NC0034452_Draft Permit_20240319

ROY COOPER
Governor
ELIZABETH S. BISER
Secretary
RICHARD E. ROGERS, JR.
Director
Aqua North Carol i na, Inc
Attn: Lauren Raup-Plummer
202 MacKenan Court
Cary, NC 27511
Dear Permittee,
NORTH CAROLINA
Environmental Quality
03/05/2024
Subject: Draft NPDES Permit NCO034452
Willow Creek WWTF
Grade I I Bi of ogi cal WPCS
Davidson County
The Division has reviewed your request to renew the subject permit. Please review this draft carefully to ensure a
thorough understanding of the information, conditions, and requirements it contains.
The draft permit indudesthefollowing significant changesfrom the existing permit:
• Section A. (3.) has been updated to require electronic submission of
effI uent data reports (DM Rs). Federal regul ati ons requi re d ectroni c
submittal of all discharge monitoring
R ease note that A bbotts Creek i s I i sted as an i mpai red waterbody on the North Carol i na 303(d) I mpai red Waters
List. Addressing impaired waters i s a high priority with the Divison, and instream data will continueto be
evaluated. If there is noncompliance with this permit's effluent limits and stream impairment can be attributed to
your facility, then mitigative measures may be required.
The NPDES standad conditions (Farts 11, 111, and IV) that are a part of the permit are not i nd uded in this draft
document (cover, map, and Part 1). The conditions are the same as in your current permit except that agency and
division names have been updated. The latest version is avali l able at.httm//bit.ly/3k5NFaL and can be viewed
online or downloaded as a PDF fi I e.
With this notifi cati on, the Division wi I I solicit public comment on this draft permit by publishing a notice in
newspapers having circulation in the general Davidson County aea, per EPA requirements. Please provide your
comments, if any, to meat the address below no later than 30days after receiving thisdraft permit.
Fol I owi ng the 30-day public comment period, the Division will review ell pertinent comments and take
appropriate action prior to issuing a fi nal permit. If you have questions concerning the draft, pl use contact me at
[phone] or via e-mail of kate.shadweJlCR)-deq.nc.gov.
i
Catheri ne Sbadwel I
NPDES Compliance and Expedited Permitting
cc: NPDES File [Laserfiche]
Winston Salem Regional Office [ L aserf i che]
yDEQNorth Card ina Deper� of Environmental Quality I Division of Water Resource`
512 North Salisbury Street 1 1617Mail ServiceCenter I Raleigh,NorthCardina276W1617
919.707.9000

Permit NCO034452
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 143-215.1, other lawful standards
and regulations promulgated and adopted by the North Carolina Environmental Management
Commission, and the Federal Water Pollution Contr ct, as amended,
Ar
Aqua North Carolina, lk .
is hereby authorized to discharge wastewater from a facility loted at the
to receiving waters designated as
with effluent limitations, monitor
hereof.
This permit shall becom
Willow Creek WWTP
SW of WilWhhCreek Country Club
High Point
Davidson County
:he Yadkin -Pee Dee River Basin in accordance
other conditions set forth in Parts I, II, III and IV
This permit and authorization to discharge shall expire at midnight on April 30, 2029.
Signed this day
John E. Hennessy, Section Chief Regional Operations
Division of Water Resources
By Authority of the Environmental Management Commission
Page 1 of 6

Permit NCO034452
SUPPLEMENT TO PERMIT COVER SHEET
All previous NPDES Permits issued to this facility, whether for operation or discharge are hereby
revoked, and as of this 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 described herein.
Aqua North Carolina, Inc.
is hereby authorized to:
1. Continue to operate an existing 0.08 MGD wastewater treatment f ility that includes the following
components:
• Influent pump station
• Bar screens
• Flow equalization tank
• Three aeration basins
• Three secondary clarifiers
• Gravity sand filters
• Chlorine contact chamber
• De -chlorination
• Effluent flow measuremer
The facility is located at the
in Davidson County. 10
(SW of Willow Creek Country Club, High Point)
2. Discharge from said treatment works via Outfall 001, at the location specified on the attached
map, into Abbotts Creek, a waterbody currently classified WS-III [Stream Index: 12-119-(1)]
within subbasin 03-07-07 [HUC: 0304010302021 of the Yadkin -Pee Dee River Basin.
Page 2 of 6

Permit NCO034452
PART I.
A. (1.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS
[15A NCAC 02B .0400 et seq., 02B .0500 et seq.]
Grade II Biological Water Pollution Control System [15A NCAC 08G .0302]
During the period beginning on the effective date of this permit and lasting until expiration, the Permittee is
authorized to discharge from Outfall 001. Such discharges shall be limited and monitored' by the Permittee as
specified below:
PARAMETERS
Limits
Monitoring
Requirements
Monthly
Daily
Measurement
Sample
Sample
eDMR Code
Average
Maximum
Frequency
Type
Location2
Flow MGD
50050
0.08 MGD
Continuous
RecordingInfluent
or
Effluent
BOD 5-Day
(April 1 to October 31
C0310
9.0 mg/L
13.5 mg/L
Weekly
Composite
Effluent
BOD 5-Day
November 1 to March 31
C0310
15.0 mg/L
22.5 mg/L
Weekly
Composite
Effluent
Total Suspended Solids
C0530
30.0 mg/L
45.0 rng/L
eekly
Composite
Effluent
NH3 as N
C0610
5.5 mg/L
27.5 mg/L
Weekly
Grab
Effluent
1 to October 31
.(April
NH3 as N
C0610
11.0 mg/L
35.0mg/L
Weekly
Grab
Effluent
November 1 to March 31
Fecal Coliform
31616
200/100 r6L
400/100 mL<
Weekly
Grab
Effluent
(geometric mean
Total Residual Chlorine (TRC)3
50060
g`
f ~ 28 Ng/L
2/Week
Grab
Effluent
Temperature °C
00010
Monitor and Report
Weekly
Grab
Effluent
Temperature °C
00010
Monitor and Report
Weekly
Grab
Upstream &
Downstream
Dissolved Oxygen A
00300 °
Daily Average > 5.0 mg/L
Weekly
Grab
Effluent
Dissolved Oxygen
00300
E ° >
Monitor and Report
Weekly
Grab
Upstream &
Downstream
Total Nitrogen
Cd*
Monitor and Report
Monthly
Composite
Effluent
Total Phosphorous
00665
Monitor and Report
Monthly
Composite
Effluent
pH
00400
> 6.0 and < 9.0 Standard Units
Weekly
Grab
Effluent
Footnotes:
1. The Permittee shall submit discharge monitoring reports electronically using the NC DWR's
eDMR system [see A. (3.)].
2. Sample Locations: Upstream = at NCSR 1743. Downstream = At NCSR 1744
3. The Division shall consider all effluent total residual chlorine values reported below 50
µg/l to be in compliance with the permit. However, the permittee shall continue to record
and submit all values reported by a North Carolina certified laboratory (including field
certified), even if these values fall below 50 µg/l.
THERE SHALL BE NO DISCHARGE OF FLOATING SOLIDS OR VISIBLE FOAM IN
OTHER THAN TRACE AMOUNTS
Page 3 of 6

Permit NCO034452
A. (2.) NUTRIENT REOPENER FOR HIGH ROCK LAKE
[G.S. 143-215.1 ()]
This permit may be reopened and modified to implement nutrient requirements in accordance with any future
TMDL and / or nutrient management strategy for High Rock Lake.
A.(3.) ELECTRONIC REPORTING - 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 follo ` 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. ReDortinL7 Rea uirements 1Sunersedes Section D. (2.) a191 Section E. (5.) (a)l
The permittee shall report discharge monitori rdaJ�enically using the NC DWR's Electronic
Discharge Monitoring Report (eDMR) intrnet lication.
Monitoring results obtained An th el v' nth(s) shall be summarized for each month and
submitted monthly electro ' lly ueDMR. The eDMR system allows permitted facilities to
enter monitoring data and submit D s electronically using the internet. The eDMR system may
be accessed at: httpsleq.nc.gov out/dl'visions/water-resources/edmr.
If a permittee is unable to use the a MR 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.
Monitoring results obtained during the previous month(s) shall be summarized for each month and
reported via the eDMR system no later than the last calendar day of the month following the
Page 4 of 6

Permit NCO034452
completed reporting period. 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, 2025, the permittee must electronically report the following compliance
monitoring data and reports, when applicable:
• Sewer Overflow/Bypass Event Reports; and
• Pretreatment Program Annual Reports; and
• Clean Water Act (CWA) Section 316(b) Annual Reports.
The permittee may seek an electronic reporting waiver from the Division (see "How to Request a
Waiver from Electronic Reporting" section below).
a. Electronic Submissions
In accordance with 40 CFR 122.41(1)(9), the permittee mus the initial recipient at the time
of each electronic submission. The permittee should use PA ebsite resources to identify the
initial recipient for the electronic submission.
Initial recipient of electronic NPDES information fro S-regulated facilities means the entity
(EPA or the state authorized by EPA to implement the ES program) that is the designated entity
for receiving electronic NPDES data [see 40 F 7.2
EPA plans to establish a website that ' also lin^the propriate electronic reporting tool for
each type of electronic submission A Mr each state. Instructions on how to access and use the
appropriate electronic reportin I will be available as well. Information on EPA's NPDES
Electronic Reporting Rule is fo Wliiation-system-npdes-electronic-reporting-rule
ttps:/l tv.federairegister.gov/documents/2015/10/22/2015-
24954/national-pollutant- a
Electronic submissions must start by the dates listed in the "Reporting Requirements" section
above.
b. How to Request a Wai om 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 NCO034452
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
c. S_ij!natory 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. (I I.)(a) or by a duly authorized representative of that person as described in Part II,
Section B. (I 1.)(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 D must obtain an eDMR user
account and login credentials to access the eDMR system. For re information on North
Carolina's eDMR system, registering for eDMR and obtain' DMR user account, please visit
the following web page:
Z,.6
http://deq.nc.gov/about/divisions/water-resources/e
Certification. Any person submitting an elec onic DNH&sing the state's eDMR system shall make
the following certification [40 CFR 122.22]. TEMENTS OF CERTIFICATION
WILL BE ACCEPTED:
"I 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 theinformafiRRTWhitted Based on my inquiry of the person or
persons who manage the Aystem, or those persons directly responsible for gathering the information,
the information submi is, to the best of my knowledge and belief, true, accurate, and complete. I
am aware that there signiftcant penalties for submitting false information, including the
possibility of fines an01krisoninqWfor knowing violations. "
0
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

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Aqua North Carolina, Inc.
Facility
Willow Creek Subdivision WWTP
Location
Latitude: 350 58' 04" N River Basin: Yadkin -Pee Dee
Longitude: 80' 06' 02" W Subbasin: 03-07-07
not to scale
Stream Class: WS-III Stream Segment: 12-119-(1)
Receiving Stream: Abbotts Creek HUC: 030401030202
NPDES Permit NC0034452
North
Davidson County