WQ0031506_Final Permit_20070629

Michael F. Easley, Goverrivr
William G. Ross Jr.. Secretary
-North Carolina Department of En%irontuent and Natural Resources
Culeen H. Sullins. Director
Division of water Quality
June 29, 2007
Mr. Ed Kerwin
Executive Director
Orange Water & Sewer Authority
400 Jones Ferry Road
Carrboro, North Carolina 27510
Subject: Permit No. WQ0031506
Orange Water and Sewer Authority
Reclaimed Water Storage and
Distribution System
Orange County
Dear Mr. Kerwin:
In accordance with your permit application received March 27, 2007, we are forwarding
herewith Permit Number WQ0031506, dated June 29, 2007, to Orange Water and Sewer
Authority for the construction and operation of the subject reclaimed water storage and
distribution system.
This permit shall be effective from the date of issuance until rescinded, and shall be subject
to the conditions and limitations as specified therein. Failure to establish an adequate system for
collecting and maintaining the required operational information will result in future compliance
problems.
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,
Nf,t��thC'arolina
Ali rally
North Carolina Division of water Quality 16i7 ,tilail Service Center Raleigh, NC 27699-1617 Phone [phone] Customer Service
Internet: _ `—y_----_ '' ''1_ t.ocation: 512 N. Salisbury St. Raloight NC 27604 F^x [phone] 1-877-623-6748
An Equal OppertunityiA€firmative Action Employer— 50% Recycledli 01 � Frost Consumer Paper

Mr. Ed. Kerwin
June 29, 2007
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].
Sincerely,
Q)leen H. Sullins
u
Attachment
BSR-cgm
cc: James N. Struve, P.E. — Hagen and Sawyer, P.C., Charlotte
Orange County Health Department
Raleigh Regional Office, Aquifer Protection
Technical Assistance and Certification Unit
DWQ/Aquifer Protection Section/Land Application Unit/Central Files
DWQ/Aquifer Protection Section/Land Application Unit1LAU Files
Daniel Blaisdell, P.E.
Cecil G. Madden, Jr., P.E.
Mark Hubbard, P.E.
STAG File

NORTH C'AROLINA
ENVIRONMENTAL MANAGEMENT COMMISSION
DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES
1117. 01011 I I
RECLAIMED WATER DISTRIBUTION LINE PERMIT
In accordance with the provisions of Article 21 of Chapter t43, General Statutes of North
Carolina as amended, and other applicable Laws, Rules, and Regulations
PERMISSION IS HEREBY GRANTED TO
Orange Water and Sewer Authority
In
Orange County
FOR THE
Construction of a 625,000 GPD reclaimed water storage and distribution system consisting of
approximately 1280 feet of 24-inch reclaimed water distribution main; a reclaimed water
storage tank providing a capacity of tip to 0.6 MG; two (2) 2,160 GPM large distribution
pumps, two (2) 595 GPM small distribution pumps, two (2) 1,850 GPM transfer pumps;
chlorine and pH adjustment chemical feed systems; all associated motors, meters, elcctrical
service, controls, site work, yard pipe, valves, and other appurtenances, pursuant to the
application received March 27, 2007, and in conformity with the project plans, specifications,
and other supporting data subsequently filed and approved by the Department of Environment
and Natural Resources.
This permit shall be effective from the date of issuatice until rescinded and shall be
subject to the following specified conditions and limitations:
1. Upon completion of construction and prior to operation of this permitted operation, a
certification must be received from a professional engineer certifying that the permitted
operation has been installed in accordance with this permit, the approved plans and
specifications, and other supporting materials. If this project is to be completed ill
bases and partially.certified ou 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 the
Construction grants and Loans Section, 1633 Mail Service Center, Raleigh, NC 27699-
1633.

Orange Water and Sewer Authority
Permit No. WQ0031506
June 29, 2007
Page No. 2
2. 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, which will render then, unsatisfactory for normal use. In the event that
the facilities fail to perform satisfactorily, including the creation of nuisance conditions
or failure of the irrigation area to adequately assimilate the wastewater, the Permittee
shall take immediate corrective actions including those actions that may be required by
the Division, such as the construction of additional or replacement reclaimed distribution
facilities.
3. This permit shall become revocable unless the reclaimed distribution facilities are
constructed in accordance with the conditions of this permit 15A NCAC 02T, and other
supporting materials unless specifically mentioned herein.
4. This permit is effective only with respect to the nature and volume of wastes described
in the application and other supporting data.
5. The reclain-led distribution facilities shall be properly maintained and operated at all
times:
a. The reclaimed system shall be effectively maintained and operated at all times to
prevent discharge to land or surface waters, and any contravention of the
groundwater standards in 15A NCAC 21..0200 or the surface water standards in
1.5A NCAC 2B .0200.
b. A snap of the reclaimed system shall be developed and shall be actively maintained.
c. An operation and maintenance plan shall be developed and implemented.
d. A general observation of the entire reclaimed distribution system shall be conducted
at least once per year.
e. Inspection and maintenance records shall be maintained for a period of at least three
years.
f. Bypasses shall be reported to the appropriate Division regional office in accordance
with 15A NCAC 2B .050E(a).
b. The reclaimed water distributed by this system shall be tre"ti d in the Orange Water and
Sewer Authority's Lewis Farm WWfR Permit Number NC0025241, prior to beitily
distributed.
7. Operation of this reclaimed water storage and distribution system shall be contingent on
approval of a fixture reclaimed water prograttt permit and upon proper construction and
operation of distribution lines approved to be tied into either end of the distribution line
approved in this permit. Future distribution line specifications must include quality
assurance testing procedures and those procedures, upon approval, must be used prior to
operation of this line. If potable water is used in the distribution system prior to
reclaimed water becoming available, the Pertnittee shall develop specific crass
connection control protocols to prevent cross connection when reclaimed water is
subsequently used. While potable water is being used in the reclaimed water lines, the
lines shall not be usod for potable purposes.

Orange Water and Sewer Authority
Permit No. WQ0031506
June 29, 2007
Page No. 3
8. 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 documentation from the parties involved and
other supporting materials as may be appropriate. The approval of this request will be
considered on its merits and may or may not be approved.
9. Construction of the reclaimed water distribution system shall be scheduled so as not to
interrupt service by neither the existing utilities nor result in an overflow or bypass
discharge of reclaimed water to the surface waters of the State.
10. A copy of the approved plans and specifications shall be maintained on file by the
Permittee for the life of the reclaimed distribution facilities.
11. The issuance of this permit does not exempt the Permittee from complying with any and
all statutes, rules, regulations, or ordinances that may be imposed by other government
agencies (i.e., local, state, and federal) having jurisdiction, including but not limited to
applicable river buffer rules in 15A NCAC 2B .0200, soil erosion and sedimentation
control requirements in 15A NCAC Chapter 4 and under the Division's General Permit
NCGO10000, and any requirements pertaining to wetlands under 15A NCAC 2B .0200
and 15A NCAC 2T .0500.
12. In the event that the facilities fail to perform satisfactorily, including the creation of
nuisance conditions, the Permittee shall take immediate corrective action, including
those that may be required by this Division, such as the construction of additional or
replacement reclaimed distribution facilities.
13. The Permittee shall provide the following items for the reclaimed water system:
a. An air relief valve located at all high points along the force main.
b. Three feet of cover (minimum) over the lines or the use of ferrous material where
three feet cannot be maintained.
c. Adherence with the following minimum separations:
Water mains (vertical -- water over reclaimed water) 18 inches or (horizontal)
10 feet; where these alternatives cannot be met, the pipe and testing procedures
shall meet water main standards in accordance with 15A NCAC 18C.
ii. Sewer lines (vertical — reclaimed water over sewer) 18 inches or (horizontal) 2
feet; where these alternatives cannot be met, the pipe and testing procedures
shall meet water main standards in accordance with 15A NCAC 18C.
iii. Reclaimed water distribution lines shall not be less than 100 feet from a well
unless the piping and integrity testing procedures meet water main standards in
accordance with 15A NCACI8C, but no case shall they be less than 25 feet
from a private well or 50 feet from a public well.
14. The issuance of this permit shall not relieve the Permittee of the responsibility for
damages to surface or groundwaters resulting from the operation of this facility.

Orange Water and Sewer Authority
Permit No. WQ0031506
June 29, 2007
Page No. 4
15. Any monitoring (including groundwater, surface water, soil or plant tissuo analyses)
deemed necessary by the Division to insure surface and ground water protection will be
established and an acceptable sampling reporting schedule shall be followed.
16. 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..
IT 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.
18. Adequate inspection and maintenance shall be provided by the Permittee to insure
proper operation of the subject facilities.
19. Any duly authorized officer, employee, or representative of the Division may, upon
presentation of credentials, enter and inspect any property, premises or place on or
related to the disposal site or 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.
2-0. The Permittee or his designee shall operate the reclaimed distribution system to prevent
malfunctions and deterioration, operator errors and discharges which may cause or lead
to the release of reclaimed water 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.
21. The following shall be requirements for the reclaimed water distribution, storage, and
utilization facilities:
a. All reclaimed water valves, storage facilities, and 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 inforin the public or employees to avoid contact with
the water.
b. All reclaimed water piping, valves. outlets, and ether appurtenances shall be color -
coded, taped, or otherwise marked to identify the source of the water as being
reclaimed water.
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.

Orango Water and Sewer Authority
Permit No. WQO031506
June 29, 2007
Page No. 5
ii. 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. All reclaimed water valves and outlets shall be of a type, or secured in a manner, that
permits operation by authorized personnel only.
d. 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 or connected to a special hose connection may be
placed in non -lockable underground services boxes clearly labeled as non -potable
water.
22. Cross -Connection Control
a. There shall be no direct cross -connections between the reclaimed water and potable
water systems.
b. Where both reclaimed water and potable water are supplied to a reclaimed water use
area, a reduced pressure principle backflow prevention device or an approved air gap
separation pursuant to 15A NCAC 18C shall be installed at the potable water service
connection to the use area. The installation of the reduced pressure principal
backflow prevention device shall allow proper testing.
c. Where potable water is used to supplement a reclaimed water system, there shall be
an air gap separation, approved and regularly inspected by the potable water
supplier, between the potable water and reclaimed water systems.
23. Noncompliance Notification:
The Pennittee shall verbally report to a water quality staff member 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 process unit failure, due to known or unknown reasons, that render the facility
incapable of adequate wastewater transport such as mechanical or electrical failures
of pumps, line blockage or breakage, etc.
b. Any failure of a distribution line resulting in a by-pass directly to receiving waters
Voice mail messages or faxed information is permissible but this 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 any of the above occurrences shall
file a spill report by completing Part I of Form CS-SSO (or the most current Division
approved form), within five days following first knowledge of the occurrence. This
report shall outline the actions taken or proposed to ensure that the problem does not
recur.

Orange; Water and Sewer Authority
Permit No. WQ00311506
.tune 29, 2007
Page No. 6
Permit issued this the 29"' day of June 2007
NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION
r
Coli oo i H. Sullr.ris, Director
01v;sion of Water Quality
By Authority of the Environmental Management Commission
Permit Number WQ0031506

Oraugc ''Voter and Scwcr Authority
Permit No. WQ0031506
Issued June 29, 2007
ENGINEER'S CERTIFICATION
Partial Final
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 Water Storage and Distribution System serving
the Orange Water and Sewer Authority, located in Orange County, hereby state that to the best
of my abilities, due care and diligence was used in the observation of the following
construction:
A 625,000 GPD reclaimed water storage and distribution system
consisting of approximately 1280 feet of 24-inch reclaimed water
distribution main; a reclaimed water storage tank providing a capacity of
Rap to 0.6 MG; two (2) 2,160 GPM large distribution pumps, two (2) 595
GPM small distribution pumps, two (2) 1,850 GPM transfer pumps;
chlorine and pH adjustment chemical feed systems; all associated motors,
meters, electrical service, controls, site work yard pipe, valves, and other
appurtenances, 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 abovw reft-rPnced project vvns obs'orved to be built
within substantial corxxl)iiance and intent of the ,approved plans and specifications.
,Signature
Date
Registration No.
Mail this Certification to. Attention: Cecil Madden, Jr., P.E.
Construction Grants & Loans Section
Division ol" Water Quality
1633 Mail Service Center
Raleigh, NC 27699-1633