NC0035386_Renewal (Application)_20220428

;,. STATe
�,
ROY COOPER
Governor v"J�j �,--�-'1; '•nn n na"
ELIZABETH S.BISER
Secretary -
RICHARD E.ROGERS,JR. NORTH CAROLINA
Director Environmental Quality
April 28, 2022
Cherokee County Schools
Attn: John Higdon
911 Andrews Rd
Murphy, NC 28906
Subject: Permit Renewal
Application No. NC0035386
Hiwassee Dam School
Cherokee County
Dear Applicant:
The Water Quality Permitting Section acknowledges the April 28, 2022 receipt of your permit renewal application and
supporting documentation. Your application will be assigned to a permit writer within the Section's NPDES WW permitting
branch. Per G.S. 150B-3 your current permit does not expire until permit decision on the application is made.
Continuation of the current permit is contingent on timely and sufficient application for renewal of the current permit. The
permit writer will contact you if additional information is required to complete your permit renewal. Please respond in a
timely manner to requests for additional information necessary to allow a complete review of the application and renewal
of the permit.
Information regarding the status of your renewal application can be found online using the Department of Environmental
Quality's Environmental Application Tracker at:
https://deq.nc.gov/permits-regulations/permit-guidance/environmental-application-tracker
If you have any additional questions about the permit, please contact the primary reviewer of the application using the
links available within the Application Tracker.
Sincerely,
actelet
Wren The ord
Administrative Assistant
Water Quality Permitting Section
ec: WQPS Laserfiche File w/application
D_E Q NAshevilleorth CarolinaRegional DepartmentOffice12090 of EnviUS.ronmentalHighway Quality
I ISwannanoa.Division Noof WaterrthCarolina Resourc
287es
78
828.296.4500

1111k.
Q1jeroke . ,r 1 600015
Dr. Jean; '. Co' - .- ntendent
911 Andre .•oad, Mu ,_ ,NC 28906
(828)837-2v6'4 fi'8)837-5799
www.chero ee.k12.nc.us
April 28, 2022
Re: NC0035386 Hiwassee Dam School Wastewater Treatment Permit Application
Please find enclosed one original and two copies of the Modified Application Form 2A for
Cherokee County Schools Hiwassee Dam Wastewater Treatment Permit renewal application
packet. Information in the application was provided by Cherokee County Schools wastewater
operator, Environmental Inc. If you have questions or need additional information regarding the
application please do not hesitate to contact me at 828-837-2722 extension 2431 or email address
[e-mail] and I will work with the Cherokee County Schools Wastewater
Operator, Environmental Inc., to provide any additional information needed to process our
application.
Thank you,
ri;isid,„
RECEIVED
John Higdon MAY 0 3 2022
Assistant Superintendent
Cherokee County Schools NCDEQ/DWPJNPDEs
Email Address [e-mail]
Office Phone [phone] extension 2431
Board of Education
Mr. Arnold Mathews,Chair,Dr.Jeff Martin,Vice Chair, Mrs. Keesha Curtis,Scribe,
Mr.James Ellis,Mr.Joey Shore, Mr.Jeff Tatham,and Mr. Joe Wood
An Equal Opportunity/Affirmative Action Employer
I

•
North Carolina
Department of Environmental Quality Modified Application Form 2A
Division of Water Resources Revised March 2021
Modified Application
Form 2A
Minor Sewage Facilities < 0.1 MGD
and No Pretreatment Program
NPDES Permitting Program RECEIVED
APR 2 8 2022
NCDEQIDWRINPDES
Note:Complete this form if your facility is a MINOR new or existing publicly owned treatment works.

_ VFDES Pe m l Number Facilty hare Modtied Apcicaton Form 2A
NC0035386 Hiwassee Dam WWTP Mod tied March 2021
Form NC Department of Environmental Quality-Application for NPDES Permit to Discharge Wastewater
NPDES MINOR SEWAGE FACILITIES(Before completing this form,please read the instructions.Failure to follow
the instructions • result in denial of the application.
SECTION 1.BASIC APPLICATION INFORMATION FOR ALL APPLICANTS(40 CFR 122.21(j)(1)and(9))
1.1 Facility name
Hiwassee Dam WWII)
Mailing address(street or P.O.box)
911 Andrews Rd
City or town State ZIP code
Murphy NC0035386 28906
Contact name(first and last) Title Phone number Email address
John Hi don Assistant Superintendent
g p [phone] john.higdon@cherokee.k12.n.
Location address(street,route number,or other specific identifier) ❑ Same as mailing address
7755 NC Hwy 294
City or town State ZIP code
Murphy NC0035386 28906
1.2 Is this application for a facility that has yet to commerce discharge?
❑ Yes 4 See instructions on data submission No
requirements for new dischargers
1.3 Is applicant different from entity listed under Item 1.1 above?
❑ Yes ❑ No 4 SKIP to Item 1.4
Applicant name
Cherokee County Schools
Applicant address(street or P.O.boxi
911 Andrews Rd
City or town State ZIP code
a Murphy NC 28906
Contact name(first and last) Title Phone number Email address
fa
v_
John Higdon Assistant Superintendent 1828)557-6268 [e-mail]
1.4 Is the applicant the facility's owner,operator or both?(Check only one response.)
❑✓ Owner ❑ Operator ❑ Both
1.5 To which entity should the NPDES permitting authority send correspondence?(Check only one response.)
❑ Facility ❑ Applicant o Facility and applicant
(they are one and the same)
1 6 Indicate below any existing environmental permits.(Check all that apply and print or type the corresponding permit
y number for each.)
Existing Environmental Permits
❑✓ NPDES(discharges to surface ❑ RCRA(hazardous waste) ❑ UIC(underground injection
water) ccntro')
c _NC0035386
❑ PSD(air emissions) ❑ Nonattainment program(CM) ❑ NESHAPs(CAA)
❑ Ocean dumping(MPRSA) ❑ Dredge or fill(CWA Section ❑ Other(specify)
404)
l
Page

NPDES Pent t Number Facility Name l Modified Application Form 2A
N C0035386 H iwassee Dam W W T P Modeled March 2021
1.7 Provide the collection system information requested below for the treatment works
Municipality Population Collection System Type
Served Served (indicate percentage) Ownership Status
NA 300 _100 %separate sanitary sewer O Own ❑ Maintain
Zn vim.I o %combined storm and sanitary sewer 0 Own ❑ Maintain
rn p �ctL U Unknown 0 Own ❑ Maintain
c NA NA %separate sanitary sewer 0 Own 0 Maintain
___ %combined storm and sanitary sewer 0 Own ❑ Maintain
n 0 Unknown ❑ Own ❑ Maintain
a NA NA _ %separate sanitary sewer 0 Own 0 Maintain
v %combined storm and sanitary sewer 0 Own 0 Maintain
c --
E ❑ Unknown 0 Own 0 Maintain
NA NA %separate sanitary sewer 0 Own ❑ Maintain
N %combined storm and sanitary sewer 0 Own 0 Maintain
c 0 Unknown 0 Own ❑ Maintain
Total
°= Population 300
U Served
Separate Sanitary Sewer System Combined Storm and
Sanitary Sewer
Total percentage of each type of
sewer line(in miles)
z' 1.8 Is the treatment works located in Indian Country?
o (U ❑ yes 0 No
1.9 Does the facility discharge to a receiving water that flows through Indian Country?
ro
c 0 Yes 0 No
1.10 Provide design and actual flow rates in the designated spaces. Design Flow Rate
0.088 mg0
m Annual Average Flow Rates(Actual)
4 —
a °i Tt+voYears Ago Last Year i This Year
rr
1 CD c o 0.002 r,-i 0.002 mgd
. L• T_ Maximum Daily Flow Rates(Actual)
c) Two Years Ago Last Year This Year
0.008 mgd 0.009 m,go 0.014 mgd
y 1 1' Provide the total rwr bet of effluent discharge points to waters of the State of North Carolina by type
.o Total Number of Effluent Discharge Points by Type
a r• , Combined Sewer I Constructed
T Treated Effluent Untreated Effluent Overflows Bypasses Emergency
E
a t Overflows
N_
3

NPDES Perm-t Number Facility Name Modified Application Form 2A
NC0035386 Hiwassee Dam WWTP Modeled March 2021
Outfalls Other Than to Waters of the State of North Carolina
1 12 Does the POTW discharge wastewater to basins pones.or other surface impoundments that do not have outlets
for discharge to waters of the State of North Carolina?
❑ Yes ❑ No 4 SKIP to Item 1.14.
1.13 Provide the location of each surface impoundment and associated discharge information in the table below.
Surface Impoundment Location and Discharge Data
Average Daily Volume Continuous or Intermittent
Location Discharged to Surface (check one)
Impoundment
❑ CCr;
9Pd 0 Intermittent
❑ Continuous
9Pd
0 Intermittent
9Pd ❑ Continuous
❑ Intermittent
0
L 1.14 Is wastewater applied to land?
D Yes ❑ No 4 SKIP to Item 1.16.
11.15 Provide the land application site and discharge data requested below0
Land Application Site and Discharge Data
E5 Continuous or
Location Size Average Daily Volume Intermittent
Applied
(check one)
N acres 0 Continuous
o g" ❑ Intermittent
r acres 0 Continuous
gp 0 Intermittent
acres El Continuous
N g" 0 Intermittent
1.16 Is effluent transported to another facility for treatment prior to discharge?
o ❑ Yes I No 4 SKIP to Item 1.21.
1.17 Describe the means by which the effluent is transported(e.g.,tank truck,pipe).
1.18 Is the effluent transported by a party other than the applicant?
❑ Yes 0 No 4 SKIP to Item 1.20.
1 19 Provide information on the transposer below.
Transporter Data
Entity name Mailing address(street or P.O box)
City or town State ZIP code
Contact name(first and last) Title
Phone number Email address
Fa. ..

NPDES Pe':'•i Nu-,be, Faa'i!y Name Modified Application Form 2A
NC0035386 Hiwassee Dam WWTP Madded March 2021
1.20 In the table below.indicate the name,address,contact information.NPDES number.and average daily flow rate of the
receiving facility.
Receiving Facility Data
-0 Facility name Mailing address(street or P.O.box)
m
'c
.c City ortown State ZIP code
0
U '
. Contact name(first and last) Title
0
-
Phone number Email address
m
O NPDES number of receiving facility(if any) ❑None
0 Average daily flow rate mgd
o 1 21 Is the wastewater disposed of in a marner other than those already mentioned in Items 1.14 through 1.21 that do
° not have outlets to waters of the State of North Carolina(e.g.,underground percolation,underground injection)?
r I ❑ Yes ❑✓ No 5 SKIP to Item 1.23.
0
11 0 1.22 Provide information in the table below on these other disposal methods
iv Information on Other Disposal Methods
S Disposal Location of Size of Annual Average Continuous or Intermittent
c Method Disposal Site Disposal Site Daily Discharge (check one)
Description Volume
T ❑ Continuous
acres g� ❑ Intermittent
❑ Continuous
acres gpo 0 Intermittent. _
0 Continuous
acres
gpd Intermittent
1.23 Do you intend to request or renew one or more of the variances authorized at 40 CFR 122.21(n)?(Check all that apply.
a, 0 Consult with your NPDES permitting authority to determine what information needs to be submitted and when.)
A ak El Discharges into marine waters(CWA ❑ Water quality related effluent limitation(CWA Section
Section 301(h)) 302(b)(2))
• Not applicable
1.24 Are any operational or maintenance aspects(related to wastewater treatment and effluent quality)of the treatment works
the responsibility of a contractor?
❑✓ Yes 0 No+SKIP to Section 2
1.25 Provide location and contact information for each contractor in addition to a description of the contractor's operational
and me rterance responsibilities.
Contractor Information
Contractor 1 Contractor 2 I Contractor 3
o
Contractor name
_ Environmental,Inc
(company name)
€ Mailing address
—0- (street or P.O.box) PO BOX 954
6 City,state,and ZIP
A
code Cullowhee,NC 28723
o Contact name(first and Mark Teague
c> last)
Phone number [phone]
Email address [e-mail]
Operational and Operations,maintainance
maintenance
and general repairs
i responsibilities of
i contractor I i
Page 4

NPDES Perin I Number -aci Narre Modified Application Form 2A
NC0035386 Hiwassee Dam WWTP Modded March 2021
SECTION 2.ADDITIONAL INFORMATION(40 CFR 122.21(j)(1)and(2))
g Outfalls to Waters of the State of North Carolina
2 1 Does the treatment works have a design flow greater than or equal to 0 1 mgd
co
o ❑ Yes ❑ No 4 SKIP to Section 3.
c 2 2 Provide the treatment works'current average daily volume of inflow Average Daily Volume of Inflow and Infiltration
and infiltration
;pc
v
Indicate the steps the facility is taking to minimize inflow and infiltration
c
c
c
2.3 Have you attached a topographic map to this application that contains all the required information?(See instructions for
C a specific requirements
o) f0
o
C. ❑ Yes ❑ No
3 E 2.4 Have you attached a process flow diagram or schematic to this application that contains all the required information?
0 ra (See instructions for specific requirements.)
c ❑ Yes ❑ No
2.5 Are improvements to the facility scheduled?
❑ Yes ❑ No 4 SKIP to Section 3
Briefly list and describe the scheduled improvements
1.
c
CD _
E
d
$ 2
H 3
(I)
7
a,
N
o 4
y
R 2.6 Provide scheduled or actual dates of completion for improvements.
Scheduled or Actual Dates of Completion for Improvements
E Affected of
Begin End Begin
Improvement Outfalls Construction Construction Discharge Operational
n p (list outfall Level
E (from above) number) (MMIDOIYYYY) (FdMrDD/YYYY) (MMIDO.YYYY) (MMrDD(YYYY}
V
1.
m
in 2.
3.
4.
2 7 Have appropriate permits!cleararces concerning other federalistate requirements been obtained?Briefly explain your
response.
❑ Yes ❑ No ❑ None required or applicable
Explanation
Page

NPOES Perm t Number Fac ht Name
Y Modified Appiratim Form IA
NC0035386 Hiwassee Dam WWTP Madded March 2021
SECTION 3.INFORMATION ON EFFLUENT DISCHARGES(40 CFR 122.21(j)(3)to(5))
3 1 Provide the following information for each outfall.(Attach additional sheets if you have more than three outfalls)
Outfall Number 001 Outfall Number Outfall Number
State North Carolina
County Cherokee
5 — — --
O City or town Murphy
Distance from shore ft ft. ft.
C
Depth below surface ft. ft. ft.
Average daily flow rate mgd mgd mgd
Latitude 35' 06' 15`
Longitude 84' 1371 28"
3.2 Do any of the outfalls described under Item 3.1 have seasonal or periodic discharges'?
o ❑ Yes ❑ No 4 SKIP to Item 3.4.
d
3 3 If so,provide the following information for each applicable outfall
Outfall Number Outfall Number Outfall Number
a
Number of times per year
O discharge occurs
a Average duration of each
`o discharge(specify units)
oAverage flow of each mgd ngd mgd
discharge
N Months in which discharge
occurs
3.4 Are any of the outfalls listed under Item 3.1 equipped with a diffuser?
❑ Yes 0 No-)SKIP to Item 3.6
3 5 Briefly describe the diffuser type at each applicable outfall.
CL
Outfall Number Outfall Number Outfall Number N
ui 3 6 Does the treatment works discharge or plan to discharge wastewater to waters of the State of North Carolina from
E one or more discharge points?
❑ No 4SKIP to Section 6.
-- 0 Yes
F�;e_

NPDES Perm!Number Facility Name Modified Application Form 2A
NC0035386 Hiwassee Dam WWTP Modled March 2021
I
3 7 Provide the receiving water and related information(it known)for each outfall.
Outfall Numberoo1 Outfall Number _ Outfall Number
—
Receiving water name Thompson Branch
Name of watershed.river.
g or stream system
C
a U.S.Soil Conservation
mService 14-digit watershed
o code
a Name of state
managementlriver basin
rn
-• U.S.Geological Survey
'5 8-digit hydrologic
cc cataloging unit code
Critical low flow(acute) cfs cfs cfs
Critical low flow(chronic) cfs cfs cfs
Total hardness at critical mgiL of mgiL of mgIL of
low flow CaCO3 CaCO3 CaCO:
3.8 Provide the following information describing the treatment provided for discharges from each outfall
Outfall Number 001 Outfall Number Outfall Number
Highest Level of ❑ Primary ❑ Primary 0 Primary
Treatment(check all that ❑ Equivalent to ❑ Equivalent to 0 Equivalent to
apply per outfall) secondary secondary secondary
• Secondary ❑ Secondary 0 Secondary
❑ Advanced 0 Advanced 0 Advanced
❑ Other(specify) ❑ Other(specify) 0 Other(specify)
c
:c Design Removal Rates by
Outfall NA
eu
o BOD=or CBOD5 N P % '/° °;,,
c
m
E
TSS I v PC % °°
0 Not applicable 0 Not applicable 0 Not applicable
Phosphorus °i° c/o
0 Not applicable ❑Not applicable 0 Not applicable
Nitrogen y
e
Other(specify) 0 Not applicable ❑Not applicable ❑Not applicable
I °o % %
°ale I

NPDES Perm't Number Facility Name Modd+ed Application Form 2A
NC0035386 Hiwassee Darn WWTP Mod Jed March 202r
•
Describe the type of disinfection used for the effluent from each outfall in the table below If disinfection varies by
season,describe below.
'n
d
_
c
0
v
Outfall Number_D01 Outfall Number_ Outfall Number
Disinfection type
U
U,
d
Seasons used Year Round
E
Dechlorination used? ❑ Not applicable ❑ Not applicable ❑ Not applicable
O Yes ❑ Yes ❑ Yes
❑ Nr: ❑ No ❑ No
3.10 Have you completed monitoring for all Table A parameters and attached the results to the application package?
O Yes 0 No
3.11 Have you conducted any WET tests during the 4.5 years prior to the date of the application on any of the facility's
discharges or on any receiving water near the discharge points?
O Yes 0 No 4 SKIP to Item 3.13.
3 12 Indicate the number of acute and chronic WET tests conducted since the last permit reissuance of the facility's
discharges by outfall number or of the receiving water near the discharge points.
Outfall Number _ Outfall Number Outfall Number
Acute Chronic Acute Chronic Acute Chronic
o — r
Number of tests of discharge
j = water
FNumber of tests of receiving
water
uJ
W
3.14 Does the POTW use chlorine for disinfection,use chlorine elsewhere in the treatment process,or otherwise have
reasonable potential to discharge chlorine in its effluent?
0 Yes 4 Complete Table B,including chlorine 0 No 4 Complete Table B omitting chlorine.
3.15 Have you completed monitoring for all applicable Table B pollutants and attached the results to this application
package?
❑ Yes 0 No
Have you completed monitoring for all applicable Table D pollutants required by your NPDES permitting authority and
3.18 attached the results to this application package? No additional sampling required by NPDES
❑ Yes 0 permitting authority.

NPDES Pe,,,t tuber Fac+9ty Name Modeled Application Form 2A
NC0035386 Hiwassee Dam WWTP Madded March 2O2t
3.19 Has the POTW conducted either(1)minimum of four quarterly WET tests for one year preceding this permit application
or(2)at least four annual WET tests in the past 4.5 years?
❑ Yes a No 4 Complete tests and Table E and SKIP tc
Item 3.26.
3.20 Have you previously submitted the results of the above tests to your NPDES permitting authority?
CI Yes ❑ No 4 Provide results in Table E and SKIP to
Item 3.26.
3.21 Indicate the dates the data were submitted to your NPDES permitting authority and provide a summary of the results.
Date(s)Submitted Summary of Results
(MMIDDPNYY)
c
c
CO 3.22 Regardless of how you provided your WET testing data to the NPDES permitting authority,did any of the tests result in
toxicity?
c ❑ Yes ❑ No 4 SKIP to Item 3.26.
2 23 Describe the cause(s)of the toxicity:
d
W
3.24 Has the treatment works conducted a toxicity reduction evaluation?
❑ Yes 0 No-4 SKIP to Item 3.26.
3.25 Provide details of any toxicity reduction evaluations conducted.
3.26 Have you completed Table E for all applicable out`ails and attached the results to the application package?
❑ �,�; ❑ Not applicable because previously submitted
information to the NPDES••rmittin•authorit .
Page 9.

NPDES Perm t Number Facility Nand Modified Application Farm 2A
NC0035386 H iwa ssee Darn W W TP Modified March 2021
SECTION 6.CHECKLIST AND CERTIFICATION STATEMENT(40 CFR 122.22(a)and(d))
6.1 In Column 1 below,mark the sections of Form 2A that you have completed and are submitting with your application.For
each section,specify in Column 2 any attachments that you are enclosing to alert the permitting authority Note that not
all applicants are required to provide attachments.
Column 1 Column 2
❑ Section 1.Basic Application ❑ w,vanance request(s) ❑ wi additional attachments
Information for All Applicants
❑ Section 2:Additional ❑ wi topographic map ❑ wl process flow diagram
Information ❑ wl additional attachments
2 wl Table A ❑ wl Table D
❑ Section 3:Information on ❑ wi Table B ❑ wi additional attachments
Effluent Discharges
E ❑ wl Table C
au
"' Section 4:Not Applicable
Section 5:Not Applicable
0,
d
U
❑ Section 6:Checklist and ❑
Certification Statement wl attachments
in
.r 6.2 Certification Statement
U
d
1 certify 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 ray 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.lam aware that there are significant penalties for submitting false information,including the possibility of fine
and imprisonment for knowing violations.
Name(print or type first and last name) Official title
A55i5'1ard
Toh11 N>isdon 5 upxxininrccnt"
Signature Date signed
on bechatcof ChorokcC County 8oardof',5duo04;en
/Li ,7440earx) `128/2022
Page 10

I NPDES Permit Number Fad Name Duffel Number Modified AppUcation Form 2A
NC0035386 Hiwassee Dam WW1?NPDES
March 2021
TABLE A.EFFLUENT PARAMETERS FOR ALL POTWS
Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL
— — —T — —
Pollutant Value y Units Value Units Number of Method' (include units)
Samples
6iocnem,;ai oxygen demand
m BON or❑CBODs 7.7 Mg/L 4.7 Mg/L 4 ❑ML
❑MDL
:.. one
Fecal coliform 160 1r100 ml 107 8100 ml a 0 ML
❑MDL
Design flow rate 0.014 MGD 0.0012 MGD 4
pH(minimum) fJ 6.1 su
pH(maximum) 7.6 su
Temperature(winter) 21.9 C 13.4 C 4
Temperature(summer) 25.9 C 21.8 C 4
Total suspended solids(TSS) <5 Mg/L <5 Mg/L 4 0 ML
DL
Sampling shall be conducted according to sufficiently sensitive test procedures(i.e.,methods)approved under 40 CFR 136 for the analysis of pollutants or pollutant parameters or
required under 40 CFR chapter I,subchapter N or 0.See instructions and 40 CFR 122.21(e)(3).
11
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