WQ0020820_Final Permit_20031107

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Michael F. Easley, Governor
bwaf William G. Ross Jr., Secretary
5 North Carolina Department of Environment and Natural Resources
Alan W. Klimek, P. >r., Director
Division of Water Quality
November 7, 2003
KEVIN O'NEAL
CHATHAM DEVELOPMENT CORPORATION
6208 FAYETTEVILLE STREET
DURHAM, NC 27713
Subject: Permit No. WQ0020820 (Modification)
Chatham Development Corporation
Hills of Rosemont SFR Lot No. 21
Surface Irrigation Facility
Chatham County
Dear Mr. O'neal:
In accordance with your permit application received May 19, 2003 and additional information received
August 26, 2003, we are forwarding herewith Permit No. WQ0020820 dated November 7, 2003, to Chatham
Development Corporation for the construction and continued operation of the subject single family wastewater
treatment and surface irrigation facilities. This permit modification does not approve any modifications to the
drip irrigation field layout or design.
This permit shall be effective to the date of issuance until October 31, 2008, and shall be subject to the
conditions and limitations as specified therein. Please pay particular attention to the monitoring
requirements in this permit. If the effluent quality complies with the expectations of the Advantex system
performance over a reasonable period of time, the Permittee may submit a permit modification request to suspend
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.
If any parts, requirements, or Iimitations 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.
One set of approved plans and specifications is being forwarded to you. If you need additional
information concerning this matter, please contact Toni Wyche at [phone] extension 546.
cc: Chatham County Health Department
Raleigh Regional Office, Water Quality Section
Technical Assistance and Certification Unit
Jerry Dalton, Dalton Engineering & Associates, P.A.
Water Quality Central Files
NDPU Files
Non -Discharge Permitting Unit
1617 Mail Service Center, Raleigh, NC 27699-1617
DENR Customer Service Center
An Equal Opportunity Action Employer
Sincerely,
c
04e-
Alan W. Klimek, P. E.
Internet h€tp://h2o.enr.state.nc.us/ndpu
Telephone [phone] Fax [phone]
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NORTH CAROLINA
ENVIRONMENTAL MANAGEMENT COMMISSION
DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES
RALEIGH
SINGLE FAMILY RESIDENCE SURFACE IRRIGATION PERMIT
In accordance with the provisions of Article 21 of Chapter 143, General Statutes of North Carolina as amended,
and other applicable Laws, Rules, and Regulations
PERMISSION IS HEREBY GRANTED TO
Chatham Development Corporation
Chatham County
FOR THE
construction and continued operation of a 600 gallon per day (GPD) surface drip irrigation wastewater treatment
and disposal system consisting of a 1,500 gallon baffled septic tank with effluent filter, dual recirculating 20
square foot Advantex — AX20 Filter with VeriComm control panels, a 7 GPM ultraviolet disinfection unit
(International 'Water -Guard model IWG 1-LV-WW-3) capable of sterilizing flow rates up to 10 GPM as long as
the effluent quality treated by the unit does not exceed 15 mg/1 BOD and 15 mg/l TSS, a 2,500 gallon storage and
dosing tank, a 20 GPM pump operating at 110 feet of TDH, audio and visual high water alarms, rain sensor, and
13,512 square feet of drip irrigation area with approximately 4,504 linear feet of drip line containing 2,252
emitters to serve the Hills of Rosemont Subdivision Lot No. 21, and all associated piping and appurtenances with
no discharge of wastes to the surface waters, pursuant to the application received May 19, 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 October 31, 2008, 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 com leted in haws and artiall certifiedyou 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 Non -Discharge
Permitting Unit, 1617 Mail Service Center, Raleigh, NC 27699-1617.
2. The Raleigh Regional Office, telephone number (919) 5714700, 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.

3. The surface irrigation facilities shall be effectively maintained and operated at all times so that there
is no discharge to surface waters, nor any contamination of ground waters which will render there
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 of Water Quality (Division), such as the construction of additional or
replacement wastewater treatment and disposal facilities.
4. 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.
The media of the Advantex AX20 Filter must comply with Orenco Systems, Inc. specifications. The
Engineer's Certification will serve as evidence that these specifications have been met.
6. A leakage test shall be performed on the septic tank and storage/pump tank(s) to insure that any
exf ltration occurs at a rate which does not exceed twenty (20) gallons per twenty-four (24) hours per
1,000 gallons of tank capacity. The Engineer's Certification will serve as proof of compliance with
this condition.
7. If excavation into bedrock is required for the installation of the septic tank or sand filter, the pit shall
be lined with a 10-mil synthetic liner.
S. A sanitary tee and filter shall be installed on the effluent pipe of the septic tank. The Engineer's
Certification will serve as evidence that these specifications have been met.
9. 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.
10. Diversion or bypassing of the untreated wastewater from the treatment facilities is prohibited.
11. The following buffers shall be maintained:
a. 100 feet between wetted area and any residence or places of public assembly under separate
ownership,
b. 50 feet between wetted area and property lines,
c. 100 feet between wetted area and wells,
d. 50 feet between wetted area and drainage ways or surface water bodies,
e. 50 feet between wetted area and public right of ways,
f. 100 feet between treatment/storage units and any wells, and
g. 50 feet between treatment units and property lines.
12. The pump tank(s) shall have functional audible and visual high water alarms that are external to any
structure.
13. The disposal system shall be connected to a rain or moisture sensor that shall indicate when
wastewater application is not appropriate in accordance with Condition II(4).
11. OPERATION AND MAINTENANCE REQUIREMENTS
The facilities shall be properly maintained and operated at all times.

2. Upon classification of the wastewater treatment and surface irrigation facilities by the Water Pollution
Control System Operators Certification Commission (WPCSOCC), the Permittee 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 ORC shall visit
the facilities in accordance with 15A NCAC 8G .0204 or as specified in this permit and shall comply
with all other conditions specified in these rules.
3. A suitable year round vegetative cover shall be maintained.
4. Irrigation shall not be performed during inclement weather or when the ground is in a condition that
will cause runoff.
5. Adequate measures shall be taken to prevent wastewater runoff from the irrigation field.
6. The application rate shall not exceed a cumulative loading of 21.85 inches over any twelve (12)
month period at an instantaneous application rate not to exceed 0.4 inches per hour.
7. 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.
8. No type of wastewater other than that from the Hills of Rosemont Lot No. 21 shall be emitted onto
the irrigation area.
9. No traffic or equipment shall be allowed on the disposal area except while installation occurs or while
normal maintenance is being performed.
10. The irrigation field shall be fenced with at least a two -strand wire fence.
11. Wastewater treatment units open to the atmosphere shall have restricted access and pump control
panels shall be locked.
12. The Permittee is responsible for the operation and maintenance of the entire treatment and disposal
system including, but not limited to, the following items:
a. The septic tank shall be checked annually and pumped out as needed. The septic tank effluent
filter shall be checked and cleaned at the same frequency of the septic tank.
b. The ultraviolet disinfection unit shall be checked every week. The lamp shall be cleaned and/or
replaced as necessary to ensure proper disinfection.
The storage, pump, and alarm systems shall be inspected monthly. The scum layer shall be
removed at the same interval as the septic tank is cleaned out.
d. The system shall be inspected monthly to make certain of the proper operation of the drip line,
that the vegetative growth allows a proper drip pattern, that the soil is assimilating the disposed
treated wastewater with no surface runoff, and that no objectionable odors are being generated.
M. MONITORING AND REPORTING REQUIREMENTS
Any monitoring deemed necessary by the Division to insure surface and ground water protection will
be established and an acceptable sampling reporting schedule shall be followed.

2. The effluent from the subject facilities shall be monitored by the Permittee at a point prior to
irrigation every March, July, and November for the following parameters:
BOD5 TSS
Fecal Coliform pH
NH3 as N
Three (3) copies of all monitoring data (as specified in condition 111 2) on Form NDMR shall be
submitted triannually on or before the last day of the month following monitoring. All information
shall be submitted to the following address:
NC Division of Water Quality
Water Quality Section
Non -Discharge Compliance/Enforcement Unit
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
4. The Permittee shall maintain records of all maintenance performed on the system and irrigation area,
as required in Condition H(12) for a minimum of five years. This information shall be provided to the
Division upon request.
5. Noncompliance Notification:
The Permittee shall report by telephone to the Raleigh Regional Office, telephone number (919)571 -
4700, 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 any of the following:
a. Any process unit failure, due to known or unknown reasons, that renders the facility incapable of
adequate wastewater treatment, such as mechanical or electrical failures of pumps, spray heads /
emitters, etc., or
b. Any failure of a pumping station 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.
Occurrences outside normal business hours may also be reported to the Division's Emergency
Response personnel at telephone number [phone] or [phone]. Persons reporting such
occurrences by telephone shall also file a written report in letterform 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. INSPECTIONS
1. Adequate inspection, maintenance, and cleaning shall be provided by the Permittee to insure proper
operation of the subject facilities.
2. 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.
V. GENERAL CONDITIONS
This permit shall become void 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.
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.
4. Upon the availability of a municipal or regional sewerage collection system, the subject wastewater
treatment facilities shall be abandoned and all wastewater discharged into the municipal or regional
sewerage system.
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 preclude 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.
7. This permit may be revoked if the Permittee fails to abide by the conditions of the "Operation and
Maintenance Agreement" previously signed by the Permittee.
8. A set of approved plans, specifications and the operation and maintenance manual for the subject
project must be retained by the Pernttee for the life of the project.
9. The annual administering and compliance fee must be paid by the Permittee within 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 2H .0205 (c)(4).
10. 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 and under such conditions
and limitations, as it may deem appropriate.
Permit issued this the 7* day of November, 2003
NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION
-> J K44AX
Alan W. Klimek, P.E., Director
Division of Water Quality
By Authority of the Environmental Management Commission
Permit Number WQ0020820

Permit No. WQ0020820
November 7, 2003
ENGINEER'S CERTIFICATION
Partial Final
I, , 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 project,
Project Name
Location and County
for the Permittee hereby state that, to the best of my abilities, due care and diligence was used in the observation of the
construction such that the construction was observed to be built within substantial compliance and intent of this permit,
the approved plans and specifications, and other supporting materials.
Signature
Date
Registration No.

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OPERATION AND MAINTENANCE AGREEMENT FOR THE
DIVISION OF ENVIRONMENTAL MANAGEMENT
Name: l'%ie% T .,E.�o r�e.✓f [°�g¢� ar�
Address: _ �// AVicellnt.s ,,der. ,aej1 t -- -- .
City: _. _sDo&A Aon � State: Aln.11 eA"-4 ZIP: _ ,9771,5
Single Family Residence Wastewater Treatment System
Final Disposal by Spray Irrigation
Permit No,
0 1 County
I agree to operate and maintain the wastewater treatment system as follows:
1. The Permittee is responsible for the operation and maintenance of the entire treatment and
disposal system including, but not limited to, the following items:
a. The septic tank shall be checked every six (6) months and pumped out as required.
b. The tablet chlorinator shall be checked every week until the actual usage rate is established
and thence on a monthly basis. Tablets shall be added so as to provide proper chlorination.
h`
c. The storage system, pump system, and alarm system shall be inspected monthly. The
scum layer sha'.1 be removed at the same interval as the septic tank is cleaned out.
d. The spray system shall be inspected monthly to make certain of the sprayers proper
operation, that the vegetative growth allows proper spray patterns, that the soil is absorbing
the disposed treated wastewater with no surface runoff, and that no objectionable odors are
being generated.
2. Failure of the Permince to properly operate this system is subject to a penalty up to $10,000 per
day.
3. Failure to meet permit conditions or violation of -the State's surface or groundwater regulations
will require cessation of occupancy of the residence.
I understand that f ure to comply with these conditions along with the permit conditions may result in
voiding the permit.
Signature: \
Notarv�ia�1Nt�
Date: S--� l _.(�
Date: 5 f G