WQ0022224_Final Permit_20060920

of WArFq Michael F. Rasley.Govemor
' William G. Ross Jr.. &xaetar v
!�. North Carolina Pxpartment of Environment and Natural Resources
r, arm Alan W. Klimek. P.i?. Director
Division of Water Quality
September 20, 2006
The Honorable, Jody L McLeod, Mayor
Town of Clayton
Post Office Box 879
Clayton, North Carolina, 27520-0879
Subject: Permit No. WQ0022224
Town of Clayton
Conjunctive Use
Reclaimed Water Generation and Distribution System
Project Number E-SRG-T-02-0136
Dear Mayor McLeod:
In accordance with your application received January 15, 2003, we are forwarding herewith
Permit No. WQ0022224 dated September 20, 2006, to the Town of Clayton for the construction and
operation of the subject wastewater treatment, reclaimed water generation, and distribution system.
This permit shall be effective from the date of issuance until September 19, 2011, and shall
be subject to the conditions and limitations as specified therein. PIease pay particular attention to the
monitoring requirements in this permit. Failure to establish an adequate system for collecting and
maintaining the required operational information will result in future compliance problems.
The conjunctive use permit application and supporting documentation has been evaluated by
the Division, and it has been determined that flow equalization at the Town of Clayton wastewater
treatment facility is not required to meet the limitations of Section 11I.2 in Permit No. WQ0022224-
Accordingly, this permit is issued pursuant to 15A NCAC 02T. 0105(n), with the inclusion of
condition VI.4.
If any parts, requirements, or limitations contained in this permit are unacceptable, you have
the right to request an adjudicatory hearing upon written request within thirty (30) days following
receipt of this permit. This request must be in the form of a written petition, conforming to Chapter
150B of the North Carolina General Statutes, and filed with the Office of Administrative Hearings,
6714 Mail Service Center, Raleigh, NC 27699-6714. Unless such demands are made this permit
shall be final and binding.
Upon completion of construction and prior to operation of this permitted facility, a
certification must be received from a professional engineer certifying that the permitted facility has
been installed in accordance with the approved plans and specifications. Mail the Certification to
Cecil G. Madden, Jr., P.E., Construction Grants & Loans, DWQ/DENR, 1633 Mail Service Center,
Raleigh, NC 27699-1633.
NoNhCarolina
aturally
Nuilh Carolina Division of Water Quality 1617 Mail service Center Raleigh. NC 276O()-1617 Phone: [phone] i Customer Service
Internet: h2o.onr.state.nc.us 512 N. Salisbury St. Raleigh. NC 27604 FAX [phone]
An Equal OppartunitylAffirmative Action Employer— 50% RecycWi0% Post Consumer Paper

The Honorable, Jody L McLeod, Mayor
September 20, 2006
Page 2
One set of approved plans and specifications is being forwarded to you. If you need
additional information concerning this matter, please contact Cecil G. Madden, Jr., P.E. at
[phone].
Sincere[
G
Alan W. Klimek, E.
kp:cgm
cc: Dr. Shankar R. Mistry, P.E., The Wooten Company, Raleigh, N.C.
Johnston County Health Department
Raleigh Regional Office, Aquifer Protection Section
DWQ/Technical Assistance and Certification Unit
DWQ/Aquifer Protection Section/Land Application Unit/Central Files
DWQ/Aquifer Protection Section/Land Application Unit/LAU Files
Daniel Blaisdell, P.E.
Ishwar Devkota, P.E.
Cecil G. Madden, Jr., P.E.
Ken Pohlig, P.E.
CIG
SRG

NORTH CAROLINA
ENVIRONMENTAL MANAGEMENT COMMISSION
DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES
RALEIGH
RECLAIMED WATER GENERATION AND DISTRIBUTION PERMIT
In accordance with the provisions of Articie 21 of Chapter 143, General Statutes of North
Carolina as amended, and other applicable Laws, Rules, and Regulations
Town of Clayton
In
Johnston County
I'OR THE
Construction and operation of a 237,840 GPD (annually averaged) reclaimed water generation and
distribution system, consisting of approximately 11,265 feet of 6-inch reclaimed watermain,
8,621 feet of 8-inch reclaimed watermain (including 875 feet of 10-inch HDPE directional drill),
effluent transfer pump station, with two 300 gpm pumps, a turbidity meter, chlorine feed equipment,
associated appurtenances and piping to serve the Town of Clayton with no discharge of wastes to the
surface waters, pursuant to the application received January 15, 2003, and in conformity with the
project plan, specifications, and other supporting data subsequently filed and approved by the
Department of Environment and Natural Resources and considered a part of this permit.
This permit shall be effective from the date of issuance until September 19, 2011, and
shall be subject to the following specified conditions and limitations:
I. PERFORMANCE STANDARDS
Upon completion of construction and prior to operation of this permitted facility, a
certification must be received from a professional engineer certifying that the
permitted facility has been installed in accordance with this permit, the approved
plans and specifications, and other supporting materials. If this project is to be
completed in phases and partially certified, you shall retain the responsibility to track
further construction approved under the same permit, and shall provide a final
certificate of completion once the entire project has been completed. Mail the
Certification to Construction Grants & Loans, DWQIDENR, 1633 Mail Service
Center, Raleigh, NC 27699-1633.

Town of Clayton
Permit No. WQ0022224
September 20, 2006
Page 2
2. The Raleigh Regional Office, telephone number [phone], shall be notified at
least forty-eight (48) hours in advance of operation of the installed facilities so that an
in -place inspection can be made. Such notification to the regional supervisor shall be
made during the normal office hours from 8:00 a-m. until 5:00 p.m. on Monday
through Friday, excluding State Holidays.
The reclaimed water utilization facilities shall be effectively maintained and operated
at all times so that there is no discharge to the surface waters, nor any contamination
of ground waters that will render them unsatisfactory for normal use. In the event
that the facilities fail to perform satisfactorily, the Permittee shall take immediate
corrective actions including those actions that may be required by the Division of
Water Quality (Division), such as the construction of additional or replacement
wastewater treatment and disposal facilities.
4. The Town of Clayton is authorized to distribute its generated reclaimed water to the
following facilities:
Authorized Recipient
Permit
Annually Averaged
Number
Capacity
(gallons / day)
Pine Hollow Golf Club
WQ0024223
273,840
Total Authorized Capacity
273,840
Should reclaimed water quality result in non-compliance with reclaimed water
utilization requirements in the above stated permits, then the Town of Clayton shall
take corrective actions to restore and /or improve the quality of the generated
reclaimed water in order to mitigate the reclaimed water user's violations.
5. The issuance of this permit shall not relieve the Permittee of the responsibility for
damages to surface or ground waters resulting from the operation of this facility.
6. The residuals generated from these treatment facilities must be disposed in
accordance with General Statute 143-215.1 and in a manner approved by the
Division.
7. Diversion or bypassing of the untreated wastewater from the treatment facilities is
prohibited.
8. The following buffers shall be maintained:
a. 100 feet between wetted areas and water supply wells,
b. 100 feet between wetted areas and waters classified as SA,
C. 25 feet between wetted areas and surface waters not classified SA,
d. 100 feet between wastewater treatment units and wells,

Town of Clayton
Permit No. WQ0022224
September 20, 2006
Page 3
e. 50 feet between reclaimed water storage/irrigation ponds and property lines,
and
f. 50 feet between wastewater treatment units and property lines.
9. All reclaimed water valves, storage facilities, outlets shall be tagged or labeled to
warn the public or employees that the water is not intended for drinking. Where
appropriate, such warning shall inform the public or employees to avoid contact with
the water.
10. All reclaimed water piping, valves, outlets and other appurtenances shall be
color -coded, taped, or otherwise marked to identify the source of the water as being
reclaimed water.
a. All reclaimed water piping and appurtenances shall be either colored purple
(i.e., Pantone 522) and embossed or integrally stamped or marked
"CAUTION: RECLAIMED WATER DO NOT DRINK" or be installed with
a purple (i.e., Pantone 522) identification tape or polyethylene vinyl wrap.
The warning shall be stamped on opposite sides of the pipe and repeated every
three feet or less.
b. Identification tape shall be at least three inches wide and have white or black
lettering on purple (i.e., Pantone 522) field stating "CAUTION:
RECLAIMED WATER DO NOT DRINK." Identification tape shall be
installed on top of reclaimed water pipelines, fastened at least every 10 feet to
each pipe length and run continuously the entire length of the pipe.
C. Existing underground distribution systems retrofitted for the purpose of
distributing reclaimed water shall be taped or otherwise identified as in items
a. or b. above. This identification need not extend the entire length of the
distribution system but shall be incorporated within 10 feet of crossing any
potable water supply line or sanitary sewer line.
11. All reclaimed water valves and outlets shall be of a type, or secured in a manner, that
permits operation by authorized personnel only.
12. Above -ground hose bibs (i.e., spigots or other hand -operated connections) shall not
be present. Hose bibs shall be located in locked below -grade vaults that shall be
clearly labeled as being of non -potable quality. As an alternative to the use of locked
below -grade vaults with standard hose bibs services, hose bibs, which can only be
operated by a special tool may be placed in non -lockable underground services boxes
clearly labeled as non -potable water.
13. The Permittee shall maintain an active cross -connection control program that shall
have the following minimum requirements:
a. No direct cross -connections shall be allowed between the reclaimed water and
potable water systems.

Town of Clayton
Permit No. WQ0022224
September 20, 2006
Page 4
b. A reduced pressure principle backflow preventer, an approved air gap
separation, or other device approved by the Division of Environmental Health
shall be installed at the potable water service connection to the use area where
both reclaimed water and potable water are supplied to a reclaimed water use
area. The installation of the reduced pressure principle backflow prevention
device shall allow proper testing.
C. An air gap separation, approved and regularly inspected by the potable water
supplier, shall be provided between the potable water and reclaimed water
systems where potable water is used to supplement a reclaimed water system.
IT. OPERATION AND MAINTENANCE REQUIREMENTS
1. The facilities shall be properly maintained and operated at all times.
2. Upon classification of the wastewater treatment facilities by the Water Pollution
Control System Operators Certification Commission (WPCSOCC), the Pere-iittee
shall designate and employ a certified operator to be in responsible charge (ORC) and
one or more certified operator(s) to be back-up ORC(s) of the facilities in accordance
with 15A NCAC 8G .0201. The Permittee shall submit the ORC and back-up ORC
designations to the WPCSOCC at least 60 days prior to the introduction of waste into
the system. The designated ORC shall visit the facilities in accordance with 15A
NCAC 8G .0204 and shall comply with all other conditions specified in these rules.
3. The facilities shall be effectively maintained and operated as a non -discharge system
to prevent the discharge of any wastewater resulting from the operation of this
facility.
4. Should the limit for fecal coliform (daily maximum concentration of 25 per 100 ml)
or turbidity (instantaneous maximum of 10 NTU) be exceeded, all. wastewater shall
be handled in one of three ways, until the levels have stabilized below these
maximum levels. The Permittee may further treat the wastewater to bring it into
compliance with reclaimed water standards without returning the water to the
facility's headworks, may reroute it to the headworks of the wastewater treatment
facility for treatment to reuse standards, or may discharge it in strict accordance with
the conditions of the facility's existing NPDES permit.
III. MONITORING AND REPORTING REQUIREMENTS
Any monitoring including but not limited to groundwater, surface water, soil or plant
tissue analyses, as deemed necessary by the Division to insure surface and ground
water protection will be established and an acceptable sampling reporting schedule

Town of Clayton
Permit No. WQ0022224
September 20, 2006
Page 5
shall be followed. If sampling indicates or predicts problems with compliance with
Groundwater Standards, or Surface Water Standards, this permit will be modified to
include additional and/or more restrictive limitations.
2. As an indicator of proper operation and maintenance, the facility shall produce an
effluent in compliance with the following limitations:
Parameter Monthly Averaae a Dailv (Instantaneous) Maximum
BOD5 (5-day, 20°C) 10 mg/l 15 mg/l
NH3 as N 4 mg/l 6 mg/l
TSS 5 mg/l 10 mg/1
Fecal Coliform 14 per 100 mI n 25 per 100 ml
Turbidity 10 NTU
a. Monthly averages for all but fecal coliform shall be the arithmetic mean of all
samples collected during the reporting period.
b. Monthly average for fecal coliform shall be the geometric mean of all samples
collected during the reporting period.
C. Daily maximum shall be the maximum value of all samples collected during the
reporting period.
The effluent from the subject facilities shall be monitored, by the Permittee, at the point prior
to discharge to the distribution system for the following parameters:
Parameter
Sampling Point
Sampling Frequency
Type of Sample
Flow
Effluent
As Used
Recording
Turbidity
Effluent
Continuous
Recording
Residual Chlorine
Effluent
Daily
Grab
Settleable Matter
Effluent
Daily
Grab
BOD5 (5-day, 20°C)
Effluent
*2/Month
Composite
TSS
Effluent
*2/Month
Composite
Fecal Colifonn
Effluent
*2/Month
Grab
NH3 as N
Effluent
*2/Month
Composite
NO3
Effluent
*2/Month
Composite
TKN
Effluent
1'2/Month
Composite
TDS
Effluent
**Triannually
Grab
TOC
Effluent
**Triannually
Grab
Chloride
Effluent
**Triannually
Grab
The effluent pH shall not be less than 6.0 standard units nor greater than 9.0 standard units.
Twice per month sampling frequency only during the months of April through
October. During the remainder of the year, these parameters shall be monitored
monthly.

Town of Clayton
Permit No. WQ0022224
September 20, 2006
Page 6
** Triannually sampling shall be conducted during March, July, and November.
3. Three (3) copies of all effluent monitoring data (as specified in condition III 2) on
Form NDMR-1 shall be submitted on or before the last day of the following month.
If no reuse water was generated during the month, no monitoring needs to be done,
and the NDMR form should be submitted with a notation indicating "No Flow". All
information shall be submitted to the following address:
NC Division of Water Quality
Information Processing Unit
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
4. A maintenance log shall be maintained at this facility including but not limited to the
following items:
a. Daily sampling results including residual chlorine, settleable matter, and
dissolved oxygen in the aeration basin and at the clarifier weir.
b. Visual observations of the plant and plant site.
C. Record of preventative maintenance (changing of filters, adjusting belt
tensions, alarm testing, diffuser inspections and cleanings, etc.).
d. Date of calibration of flow measurement device.
e. Date and results of power interruption testing on alternate power supply.
Noncompliance Notification:
The Permittee shall verbally report to a Division of Water Quality staff person
at the Raleigh Regional Office, telephone number [phone], as soon as
possible, but in no case more than 24 hours or on the next working day, following
the occurrence or first knowledge of the occurrence of either of the following:
a. Any occurrence at the wastewater treatment facility which results in the
treatment of significant amounts of wastes which are abnormal in quantity or
characteristic, such as the dumping of the contents of a sludge digester; the
known passage of a slug of hazardous substance through the facility; or any
other unusual circumstances.
b. Any process unit failure, due to known or unknown reasons, that render the
facility incapable of adequate wastewater treatment such as mechanical or
electrical failures of pumps, aerators, compressors, etc.
C. Any failure of a pumping station, sewer line, or treatment facility resulting in
a by-pass directly to receiving waters without treatment of all or any portion
of the influent to such station or facility.
d. Any time that self -monitoring information indicates that the facility has gone
out of compliance with its permit limitations.

Town of Clayton
Permit No. WQ0022224
September 20, 2006
Page 7
Voice mail messages or faxed information is permissible but shall not be considered
as the initial verbal report. Overflows and spills occurring outside normal business
hours may also be reported to the Division of Emergency Management at telephone
number [phone] or [phone]. Persons reporting such occurrences by
telephone shall also file a written report in letter form within five (5) days following
first knowledge of the occurrence. This report must outline the actions taken or
proposed to be taken to ensure that the problem does not recur,
IV. GROUNDWATER REQUIREMENTS
1. Any groundwater quality monitoring, as deemed necessary by the Division, shall
be provided.
V. INSPECTIONS
1. Adequate inspection, maintenance, and cleaning shall be provided by the Permittee to
insure proper operation of the subject facilities.
2. The Permittee or his designee shall inspect the wastewater treatment and disposal
facilities to prevent malfunctions and deterioration, operator errors and discharges
which may cause or lead to the release of wastes to the environment, a threat to
human health, or a nuisance. The Permittee shall keep an inspection log or summary
including at least the date and time of inspection, observations made, and any
maintenance, repairs, or corrective actions taken by the Permittee. This log of
inspections shall be maintained by the Permittee for a period of three years from the
date of the inspection and shall be made available upon request to the Division or
other permitting authority.
3. Any duly authorized officer, employee, or representative of the Division may, upon
presentation of credentials, enter and inspect any property or place related to the
facility at any reasonable time for the purpose of determining compliance with this
permit; may inspect or copy any records that must be maintained under the terms and
conditions of this permit, and may obtain samples of groundwater, surface water, or
leachate_
VI. GENERAL CONDITIONS
This permit shall become voidable unless the facilities are constructed in accordance
with the conditions of this permit, the approved plans and specifications, and other
supporting data.
2_ This permit is effective only with respect to the nature and volume of wastes
described in the application and other supporting data.

Town of Clayton
Permit No_ WQ0022224
September 20, 2006
Page S
3. This permit is not transferable. in the event there is a desire for the facilities to
change ownership, or there is a name change of the Permittee, a formal permit request
must be submitted to the Division accompanied by an application fee, documentation
from the parties involved, and other supporting materials as may be appropriate. The
approval ofthis request will be considered on its merits and may or may not be
approved.
4. This permit is issued pursuant to 15A NCAC 02T. 0105(n), for the construction and
operation of a reclaimed water utilization facility without flow equalization. In the
event that non-compliance with any permit limitation results from the absence of
flow equalization, this permit may be administratively reopened, and a requirement
for the construction of a flow equalization basin may be incorporated into the
permit.
5. Failure to abide by the conditions and limitations contained in this permit may subject
the Permittee to an enforcement action by the Division in accordance with North
Carolina General Statute 143-215.6A to 143-215.6C.
6. The issuance of this permit does not exempt the Permittee from complying with any
and all statutes, rules, regulations, or ordinances which may be imposed by other
government agencies (local, state, and federal) which have jurisdiction, including but
not limited to applicable river buffer rules in 15A NCAC 2B .0200, erosion and
sedimentation control requirements in 15A NCAC Chapter 4 and under the Division's
General Permit NCG010000, and any requirements pertaining to wetlands under 15A
NCAC 2B .0200 and 2H .0500.
7. The Permittee, within 90 days following issuance of this permit, shall request
modification of NPDES Permit No. NCO025453 issued to the Town of Clayton
wastewater treatment facility. The modification shall amend the existing NPDES
permit to allow the conjunctive use of reclaimed water as provided for in this permit.
A set of approved plans and specifications for the subject project must be retained by
the Permittee for the life of the project.
9. An annual administration and compliance fee must be paid by the permittee within
thirty (30) days after being billed by the Division. Failure to pay the fee accordingly
may cause the Division to initiate action to revoke this permit as specified by
15A NCAC 02T .0105(e)(3).
10. This permit in no way negates, precludes, or invalidates the most recent reissuance of
NPDES Permit No. NC0025453, and the Permittee shall continue to comply with all
conditions provided for therein.

Town of Clayton
Permit No_ WQ0022224
September 20, 2006
Page 9
11. The Permittee, at least six (6) months prior to the expiration of this permit, shall
request its extension. Upon receipt of the request, the Commission will review the
adequacy of the facilities described therein, and if warranted, will extend the permit
for such period of time under such conditions and limitations as it may deem
appropriate.
Permit issued this 20"` day of September 2006
NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION
�V- Klimek, P.E., Director
n of Water Quality
thority of the Environmental Management Commission
Permit Mo. WQ0022224

Town of Clayton.
WQ0022224
Issued September 20, 2006
ENGINEER'S CERTIFICATION
1, , as a duly registered Professional Engineer in the State of
North Carolina, having been authorized to observe (periodically/weekly/full time) the construction
of the Conjunctive Use Reclaimed Wastewater System serving the Town of Clayton, [ocated in
Johnston County, hereby state that to the best of my abilities, due care and diligence was used in the
observation of the following construction:
Construction of a 237,840 GPD (annually averaged) reclaimed water generation and
distribution, consisting of approximately 11,265 feet of 6-inch reclaimed watermain, 8,621
feet of 8-inch reclaimed watermain (including 875 feet of 10-inch HDPE directional drill),
effluent transfer pump station with two 300 gpm pumps, a turbidity meter, chlorine feed
equipment, associated appurtenances and piping to serve the Town of Clayton with no
discharge of wastes to the surface waters, in conformity with the project plan, specifications,
and other supporting data subsequently filed and approved by the Department of
Environment and Natural Resources.
I certify that the construction of the above referenced project was observed to be built within
substantial compliance and intent of the approved plans and specifications.
Signature
Date
Registration No.
Mail this Certification to the: DENR/DWQ
Construction Grants & Loans Section
Attn: Ken Pohlig, P.E.
1633 Mail Service Center
Raleigh, NC 27699-1633