pH (standard units)
00400
1.1 < 6.0 nor ' .0 .
Weekly
Grab
E
Fecal Coliform
(Geometric mean)
31616
200/ s l m
00/10t
e ly
Grab
E
Dissolved Oxygen
00300
aily aver. ge i of < 6. i :/L
„ eekly
Grab
E
Dissolved Oxygen
0030
Weekly
Grab
U & D 2
Fecal Coliform
(Geometric mean)
31616
Weekly
Grab
U & D 2
Temperature (°C)
l' I010
Weekly
Grab
U & D 2
Total Nitrogen
I S6i l
Semiannually
Composite
E
Total Phosphorus
0065
/
Semiannually
Composite
E
Footnotes:
1. The Permittee shall submit monthly Discharge Monitoring Reports (DMRs) electronically using DWR's Electronic
Discharge Monitoring Report [eDMR] Program, as detailed herein [see Section A. (3)].
2. I = Influent; E = Effluent; U = Upstream, min 50 feet from the outfall. D =Downstream: min 500 feet from the outfall.
3. The monthly average effluent BOD5 and Total Suspended Solids concentrations shall not exceed 15% of the respective
influent value (i.e., 85% removal required).
4. Total Residual Chlorine (TRC). The Division shall consider compliant all effluent TRC values reported below 50
µg/L. However, the Permittee shall continue to record and submit all values reported by North Carolina -certified
test methods (including field certified), even if these values are reported below 50 µg/L.
Condition: The Permittee shall discharge no floating solids or foam visible in other than trace amounts.
Page 3 of 6

Permit NC0063321
A. (2.) COLLECTION -SYSTEM MODIFICATION - PERMIT REQUIRED
[G.S. 143-215.1(a)]
A sewer line shall not be made tributary to this facility's collection system unless the Permittee applies
to modify this permit, and the Division approves its connection and operation. This includes a line
serving more than one building, lines crossing property boundaries under separate ownership, or lines
crossing rights -of -way.
A. (3.) ELECTRONIC REPORTING OF DISCHARGE MONITORING REPORTS
[G.S. 143-215.1(b)]
Federal regulations require electronic submittal of all discharge monito
program reports. The final NPDES Electronic Reporting Rule was a
December 21, 2015.
NOTE: This special condition supplements or supersedes t
permit (Standard Conditions for NPDES Permits):
• Section B. (11.)
• Section D. (2.)
• Section D. (6.)
• Section E. (5.)
1. Re
Signatory Requirements
Reporting
Records Retention
Monitoring Reports
ortin ' Re i uirements
The permittee shall re
Electronic Disch
Monitoring res
submitted electro
monitoring data an
accessed at: h • s://de
ort di h
ge Mo ' orin
is
ectio ec ' o
n� i •ring d.ta
ort e r i R) i te
g reports (DMRs) and
and became effective on
tions within Part II of this
E. 5.
electronic 1y using the NC DWR's
et application.
revious (s) shall be summarized for each month and
eDMR system allows permitted facilities to enter
'. ally using the internet. The eDMR system may be
ns/water-resources/edmr.
If a permittee is unable to R system due to a demonstrated hardship or due to the
facility being physically loca - d an area where less than 10 percent of the households have
broadband access, then a temporary waiver from the NPDES electronic reporting requirements
may be granted and discharge monitoring data may be submitted on paper DMR forms (MR 1, 1.1,
2, 3) or alternative forms approved by the Director. Duplicate signed copies shall be submitted to
the following address:
NC DEQ / Division of Water Resources / Water Quality Permitting Section
ATTENTION: Central Files
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
See "How to Request a Waiver from Electronic Reporting" section below.
Page 4 of 6

Permit NC0063321
Regardless of the submission method, the first DMR is due on the last day of the month following
the issuance of the permit or in the case of a new facility, on the last day of the month following the
commencement of discharge.
Starting on December 21, 2020, the permittee must electronically report the following compliance
monitoring data and reports, when applicable:
• Sewer Overflow/Bypass Event Reports;
• Pretreatment Program Annual Reports; and
• Clean Water Act (CWA) Section 316(b) Annual Reports.
NPDES Electronic Reporting Rule — Phase 2 Extension: EPA is proposing to extend the Phase 2
deadline from December 21, 2020 until at least December 21, 2023. The current compliance date
will be extended if the implementation date is extended as a final re lation change in the federal
register.
The permittee may seek an electronic reporting waiver fro th ► . ' ion (see "How to Request a
Waiver from Electronic Reporting" section below).
2. Electronic Submissions
In accordance with 40 CFR 122.41(1)(9), • : s ermitte - s - y the initi:l - cipient at the time
of each electronic submission. The permi - : •uld use ' A's website resces to identify
the initial recipient for the electronic submi
Initial recipient of electronic
entity (EPA or the state a
designated entity for receiv
lated facilities means the
program) that is the
[see 41 CFR 127.2(b)].
EPA plans to e li e . ite h. t o t o f e appropriate electronic reporting tool for
each type of e' -c onic sub for eac to structions on how to access and use the
appropriate elec o is reportin t c of i be availa s as well. Information on EPA's NPDES
Electronic Reporti ' _ ule is fou
https://www.federalrter.gov/doc men =015/10/22/2015-24954/national-pollutant-discharge-
elimination-system-np. - s lectronic-reporting-rule
Electronic submissions mu start ► the dates listed in the "Reporting Requirements" section
above.
3. How to Request a Waiver from Electronic Reporting
The permittee may seek a temporary electronic reporting waiver from the Division. To obtain an
electronic reporting waiver, a permittee must first submit an electronic reporting waiver request to
the Division. Requests for temporary electronic reporting waivers must be submitted in writing to
the Division for written approval at least sixty (60) days prior to the date the facility would be
required under this permit to begin submitting monitoring data and reports. The duration of a
temporary waiver shall not exceed 5 years and shall thereupon expire. At such time, monitoring
data and reports shall be submitted electronically to the Division unless the permittee re -applies for
and is granted a new temporary electronic reporting waiver by the Division. Approved electronic
reporting waivers are not transferrable. Only permittees with an approved reporting waiver request
may submit monitoring data and reports on paper to the Division for the period that the approved
reporting waiver request is effective.
Page 5 of 6

Permit NC0063321
Information on eDMR and the application for a temporary electronic reporting waiver are found on
the following web page: http://deq.nc.gov/about/divisions/water-resources/edmr
4. Signatory Requirements [Supplements Section B. (11.) (b) and Supersedes Section B. (11.)
All eDMRs submitted to the permit issuing authority shall be signed by a person described in Part
II, Section B. (11.)(a) or by a duly authorized representative of that person as described in Part II,
Section B. (11.)(b). A person, and not a position, must be delegated signatory authority for eDMR
reporting purposes.
For eDMR submissions, the person signing and submitting the must obtain an eDMR user
account and login credentials to access the eDMR system. Finformation on North
Carolina's eDMR system, registering for eDMR and obg i an - , i R user account, please visit
the following web page:
htt . ://de . .nc. ov/about/divisions/water-resources/
Certification. Any person submitting an e
the following certification [40 CFR 122.22
WILL BE ACCEPTED:
"I certify, under penalty of
direction or supervision in
properly gather and • luate
persons who ma
information,
and complete.
including the pos
e state's eD ' ystem shall make
TEMENTS OF RTIFICATION
is were prepared under my
esign ' t. ssure that qualified personnel
ed. Based on my inquiry of the person or
tly responsible for gathering the
is, to y knowledge and belief true, accurate,
significa ' . enalties for submitting false information,
onment for knowing violations."
5. Records Retention Su s s befits : ection D. 6
The permittee shall retain records of all Discharge Monitoring Reports, including eDMR
submissions. These records or copies shall be maintained for a period of at least 3 years from the
date of the report. This period may be extended by request of the Director at any time [40 CFR
122.41].
Page 6 of 6

Chattooga River
(flows SE)
IA LIST 16
+� 3
Outfall 001
(Flows south)
Chattooga River
(flows west)
Tuckaseigee Water and Sewer Authority
Cashiers #3 WWTP
Receiving Stream:
Latitude:
Longitude:
Stream Class:
Stream Segment:
Chattooga River
35° 06' 11" N
83° 06' 25" W
B; Trout; ORW
3
State Grid/Quad:
River Basin:
Sub -Basin:
HUC:
G6SE/Cashiers, NC
Savannah
03-13-01
030601020201
Approx. property boundary
Facility
Location
Map not
Location
Map not to scale
North
NPDES NC0063321
Jackson County