NC0063321_Draft Permit_20220726

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ROY COOPER
Governor
ELIZABETH BISER
Secretary �" I
RICHARD E.ROGERS,Jr.
Director
NORTH CAROLINA
Environmental Quality
July 26,2022
Stan Bryson,Operations Superintendent
Tuckaseigee Water and Sewer Authority(TWSA)
1246 West Main Street
Sylva,North Carolina 28779
Subject: Review of NPDES Permit DRAFT NC0063321
for Cashiers WWTP#3,WPCS Class WW-2
851 Cashiers Road,Cashiers
Jackson County
Mr.Bryson:
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
(joe.corporon®ncdenr.gov],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.
North Carolina Department of Environmental Quality I Division of Water Resources
E t 512 North Salisbury Street 11617 Mail Service Center I Raleigh.North Carolina 27699 1617-
Q 919.707.3616
2 5:23 PM
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Stan Bryson,Operations Superintendent
Renewal-Draft Permit Review
Apr2022
Page 2
The NPDES standard conditions(Parts II,III,and N),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(919)807-6394.
If you have questions,please email the undersigned at[joe.corporon@a,ncdenr.gov].In support of mandated
emergency response to Covid 19,most of NC state government currently functions remotely,therefore
correspondence via email is preferred.
Respectfully,
Jqe R.Corpo n,P.G.
DEQ/D /NPDE Permitting
Enclosure: NPDES Permit NC0063321 (permit renewal DRAFT)
ec: NPDES Program Files/Laserfrche
ARO/SWPS.Landon Davidson.
OCU,Maureen Kinney
ATB,Zach Thomas
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Permit Ne it C0063321
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 143 2 15.1,other lawful standards
and regulations promulgated and adopted by the North Carolina Environmental Management
Commission,and the Federal Water Pollution Control Act,as amended,the
Tuckaseigee Water & Sewer Authority (TWSA)
is hereby authorized to discharge wastewater from a facility located at the
Cashiers # 3 WWTP
852 Cashiers Lake Road, Cashiers
Jackson County
to receiving waters designated as the Chattooga River in subbasin 03-13-02 of the Savannah River
Basin in accordance with effluent limitations,monitoring requirements,and other conditions set forth
in Parts I,II,III and IV hereof.
This permit shall become effective , 2022.
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
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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 basins
• 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 chlorine/liquid dechlorination contact chambers
• post aeration
this facility located at Tuckaseigee Water& Sewer Authority's Cashiers#3 WWTP,852 Cashiers
Lake Road,Cashiers,Jackson County.and
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.
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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 Pennittee 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 LIMITS MONITORING REQUIREMENTS
CHARATERISTICS Sample
Monthly Weekly Daily Measurement Sample P
[PCS CODEJ Average Average Max Frequency Type Location 2
Flow 50050 0.200 MGD Continuous Recording I or E
Temperature(°C) 00010 Daily Grab E
Total Residual Chlorine 3 50060 22 µg'L 2/Week Grab E
BOD,5 day(20°C)2 00310 15 mg/1 22.5 mg/1 Weekly Composite I or E
Total Suspended Solids 2 00530 30 mg/L 45 mg/L Weekly Composite I or E
Ammonia[NH3 as N] 00610 2.2 mg/L 6.6 mg/L Weekly Composite E
(Apr 1—Oct 31)
Ammonia[NH3 as N] 00610 4.4 mg/L 13.2 mg/L Weekly Composite E
(Nov 1—Mar 31)
pH(standard units) 00400 Not<6.0 nor>9.0 s.u. Weekly Grab E
Fecal Coliform 31616 200/100 mL 400/100 mL Weekly Grab E
(Geometric mean)
Dissolved Oxygen 00300 Daily average not<6.0 mg/L Weekly Grab E
Dissolved Oxygen 00300 Weekly Grab U&D 2
Fecal Coliform 31616 Weekly Grab U&D 2
(Geometric mean)
Temperature(°C) 00010 Weekly Grab U&D 2
Total Nitrogen 00600 Semiannually Composite E
Total Phosphorus 00655 Semiannually Composite E
Footnotes:
1. The Permittee shall submit monthly Discharge Monitoring Reports(DMRs)eleclronicallr 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 Pennittee shall discharge no floating solids or foam visible in other than trace amounts.
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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 monitoring reports(DMRs)and
program reports.The final NPDES Electronic Reporting Rule was adopted and became effective on
December 21,2015.
NOTE: This special condition supplements or supersedes the following sections within Part II of this
permit(Standard Conditions for NPDES Permits):
• Section B. (11.) Signatory Requirements
• Section D. (2.) Reporting
• Section D.(6.) Records Retention
• Section E.(5.) Monitoring Reports
1. Reporting Requirements (Supersedes Section D.(2.)and Section E.(5.)(ail
The permittee shall report discharge monitoring data electronically using the NC DWR's
Electronic Discharge Monitoring Report(eDMR) internet application.
Monitoring results obtained during the previous month(s)shall be summarized for each month and
submitted electronically using eDMR. The eDMR system allows permitted facilities to enter
monitoring data and submit DMRs electronically using the internet. The eDMR system may be
accessed at: https://deq.nc.gov/about/divisions/water-resources/edmr.
If a permittee is unable to use the eDMR system due to a demonstrated hardship or due to the
facility being physically located in 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.
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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 regulation change in the federal
register.
The permittee may seek an electronic reporting waiver from the Division(see"How to Request a
Waiver from Electronic Reporting"section below).
2. Electronic Submissions
In accordance with 40 CFR 122.41(lx9),the permittee must identify the initial recipient at the time
of each electronic submission.The permittee should use the EPA's website resources to identify
the initial recipient for the electronic submission.
Initial recipient of electronic NPDES information from NPDES-regulated facilities means the
entity(EPA or the state authorized by EPA to implement the NPDES program)that is the
designated entity for receiving electronic NPDES data [see 40 CFR 127.2(b)].
EPA plans to establish a website that will also link to the appropriate electronic reporting tool for
each type of electronic submission and for each state.Instructions on how to access and use the
appropriate electronic reporting tool will be available as well. Information on EPA's NPDES
Electronic Reporting Rule is found at:
https://www.federalregister.gov/documents/20 1 5/1 0/22/20 1 5-24954/national-pollutant-discharge-
elimination-system-npdes-electronic-reporting-rule
Electronic submissions must start by 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.
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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.)
fAli
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 DMR must obtain an eDMR user
account and login credentials to access the eDMR system. For more information on North
Carolina's eDMR system,registering for eDMR and obtaining an eDMR user account,please visit
the following web page:
http://deq.nc.gov/about/divisions/water-resources/edmr
Certification.Any person submitting an electronic DMR using the state's eDMR system shall make
the following certification[40 CFR 122.22].NO OTHER STATEMENTS OF CERTIFICATION
WILL BE ACCEPTED:
"I cert fi; under penalty of law, that this document and all attachments were prepared under my
direction or supervision in accordance with a system designed to assure that qualified personnel
properly gather and evaluate the information submitted. Based on my inquiry of the person or
persons who manage the system, or those persons directly responsible for gathering the
information, the information submitted is, to the best of my knowledge and belief true, accurate,
and complete. I am aware that there are significant penalties for submitting false it formation,
including the possibility of fines and imprisonment for knowing violations."
5. Records Retention [Supplements Section I). (6,)l
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].
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Cashiers#3 WWTP Location
Receiving Stream: Chattooga River Map not to scale
Latitude: 35°06'11" N State Grid/Quad: G6SEJCashiers,NC
Longitude: 83°06'25"W River Basin: Savannah
Stream Class: B;Trout;ORW Sub-Basin: 03-13-01 NPDES NC0063321
Stream Segment: 3 RUC: 030601020201 North Jackson County
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