NC0020486_Renewal (Application)_20200812

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ROY COOPER 5 t
MICHAEL S.REGAN
Secretary �0 nvs. `-
S. DANIEL SMITH NORTH CAROLINA
Director Environmental Quality
August 17, 2020
USDA
Attn: Huston Nicholas, Forest Supervisor
160A Zillicoa St
Asheville, NC 28801
Subject: Permit Renewal
Application No. NC0020486
North Mills River Recreation Area
Henderson County
Dear Applicant:
The Water Quality Permitting Section acknowledges the August 12, 2020 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. 150E-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.
Sincere)
ren Thedford
Administrative Assistant
Water Quality Permitting Section
ec: WQPS Laserfiche File w/application
North Caro rs Depa rtn ert of Env;ronmtntti QuW!ty I 0+vision of Wsttr Rtsourc s D Q� Ashev:e R gora Off ae 12090 U.S.70 H ghnay 15�rann nos,North Carol ns 28778
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USDAUnited States Forest National Forests in North Carolina 160A Zillicoa Street
Department of Service Asheville,NC 28801
- Agriculture 828-257-4200
Fax: [phone]
File Code: 7100
Date: August 4, 2020
Wren Thedford RECEIVED
NC DENR/DWR/NPDES Unit AUG 12 2020
1617 Mail Service Center NCDEQIDWRINPDES
Raleigh,NC 27699-1617
Subject: Draft NPDES Permit
Permit NC0020486
USDA Forest Service, North Mills River Recreation Area
Recreation Area WWTP Facility Rating: WW-2
Henderson County
Dear Ms. Thedford:
Enclosed is the permit renewal application for North Mills River Recreation Area Wastewater
Treatment Plant.
Please contact Karl Buchholz, Forest Facilities Engineer at 828-443-1581 with questions and
concerns.
Si, •-
HURSTON A. NICHOLAS
Forest Supervisor
cc: Karl Buchholz, Barry Jones
Caring for the Land and Serving People Printed on Recycled Paper

NPDES APPLICATION - FORM D
For privately-owned treatment systems treating 100% domestic wastewaters <1.0 MGD
Mail the complete application to:
N. C. DENR / Division of Water Quality / NPDES Unit
1617 Mail Service Center, Raleigh, NC 27699-1617
NPDES Permit INC0020486
If you are completing this form in computer use the TAB key or the up - down arrows to move from one
field to the next. To check the boxes, click your mouse on top of the box. Otherwise,please print or type.
1. Contact Information:
Owner Name USDA- US Forest Service RECEIVED
Facility Name North Mills River Recreation Area AUG 12 7fl
Mailing Address 160 Zillicoa Street, Suite A NCnFQ/DWR/NPDES
City Asheville
State / Zip Code NC 28801-1082
Telephone Number 828-257-4200
Fax Number 828-257-4884
e-mail Address allen.nicholas*usda.gov
2. Location of facility producing discharge:
Check here if same address as above ❑
Street Address or State Road NCSR 1345 NW of Mills River
City Mills River
State / Zip Code NC
County Henderson
3. Operator Information:
Name of the firm, public organization or other entity that operates the facility. (Note that this is not
referring to the Operator in Responsible Charge or ORC)
Name USDA- US Forest Service
Mailing Address 160 Zillicoa Street, Suite A
City Asheville
State / Zip Code NC 28801-1082
Telephone Number 828-257-4200
Fax Number 828-257-4884
e-mail Address [e-mail]
1 of 3 Form-D 11/12

NPDES APPLICATION - FORM D
For privately-owned treatment systems treating 100% domestic wastewaters <1.0 MGD
4. Description of wastewater:
Facility Generating Wastewater(check all that apply):
Industrial Number of Employees
Commercial Number of Employees 4
Residential Number of Homes
School Number of Students/Staff
Other x Explain: Recreation Area
Describe the source(s) of wastewater (example: subdivision, mobile home park, shopping centers,
restaurants, etc.):
Domestic waste from community showers, dump station and full hook up sites
Number of persons served: 40
5. Type of collection system
X Separate (sanitary sewer only) ❑ Combined (storm sewer and sanitary sewer)
6. Outfall Information:
Number of separate discharge points 1
Outfall Identification number(s) 001
Is the outfall equipped with a diffuser? ❑ Yes X No
7. Name of receiving stream(s) (NEW applicants:Provide a map showing the exact location of each
outfall):
North Fork Mills River
8. Frequency of Discharge: X Continuous ❑ Intermittent
If intermittent:
Days per week discharge occurs: Duration:
9. Describe the treatment system
List all installed components, including capacities, provide design removal for BOD, TSS, nitrogen and
phosphorus. If the space provided is not sufficient, attach the description of the treatment system in a
separate sheet of paper.
A 0.012 MGD dual-train extended aeration package system with influent pump station,
7500-gallon flow equalization basin with manual bar screen, dual submersible 30-gpm
pumps, dual high-water alarms, 40-cfm blower, dual 7500-gallon aeration basins with
coarse air diffusers and 3 85-scfm blowers, dual secondary clarifiers, each with skimmer
and air lift sludge return, dual tertiary filers each with 40-scfm scour blower, clearwell
and mudwell, 4500 gallon aerobic digester with coarse air diffusers, tablet chlorine
disinfection, chlorine contact basin (417 gallons), tablet dechlorination, effluent outfall
line (225 linear feet of 6" gravity pipe)
2 of 3 Form-D 11/12

NPDES APPLICATION - FORM D
For privately-owned treatment systems treating 100% domestic wastewaters <1.0 MGD
10. Flow Information:
Treatment Plant Design flow 0.012 MGD
Annual Average daily flow .0017 MGD (for the previous 3 years)
Maximum daily flow MGD 0.009 (for the previous 3 years)
11. Is this facility located on Indian country?
❑ Yes X No
12. Effluent Data
NEW APPLICANTS:Provide data for the parameters listed. Fecal Coliform, Temperature and pH shall be grab
samples,for all other parameters 24-hour composite sampling shall be used. If more than one analysis is reported,
report daily maximum and monthly average. If only one analysis is reported, report as daily maximum.
RENEWAL APPLICANTS: Provide the highest single reading (Daily Maximum)and Monthly Average
over the past 36 months for parameters currently in your permit. Mark other parameters "N/A".
Parameter Daily Monthly Units of
Maximum Average Measurement
Biochemical Oxygen Demand (BOD5) 12.8 7.8 MG/L
Fecal Coliform <4 2.4 CFU/100ML
Total Suspended Solids 39.0 23.6 MG/L
Temperature (Summer) 24.5 22.9 C
Temperature (Winter) CLOSED CLOSED C
pH 7.9 7.6 units
13. List all permits, construction approvals and/or applications:
Type Permit Number Type Permit Number
Hazardous Waste (RCRA) NESHAPS (CAA)
UIC (SDWA) Ocean Dumping(MPRSA)
NPDES NC0020486 Dredge or fill (Section 404 or CWA)
PSD (CAA) Other
Non-attainment program (CAA)
14. APPLICANT CERTIFICATION
I certify that I am familiar with the information contained in the application and that to the
best of my knowledge and belief such information is true, complete, and accurate.
ALLEN NICHOLAS FOREST SUPERVISOR
Print o er Signing Title
• pplicant Date
North Carolina General Statute 143-215.6 (b)(2) states: Any person who knowingly makes any false statement representation, or certification in any
application, record, report,plan, or other document files or required to be maintained under Article 21 or regulations of the Environmental Management
Commission implementing that Article, or who falsifies, tampers with, or knowingly renders inaccurate any recording or monitoring device or method
required to be operated or maintained under Article 21 or regulations of the Environmental Management Commission implementing that Article, shall be
guilty of a misdemeanor punishable by a fine not to exceed$25,000,or by imprisonment not to exceed six months,or by both. (18 U.S.C.Section 1001
provides a punishment by a fine of not more than$25,000 or imprisonment not more than 5 years,or both,for a similar offense.)
3 of 3 Form-D 11/12