NC0076066_Renewal (Application)_20230629

ROY COOPER �;,) _ p�
Governor p� r l �c
ELIZABETH S.BISER •
'max„Am
Secretary
RICHARD E.ROGERS,JR. NORTH CAROLINA
Director Environmental Quality
June 29, 2023
Wilkes County Schools
Attn: Thomas J. Spicer, ORC
613 Cherry St
North Wilkesboro, NC 28659
Subject: Permit Renewal
Application No. NC0076066
North Wilkes High School WWTP
Wilkes County
Dear Applicant:
The Water Quality Permitting Section acknowledges the June 29, 2023, 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,
Wren Th dford
Administrative Assistant
Water Quality Permitting Section
ec: WQPS Laserfiche File w/application
DE North Carolina Department v Qity r
Winston-Salem Regional OfFlteofEn 1150 West Haneuals MillI Road.Division Suiteof 300Wate Winston-SResourcesalem.North Carolina 27105
a ^•w�^� 336.7769800

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
North Wilkes High
NC - 0076066
Note: Complete this form if your facility is a MINOR new or existing publicly owned treatment works.

NPDES Permit Number Facility Name Modified Application Form 2A
NC0076066 North Wilkes High School Modified 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 ma result in denial of the a.plication.)
SECTION 1.BASIC APPLICATION INFORMATION FOR ALL APPLICANTS(40 CFR 122.21Q)(1)and(9))
1.1 Facility name
North Wilkes High School
Mailing address(street or P.O.box)
2986 Traphill Road
City or town State ZIP code
Hays NC 28635
Contact name(first and last) Title Phone number Email address
Thomas Spicer ORC [phone] [e-mail]
Y Location address(street,route number,or other specific identifier) ❑ Same as mailing address
613 Cherry Street
City or town State ZIP code
North Wilkesboro NC 28659
1.2 Is this application for a facility that has yet to commence 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
Applicant address(street or P.O.box)
0
City or town State ZIP code
Contact name(first and last) Title Phone number Email address
a 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 El Applicant
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
number for each.)
Existing Environmental Permits
NPDES(discharges to surface 0 RCRA(hazardous waste) UIC(underground injection
water) control)
E NC0076066
o ❑ PSD(air emissions) ❑ Nonattainment program(CAA) 0 NESHAPs(CM)
rn
❑ Ocean dumping(MPRSA) ❑ Dredge or fill(CWA Section ❑ Other(specify)
404)
Page 1

NPDES Permit Number Facility Name Modified Application Form 2A
NC0076066 North Wilkes High School Modified 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
%separate sanitary sewer ❑ Own ❑ Maintain
0 %combined storm and sanitary sewer 0 Own ❑ Maintain
N _ ❑ Unknown ❑ Own ❑ Maintain
co _ %separate sanitary sewer 0 Own 0 Maintain
o
%combined storm and sanitary sewer 0 Own ❑ Maintain
❑ Unknown ❑ Own ❑ Maintain
0.
—
0 %separate sanitary sewer ❑ Own 0 Maintain
a
co %combined storm and sanitary sewer 0 Own ❑ Maintain
❑ Unknown 0 Own ❑ Maintain
E
%separate sanitary sewer ❑ Own ❑ Maintain
%combined storm and sanitary sewer ❑ Own ❑ Maintain
c _ iiimiliii❑ Unknown ❑ Own ❑ Maintain
'� Total
°' Population
Served
Separate Sanitary Sewer System Combined Storm and
Sanitary Sewer ___
Total percentage of each type of
sewer line(in miles)
a' 1.8 Is the treatment works located in Indian Country?
o ❑ Yes ❑✓ No
U
c 1.9 Does the facility discharge to a receiving water that flows through Indian Country?
c 0 Yes ❑✓ No
1.10 Provide design and actual flow rates in the designated spaces. Design Flow Rate
mgd
Ta
= N Annual Average Flow Rates(Actual)
a R Two Years Ago Last Year This Year
C
C CO mgd mgd mgd
Maximum Daily Flow Rates(Actual)
Two Years Ago Last Year This Year
mgd mgd mgd
y 1.11 Provide the total number of effluent discharge points to waters of the State of North Carolina by type.
o Total Number of Effluent Discharge Points by Type
aConstructed
TreatedCD Effluent Untreated Effluent Combined Sewer Bypasses Emergency
L I— Overflows Overflows
U
_H
Page 2

NPDES Permit Number Facility Name Modified Application Form 2A
NC0076066 North Wilkes High School Modified March 2021
Outfalls Other Than to Waters of the State of North Carolina
1.12 Does the POTW discharge wastewater to basins,ponds,or other surface impoundments that do not have outlets
for discharge to waters of the State of North Carolina?
❑ Yes El 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
❑ Continuous
gpd ❑ Intermittent
❑ Continuous
gpd ❑ Intermittent
❑ Continuous
gpd ❑ Intermittent
1.14 Is wastewater applied to land?
2 Yes NoSKIPItem 1❑ ❑ S I to 1. 6.
0 1.15 Provide the land application site and discharge data requested below.
Land Application Site and Discharge Data
6 Continuous or
Location Size Average Daily Volume Intermittent
a, Applied (check one)
co
Hacres d 0 Continuous
o gpd ❑ Intermittent
acresgpd ❑ Continuous
0 ❑ Intermittent
acres d ❑ Continuous
gp ❑ Intermittent
R 1.16 Is effluent transported to another facility for treatment prior to discharge?
o ❑ Yes ❑ 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 ❑ No 4 SKIP to Item 1.20.
1.19 Provide information on the transporter 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
Page 3

NPDES Permit Number Facility Name Modified Application Form 2A
NC0076066 North Wilkes High School Modified March 2021
1.20 In the table below,indicate the name,address,contact information,NPDES number,and average dailyflow rate of the
receiving facility.
Receiving Facility Data
Facility name Mailing address(street or P.O.box)
City or town State ZIP code
0
o Contact name(first and last) Title
0
Phone number Email address
o NPDES number of receiving facility(if any) ❑None
Average daily flow rate mgd
1.21 Is the wastewater disposed of in a manner other than those already mentioned in Items 1.14 through 1.21 that do
d not have outlets to waters of the State of North Carolina(e.g.,underground percolation,underground injection)?
L ❑ Yes ❑ No 4 SKIP to Item 1.23.
0 1.22 Provide information in the table below on these other disposal methods.
Information on Other Disposal Methods
o Disposal Location of Size of Annual Average Continuous or Intermittent
Method Disposal Site Disposal Site Daily Discharge (check one)
Description Volume
0 Continuous
acres gpd 0 Intermittent
❑ Continuous
acres gpd ❑ Intermittent
acresgpd 0 Continuous
❑ 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.
Consult with your NPDES permitting authority to determine what information needs to be submitted and when.)
C ❑ 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 ❑ 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 maintenance responsibilities.
Contractor Information
Contractor 1 Contractor 2 Contractor 3
0
Contractor name
(company name)
Mailing address
(street or P.O.box)
City,state,and ZIP
R code
Contact name(first and
ci last)
Phone number
Email address
Operational and
maintenance
responsibilities of
contractor
Page 4

NPDES Permit Number Facility Name Modified Application Form 2A
NC0076066 North Wilkes High School Modified March 2021
SECTION 2.ADDITIONAL INFORMATION(40 CFR 122.21(j)(1)and(2))
Outfalls to Waters of the State of North Carolina
LL 2.1 Does the treatment works have a design flow greater than or equal to 0.1 mgd?
rn
❑ Yes ❑ No 4 SKIP to Section 3.
0 2.2 Provide the treatment works'current average daily volume of inflow Average Daily Volume of Inflow and Infiltration
'1 and infiltration.
gpd
= Indicate the steps the facility is taking to minimize inflow and infiltration.
0
_
2.3 Have you attached a topographic map to this application that contains all the required information?(See instructions for
R Q specific requirements.)
R
O
O.
0 ❑ Yes ❑ No
E 2.4 Have you attached a process flow diagram or schematic to this application that contains all the required information?
ocu (See instructions for specific requirements.)
rn
it co
o ❑ Yes ❑ No
2.5 Are improvements to the facility scheduled?
❑ Yes ❑ No 4 SKIP to Section 3.
= Briefly list and describe the scheduled improvements.
0
C
1.
E
2.
E
0 0
3.
4.
c 2.6 Provide scheduled or actual dates of completion for improvements.
Scheduled or Actual Dates of Completion for Improvements
E Affected Attainment of
Scheduled Begin End Begin
Outfalls Operational
2 Improvement Construction Construction Discharge
(from above) (list outfall (MM/DD/YYYY) (MM/DD/YYYY) (MM/DD/YYYY) Level
number) (MM/DD/YYYY)
1.
d — —
co
2.
3.
4.
2.7 Have appropriate permits/clearances concerning other federal/state requirements been obtained?Briefly explain your
response.
❑ Yes ❑ No ❑ None required or applicable
Explanation:
Page 5

NPDES Permit Number Facility Name Modified Application Form 2A
NC0076066 North Wilkes High School Modified 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 Outfall Number Outfall Number
State
County
City or town
0
w
Distance from shore ft. ft. ft.
Depth below surface ft. ft. ft.
Average daily flow rate mgd mgd mgd
Latitude °
Longitude "
3.2 Do any of the outfalls described under Item 3.1 have seasonal or periodic discharges?
❑ Yes ❑ No 4 SKIP to Item 3.4.
t, 3.3 If so,provide the following information for each applicable outfall.
Outfall Number Outfall Number Outfall Number
o i
Number of times per year
o discharge occurs
c Average duration of each
`o discharge(specify units)
Average flow of each
o discharge mgd mgd mgd
Months in which discharge
occurs
3.4 Are any of the outfalls listed under Item 3.1 equipped with a diffuser?
❑ Yes ❑ No 4 SKIP to Item 3.6.
3.5 Briefly describe the diffuser t pe at each applicable outfall.
Outfall Number Outfall Number Outfall Number
0
(A 3.6 Does the treatment works discharge or plan to discharge wastewater to waters of the State of North Carolina from
one or more discharge points?
❑ Yes 0 No+SKIP to Section 6.
Page 6

NPDES Permit Number Facility Name Modified Application Form 2A
NC0076066 North Wilkes High School Modified March 2021
3.7 Provide the receiving water and related information(if known)for each outfall.
Outfall Number Outfall Number Outfall Number
Receiving water name
Name of watershed,river,
0 or stream system
TEL U.S.Soil Conservation
Service 14-digit watershed
code
Name of state
management/river basin
rn
U.S.Geological Survey
8-digit hydrologic
ce cataloging unit code
Critical low flow(acute) cfs cfs cfs
Critical low flow(chronic) cfs cfs cfs
Total hardness at critical mg/L of mg/L of mg/L of
low flow CaCO3 CaCO3 CaCO3
3.8 Provide the following information describing the treatment provided for discharges from each outfall.
Outfall Number Outfall Number Outfall Number
Highest Level of ❑ Primary ❑ Primary ❑ Primary
Treatment(check all that ❑ Equivalent to ❑ Equivalent to ❑ Equivalent to
apply per outfall) secondary secondary secondary
❑ Secondary ❑ Secondary ❑ Secondary
❑ Advanced ❑ Advanced 0 Advanced
❑ Other(specify) ❑ Other(specify) 0 Other(specify)
Q0
Design Removal Rates by
Outfall
BODs or CBOD5 0/0
.42
TSS
I-
❑Not applicable ❑Not applicable ❑Not applicable
Phosphorus
❑Not applicable 0 Not applicable ❑Not applicable
Nitrogen
Other(specify) ❑Not applicable ❑Not applicable ❑Not applicable
0/0
Page 7

NPDES Permit Number Facility Name Modified Application Form 2A
NC0076066 North Wilkes High School Modified March 2021
3.9 Describe the type of disinfection used for the effluent from each outfall in the table below.If disinfection varies by
season,describe below.
0
= Outfall Number Outfall Number Outfall Number
0
Disinfection type
U
N
0
Seasons used
Dechlorination used? ❑ Not applicable ❑ Not applicable ❑ Not applicable
❑ Yes ❑ Yes ❑ Yes
❑ No ❑ No ❑ No
3.10 Have you completed monitoring for all Table A parameters and attached the results to the application package?
❑ Yes ❑ 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?
❑ Yes ❑ 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
is .
Number of tests of discharge
= water
Number of tests of receiving
water
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?
❑ Yes 4 Complete Table B,including chlorine. ❑ 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 ❑ 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?
❑ Yes ❑ No additional sampling required by NPDES
permitting authority.
Page 8

NPDES Permit Number Facility Name Modified Application Form 2A
NC0076066 North Wilkes High School Modified March 2021
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?
El Yes ❑ No 4 Complete tests and Table E and SKIP to
Item 3.26.
3.20 Have you previously submitted the results of the above tests to your NPDES permitting authority?
El 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
(MM/DD/YYYY)
v
c
C
r3 3.22 Regardless of how you provided your WET testing data to the NPDES permitting authority,did any of the tests result in
toxicity?
cn
❑ Yes ❑ No 4 SKIP to Item 3.26.
F3.23 Describe the cause(s)of the toxicity:
C
w
3.24 Has the treatment works conducted a toxicity reduction evaluation?
❑ Yes ❑ 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 outfalls and attached the results to the application package?
El Yes ❑ Not applicable because previously submitted
information to the NPDES •ermittin. authorit .
Page 9

NPDES Permit Number Facility Name Modified Application Form 2A
NC0076066 North Wilkes High School Modified March 2021
SECTION 6.CI-ECKLIST 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/variance request(s) ❑ w/additional attachments
Information for All Applicants
❑✓ Section 2:Additional ❑✓ w/topographic map ❑ w/process flow diagram
Information ❑ w/additional attachments
I' w/Table A ❑ w/Table D
❑✓ Section 3: Information on ❑ w/Table B 0 w/additional attachments
Effluent Discharges
'g 0 w/Table C
CO
iii Section 4:Not Applicable
0
iii
Section 5:Not Applicable
CD
Section 6:Checklist and
R [7f d w/attachments
Certification Statement
11
Y 6.2 Certification Statement
U
d
/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 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. 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()' ti
Official title
-----77(.3/17 4,/-
Signature Date signed
... .z4.....
„....„...... „ .2,„ee:jo_t_
Please see attached
documents!! !
Page 10

NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A
NC0076066 North Wilkes High School Modified March 2021
TABLE A. EFFLUENT PARAMETERS FOR ALL POTWS
Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL
Pollutant Number of Method' (include
Value Units Value Units Samples units)
Biochemical oxygen demand
❑ML
❑BODs or o CBOD5 ❑MDL
(report one)
❑ML
Fecal coliform ❑MDL
Design flow rate
pH(minimum)
pH(maximum)
Temperature(winter)
Temperature(summer)
❑ML
Total suspended solids(TSS) ❑MDL
1 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).
Page 11

EPA Identification Number NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A
NC0076066 North Wilkes High School Modified March 2021
TABLE B.EFFLUENT PARAMETERS FOR ALL POTWS WITH A FLOW EQUAL TO OR GREATER THAN 0.1 MGD
Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL
Pollutant Number of Method' (include
Value Units Value Units Samples units)
ML
Ammonia(as N) ❑MDL
Chlorine ❑ML
(total residual,TRC)2 ❑MDL
0 ML
Dissolved oxygen ❑MDL
Nitrate/nitrite ❑ML
❑MDL
0 ML
Kjeldahl nitrogen ❑MDL
0 ML
Oil and grease ❑MDL
❑ML
Phosphorus ❑MDL
Total dissolved solids ❑ML
o MDL
1 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).
2 Facilities that do not use chlorine for disinfection,do not use chlorine elsewhere in the treatment process,and have no reasonable potential to discharge chlorine in their effluent are not
required to report data for chlorine.
EPA Form 3510-2A(Revised 3-19) Page 12

EPA Identification Number NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A
NC0076066 North Wilkes High School Modified March 2021
TABLE C.EFFLUENT PARAMETERS FOR SELECTED POTWS
Maximum Daily Discharge Average Daily Discharge
Pollutant Analytical ML or MDL
Value Units Value Units Number of Methods (include units)
Samples
Metals,Cyanide,and Total Phenols
Hardness(as CaCO3) ❑ML
0 MDL
❑ML
Antimony,total recoverable ❑MDL
Arsenic,total recoverable ❑ML
0 MDL
ML
Beryllium,total recoverable ❑MDL
Cadmium,total recoverable ❑ML
❑MDL
Chromium,total recoverable ❑ML
_ ❑MDL
ML
Copper,total recoverable ❑MDL
Lead,total recoverable ❑ML
0 MDL
Mercury,total recoverable ❑ML
❑MDL
Nickel,total recoverable ❑ML
❑MDL
Selenium,total recoverable ❑ML
❑MDL
Silver,total recoverable ❑ML
❑MDL
Thallium,total recoverable ❑ML
❑MDL
Zinc,total recoverable ❑ML
0 MDL
❑ML
Cyanide ❑MDL
Total phenolic compounds ❑ML
❑MDL
Volatile Organic Compounds
Acrolein ❑ML
❑MDL
0 ML
Acrylonitrile ❑MDL
Benzene ❑ML
❑MDL
Bromoform ❑ML
❑MDL
EPA Form 3510-2A(Revised 3-19) Page 13

EPA Identification Number NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A
NC0076066 North Wilkes High School Modified March 2021
TABLE C. EFFLUENT PARAMETERS FOR SELECTED POTWS
Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL
Pollutant Number of Method, (include units)
Value Units Value Units Samples
Carbon tetrachloride ❑ML
❑MDL
Chlorobenzene ❑ML
❑MDL
Chlorodibromomethane ❑ML
_ ❑MDL
Chloroethane o ML
❑MDL
2-chloroethylvinyl ether ❑ML
❑MDL
Chloroform ❑ML
_ ❑MDL _
•
Dichlorobromomethane ❑ML
_ _ _ _ _ ❑MDL
1,1-dichloroethane ❑ML
❑MDL
1,2-dichloroethane ❑ML
❑MDL
trans-1,2-dichloroethylene ❑ML
❑MDL
1,1-dichloroethylene ❑ML
❑MDL
1,2-dichloropropane ❑ML
❑MDL
1,3-dichloropropylene ❑ML
❑MDL
Ethylbenzene ❑ML
❑MDL
Methyl bromide ❑ML
❑MDL
Methyl chloride ❑ML
❑MDL
Methylene chloride ❑ML
❑MDL
1,1,2,2-tetrachloroethane ❑ML
❑MDL
ML
Tetrachloroethylene ❑MDL
Toluene ❑ML
❑MDL
❑ML
1,1,1-trichloroethane ❑MDL
❑ML
1,1,2-trichloroethane ❑MDL
EPA Form 3510-2A(Revised 3-19) Page 14

EPA Identification Number NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A
NC0076066 North Wilkes High School Modified March 2021
TABLE C.EFFLUENT PARAMETERS FOR SELECTED POTWS
Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL
Pollutant Number of Method1 (include units)
Value Units Value Units Samples
ML
Trichloroethylene ❑MDL
0 ML
Vinyl chloride ❑MDL
Acid-Extractable Compounds
o ML
p-chloro-m-cresol 0 MDL
0 ML
2-chlorophenol 0 MDL
0 ML
2,4-dichlorophenol 0 MDL
0 ML
2,4-dimethylphenol 0 MDL
4,6-dinitro-o-cresol ❑ML
❑MDL
ML
2,4-dinitrophenol 0 MDL
❑ML
2-nitrophenol 0 MDL
❑ML
4-nitrophenol 0 MDL
0 ML
Pentachlorophenol ❑MDL
Phenol ❑ML
❑MDL
0 ML
2,4,6-trichlorophenol ❑MDL
Base-Neutral Compounds
0 ML
Acenaphthene ❑MDL
0 ML
Acenaphthylene 0 MDL
Anthracene ❑ML
❑MDL
Benzidine ❑ML
❑MDL
ML
Benzo(a)anthracene 0 MDL
ML
Benzo(a)pyrene ❑MDL
3,4-benzofluoranthene ❑ML
❑MDL
EPA Form 3510-2A(Revised 3-19) Page 15

EPA Identification Number NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A
NC0076066 North Wilkes High School Modified March 2021
TABLE C.EFFLUENT PARAMETERS FOR SELECTED POTWS
Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL
Pollutant Number of Method, (include units)
Value Units Value Units Samples
Benzo(ghi)perylene ❑ML
❑MDL
Benzo(k)fluoranthene ❑ML
❑MDL
Bis(2-chloroethoxy)methane ❑ML
❑MDL
Bis(2-chloroethyl)ether ❑ML
0 MDL
Bis(2-chloroisopropyl)ether ❑ML
0 MDL
Bis(2-ethylhexyl)phthalate ❑ML
0 MDL
4-bromophenyl phenyl ether ❑ML
❑MDL
Butyl benzyl phthalate ❑ML
0 MDL
2-chloronaphthalene ❑ML
0 MDL
4-chlorophenyl phenyl ether ❑ML
❑MDL
Chrysene ❑ML
❑MDL
❑ML
di-n-butyl phthalate ❑MDL
di-n-octyl phthalate ❑ML
0 MDL
Dibenzo(a,h)anthracene ❑ML
0 MDL
❑ML
1,2-dichlorobenzene 0 MDL
1,3-dichlorobenzene ❑ML
0 MDL
1,4-dichlorobenzene ❑ML
0 MDL
3,3-dichlorobenzidine ❑ML
0 MDL
Diethyl phthalate ❑ML
❑MDL
Dimethyl phthalate ❑ML
❑MDL
2,4-dinitrotoluene ❑ML
0 MDL
2,6-dinitrotoluene ❑ML
0 MDL
EPA Form 3510-2A(Revised 3-19) Page 16

EPA Identification Number NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A
NC0076066 North Wilkes High School Modified March 2021
TABLE C.EFFLUENT PARAMETERS FOR SELECTED POTWS
Maximum Daily Discharge Average Daily Discharge Analytical ML or MDL
Pollutant y
Value Units Value Units Number of Method' (include units)
Samples
1,2-diphenylhydrazine ❑ML
❑MDL
❑ML
Fluoranthene o MDL
❑ML
Fluorene ❑MDL
Hexachlorobenzene 0 ML
o MDL
Hexachlorobutadiene 0 ML
❑MDL
Hexachlorocyclo-pentadiene ❑ML
❑MDL
0 ML
Hexachloroethane ❑MDL
Indeno(1,2,3-cd)pyrene ❑ML
❑MDL
Isophorone ❑ML
❑MDL
Naphthalene ❑ML
❑MDL
Nitrobenzene ❑ML
❑MDL
❑ML
N-nitrosodi-n-propylamine ❑MDL
N-nitrosodimethylamine ❑ML
❑MDL
❑ML
N-nitrosodiphenylamine ❑MDL
❑ML
Phenanthrene ❑MDL
Pyrene ❑ML
❑MDL
1,2,4-trichlorobenzene 0 ML
o MDL
1 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).
EPA Form 3510-2A(Revised 3-19) Page 17

NPDES Permit Number Facility Name Outfall Number Modified Application Form 2A
NC0076066 North Wilkes High School Modified March 2021
TABLE D.ADDITIONAL POLLUTANTS AS REQUIRED BY NPDES PERMITTING AUTHORITY
Pollutant Maximum Daily Discharge Average Daily Dischar a Analytical ML or MDL
(list) Value Units Value Units Number of Method, (include units)
Samples
❑ No additional sampling is required by NPDES permitting authority.
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
❑ML
❑MDL
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).
Page 18

1
6/20/23,8:53 AM Watertech Database
North High-
Nl TERIlliTCCH LRBS hnc. EFFLUENT-2 EFFLUENT-3 INFLUENT STREAMS EXIT EFFLUENT
Date .'1nal3sis Rvss�it Analysis Rcsuit ,. . - , .ult naI si.'i Result
9/10/2020 BOD 2.8 TSS 5.7 NH3 1.77 Fecal <1
Coliform
9/24/2020 BOD <2.0 TSS <2.5 NH3 8.75 Fecal <1
Coliform
10/8/2020 BOD 2.2 TSS 3.7 NH3 1.82 Fecal <1
Coliform
10/22/2020 BOD 13.1 TSS 4.8 NH3 2.65 Fecal <1
Coliform
11/5/2020 BOD 5.7 TSS 5.5 NH3 0.88 Fecal <1
Coliform
11/19/2020 BOD <2.0 TSS <2.5 NH3 0.71 Fecal 61
Coliform
12/3/2020 BOD 3.5 TSS <2.5 NH3 4.88 Fecal <1
Coliform
12/17/2020 BOD <2.0 TSS 4.3 NH3 4.78 Fecal 295
Coliform
1/14/2021 BOD 8.0 TSS 4.1 NH3 4.62 Fecal <1
Coliform
1/27/2021 BOD 12.6 TSS 9.0 NH3 5.23 Fecal <I
Coliform
2/11/2021 BOD 11.2 TSS 4.3 NH3 7.88 Fecal <1
Coliform
2/25/2021 BOD 12.9 TSS 4.6 NH3 7.14 Fecal 17
Coliform
3/11/2021 BOD 7.9 TSS 5.2 NH3 9.36 Fecal <1
Coliform
3/25/2021 BOD 2.2 TSS 9.3 NH3 12.47 Fecal <1
Coliform
4/15/2021 BOD 7.8 TSS 6.0 NH3 7.34 Fecal <1
Coliform
4/29/2021 BUD 5.2 TSS 5.8 NH3 3.62 Fecal <1
Coliform
5/13/2021 BOD 10.2 TSS 8.3 NH3 2.07 Fecal <1
Coliform
5/27/2021 BOD 6.7 TSS 11.3 NH3 1.46 Fecal <1
Coliform
8/26/2021 BOD 7.8 TSS gar
NH3 <1.0 Fecal 18
Coliform
9/9/2021 BOD 4.1 TSS 6.8 NH3 1.67 Fecal <1
Coliform
9/23/2021 BOD 7.7 TSS 8.0 NH3 1.09 Fecal 2
Coliform
10/14/2021 BOD 10.4 TSS 12.8 NH3 1.89 Fecal 66
Coliform
10/27/2021 BOD <2.0 TSS 10.0 NH3 3.52 Fecal 160
Coliform
11/3/2021 BOD 6.7 TSS 6.8 NH3 4.67 Fecal 8
https://www.watertechlabs.com/results3.jsp 1/3

9/20/23,8:53 AM Watertech Database
Colifonn
11/18/2021 BOD 2.6 TSS 4.5 NH3 3.68 Fecal <1
Coliform
12/2/2021 BOD 13.3 TSS 4.8 NH3 4.59 Fecal 4
Coliform
12/16/2021 BOD 9.8 TSS 3.9 NH3 4.12 Fecal <1
Coliform
1/6/2022 BOD 2.1 TSS 7.3 NH3 3.14 Fecal <1
Coliform
1/25/2022 BOD 9.3 TSS 4.1 NH3 4.45 Fecal 2
Coliform
2/10/2022 BOD 2.8 TSS 3.6 NH3 4.51 Fecal 6
Coliform
2/24/2022 BOD 18.8 TSS 4.8 NH3 3.48 Fecal 1
Coliform
3/10/2022 BOD <2.0 TSS 3.9 NH3 2.87 Fecal <1
Coliform
3/24/2022 BOD <2.0 TSS 6.7 NH3 3.51 Fecal <1
Coliform
4/7/2022 BOD <2.0 TSS <2.5 NH3 4.56 Fecal <1
Coliform
4/28/2022 BOD 2.5 TSS <2.5 NH3 2.58 Fecal <1
Coliform
5/5/2022 BOD 4.2 TSS 5.0 NH3 2.45 Fecal <1
Coliform
5/19/2022 BOD <2.0 TSS <2.5 NH3 1.87 Fecal <1
Coliform
9/8/2022 BOD 7.9 TSS <2.5 NH3 1.89 Fecal <1
Coliform
9/22/2022 BOD <2.0 TSS 11.0 NH3 4.78 Fecal <1
Coliform
10/6/2022 BOD 5.0 TSS 8.3 NH3 4.52 Fecal <1
Coliform
10/20/2022 BOD 31.2 TSS 7.8 NH3 5.65 Fecal 1
Coliform
1 1/3/2022 BOD 28.4 TSS 8.4 NH3 4.62 Fecal <1
Coliform
11/17/2022 BOD 39.4 TSS 6.2 NH3 2.17 Fecal 3
Coliform
12/1/2022 BOD 17.1 TSS 4.9 NH3 5.17 Fecal 7
Coliform
12/14/2022 BOD 22.6 TSS 5.1 NH3 5.63 Fecal 11
Coliform
1/12/2023 BOD 21.5 TSS 5.0 NH3 4.28 Fecal 7
Colifonn
1/26/2023 BOD 3.5 TSS 3.6 NH3 3.88 Fecal 110
Coliform
2/9/2023 BOD <2.0 TSS 4.3 NH3 6.59 Fecal 88
Colifonn
2/23/2023 BOD <2.0 TSS 5.3 NH3 2.08 Fecal 105
Coliform
3/9/2023 BOD <2.0 TSS <2.5 NH3 5.78 Fecal 2
https://www.watertechlabs.com/results3.jsp 2/3

r— -
9/20/23,8:53 AM Watertech Database
Coliform
3/23/2023 BOD <2.0 TSS 6.2 NH3 3.19 Fecal 120
Coliform
4/5/2023 BOD <2.0 TSS <2.5 NH3 3.89 Fecal 1
Coliform
4/20/2023 BOD 16.0 TSS <2.5 NH3 1.26 Fecal <1
Coliform
<2.5 NH3 1.56 Fecal <1
5/3/2023 BOD 2.9 TSS Coliform
5/18/2023 BOD <2.0 TSS <2.5 NH3 2.57 Fecal <1
Coliform
55 5 (7 ___.c..)
https://www.watertechlabs.com/results3.jsp 3/3

6/26/23, 11:32 AM Watertech Database
North High-
' til! natiiTrot LINES Inc. EFFLUENT EFFLUENT-3 INFLUENT STREAMS EXIT EFFLUENT
�,f�afria g Result rx��9 as Resali
9/10/2020
9/24/2020
10/8/2020
10/22/2020
11/5/2020
11/19/2020
12/3/2020 NO2+NO3 23.0 TKN 6.60 T.Nitrogen 29.60 T.Phosphorus 4.11
12/17/2020
1/14/2021
1/27/2021
2/11/2021
2/25/2021
3/11/2021
3/25/2021
4/15/2021
4/29/2021 NO2+NO3 69.0 TKN 17.20 T.Nitrogen 86.20 T.Phosphorus 9.00
5/13/2021
5/27/2021
8/26/2021
9/9/2021
9/23/2021 NO2+NO3 48.0 TKN 33.60 T.Nitrogen 81.60 T. Phosphorus 7.83
10/14/2021
10/27/2021
https://www.watertechlabs.com/results3e.jsp 1/3

6/26/23, 11:32 AM Watertech Database
11/3/2021
11/18/2021 NO2+NO3 48.0 TKN 14.40 T.Nitrogen 62.40 T.Phosphorus 8.74
12/2/2021
12/16/2021
1/6/2022
1/25/2022
2/10/2022
2/24/2022
3/10/2022
3/24/2022 NO2+NO3 6.25 TKN 48.80 T.Nitrogen 55.05 T. Phosphorus 8.09
4/7/2022
4/28/2022
5/5/2022
5/19/2022 NO2+NO3 41.5 TKN 26.80 T.Nitrogen 68.30 T.Phosphorus 10.9
9/8/2022
9/22/2022 NO2+NO3 80.4 TKN 37.50 T.Nitrogen 117.90 T. Phosphorus 4.08
10/6/2022
10/20/2022
11/3/2022
11/17/2022
12/1/2022
12/14/2022 NO2+NO3 49.0 TKN 39.50 T.Nitrogen 88.50 T. Phosphorus 8.61
1/12/2023
1/26/2023
2/9/2023
2/23/2023 NO2+NO3 46.9 TKN 12.30 T.Nitrogen 59.20 T.Phosphorus 6.59
https://www.watertechlabs.com/results3e.jsp 2/3

6/26/23, 11:32 AM Watertech Database
3/9/2023
I 3/23/2023
4/5/2023
4/20/2023
5/3/2023
5/18/2023 NO2+NO3 76.9 TKN 28.40 T.Nitrogen 105.30 T.Phosphorus 8.67
https://www.watertechlabs.com/results3e.jsp 3/3

mem
, Y _ -
Permit NC0076066
Grade 1 Biological WPCS[15A NCAC 08G.0302]
Gs
Part I
A. (1) EFF
LUENT
UENT LIMITATIONS AND MONITORING REQUIREMENTS
• [15A NCAC 02B.0400 et seq., 02B.0500 et seq.]
During the period beginning on the effective date of the permit and lasting until
itll 'expiration, the
Permittee is authorized to discharge from outfall 001. Such discharges
d
monitored' by the Permittee as specified below:
PARAMETER
LIMITS MONITORING REQUIREMENTS
[eDMR Code] Monthly Daily Measurement Sample Sample
Average Maximum Frequency Type Location
Influent or
Flow 0.0105 MGD Weekly Instantaneous Effluent
[50050]
BOD,5 day,20°C 30.0 mg/L 45.0 mg/L 2/Month Grab Effluent
[00310]
Total Suspended Solids 30.0 mg/L 45.0 mg/L 2/Month Grab Effluent
[00530] .
NH3 as N [00610] 23.0 mg/L 35.0 mg/L 2/Month Grab Effluent
(April 1 to October 31)
NH3 as N [00610] 2/Month Grab Effluent
(November 1 to March 31)
Fecal Coliform [31616] 200/100 ml 4001100 ml 2/Month Grab Effluent
(geometric mean)
Total Residual Chlorine(TRC)1 28 NglL 2/Week Grab Effluent
[50060] Daily Grab Effluent
Temperature [00010]
Total Nitrogen [00600] Quarterly Grab Effluent
Total Phosphorus [00665] Quarterly Grab Effluent
pH [00400] >6.0 and<9.0 standard units 2/Month Grab Effluent
Notes:
1 The permittee shall submit discharge monitoring reports electronically using the Division's eDMR
system [see A. (3)]. effluent TRC values reported by a [including
2 The Permittee shalluentort values< 50 µg2 will be treated as zero for complianceapourpose
field-certified].
There shall be no discharge of floating solids or visible foam in other than trace amounts.
A. (2) NUTRIENT REOPENER FOR HIGH ROCK LAKE
[NCGS 143.215.1 (b)]
This permit may be reopened and modified to implement nutrient
ntegY Te foru High requirements
R in
a
accordance with any future TM
DL and / or nutrient management
Lake.
RnfGi

s a j f d • -0 g -)+ /�� _ L a vsrr�aast
A. �' 1 12_f --' h
/ 07:. eol ,
i....!.._ —
--"7 as_ //_ _,_` C
,-"' -_ - "`�,, Hick h �`' '")
r 'CP.
,_ '' 2 16 r /jf �J,_
'111
•
`, a - 1 '!
_f� Oa4 r:r - / s
h• riGS a rr-�
vs. Wolf Branch .y'
Outfall 001
'4.2
y •
) Oak
---- \,..\
C•
• 1 Camp Branch
2 300 ' �t
,ti t
- r:
77,,,,V ' • t \ )
-i1 r... 41/44 --..„..._.
( -------.-.--- - r,.az,N CI \iv*,,,,.;,,-1
. 1. ,- •
„ aF t • • ss4c 1, � �;
• �1
"'".1
,1.__..,,,./4..—.----:-4.- -----,_ ..--....:„:• ,,,
: l - 4. tf
.._,,
,,
`ft37t _a' i - , (,.
}
_.:.__...:,... , a* . - I , "\r"\., ,
_ P a
M i353 -� \ �3 - _ .ep 4.
r
y �4 r_-a
._,.,,, • Copyright:©2�013 National Geographpic.Society,i-cubed
Wilkes County School N �*
!
North Wilkes High School WWTP A � `�
NPDES Permit NC0076066 15°°
Receiving Stream:Wolf Branch Stream Class:B
Stream Segment: 12-46-3-1 Sub-Basin#:03-07-01
River Basin:Yadkin-Pee Dee HUC:030401010405 SCALE 36.275°N, -81.105° W
County:Wilkes 1:20,000