WQ0008073_Final Permit_19930825

State of North Carolina
Department of Environment,
Health and Natural Resources
Division of Environmental Management
James B. Hunt, Jr., Governor
Jonathan B. Howes, Secretary
A. Preston Howard, Jr., P.E., Director
August 25, 1993
Mrs. Sara J. Minton, Owner
7511 Old NC 86
Chapel Hill, North Carolina 27516
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Subject: Permit No. WQ0009073
Minton Single Family Residence
Spray Irrigation Facilities
Orange County
Dear Mrs. Minton:
In accordance with your application received June 22, 1993, we are forwarding herewith Permit
No. WQ0008073, dated August 25, 1993, to Mrs. Sara J. Minton for the construction and operation of
the subject single family residence spray irrigation wastewater treatment and disposal facilities.
This permit shall be effective from the date of issuance until July 31, 1998, and shall be subject to
the conditions and limitations as specified therein. Please 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.
If any parts, requirements, or limitations contained in this permit are unacceptable to you, you have
the right to request an adjudicatory hearing upon written request within 30 days following receipt of this
permit. This request must be in the form of a written petition, conforming to Chapter 150B of North
Carolina General Statutes, and filed with the Office of Administrative Hearings, PO. Drawer 27447,
Raleigh, NC 27611-7447. 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=Ms.. Angela Y. Griffin at 919/ 733-5083.
Sincerely,
A. Prest Howard, Jr., P.E.
cc: Orange County Health Department
Raleigh Regional Office
Facilities Assessment Unit
Duane K. Stewart & Associates, Inc.
P.O. Box 29535, Raleigh, North Carolina 27626-0535 Telephone [phone] FAX [phone]
An Equal Opportunity Affirmative Action Employer 50% recycled/ 10% post -consumer paper

NORTH CAROLINA
ENVIRONMENTAL MANAGEMENT COMMISSION
DEPARTMENT OF ENVIRONMENT, HEALTH AND NATURAL RESOURCES
RALEIGH
SINGLE FAMILY SPRAY 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
Sara J. Minton
Orange County
PCs ' _.�
construction and operation of a 480 GPD spray irrigation wastewater treatment and disposal system
consisting of a 1,200 gallon septic tank, a dual 420 ft2 subsurface sand filter (210 ft2 each), a tablet
chlorinator, a 2,400 gallon pump/storage tank, and a 13,939 ft2 spray irrigation area to serve the Sara J.
Minton Residence, with no discharge of wastes to the surface waters, pursuant to the application received
June 22, 1993, and in conformity with the project plan, specifications, and other supporting data
subsequently fled and approved by the Department of Environment, Health and Natural Resources and
considered a part of this permit.
This permit shall be effective from the date of issuance until July 31, 1998, and shall be subject to
the following specified conditions and limitations:
I. PERFORMANCE STANDARDS
1. 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 and the approved plans and
specifications. Mail the Certification to the Permits and Engineering Unit, PO. Box 29535,
Raleigh, NC 27626-0535.
2. The Raleigh Regional Office, phone no. (919) 571- 4700, 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 spray irrigation 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 them 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 absorb the wastewater, the Permittee shall take immediate
corrective action to correct the problem, including those as may be required by the Division
of Environmental Management.
4. 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.
5. The sand media of the dual 420 ft2 subsurface sand filter (210 ft2 each) must comply with
the Division's specifications. The engineer's certification will serve as proof of compliance
with this condition.
6. A leakage test shall be performed on the septic tank and dosing tank to insure that any
exfiltration 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 for the septic tank or sand filter installation is required, the pit
shall be lined with a 10 mil synthetic liner.
8. The sludge generated from these treatment facilities must be disposed of in accordance with
General Statute 143-215.1 and in a manner approved by the North Carolina Division of
Environmental Management.
9. Diversion or bypassing of the untreated wastewater from the treatment facilities is
prohibited.
10. The following buffers shall be maintained:
a) 400 feet between wetted area and any residence or places of public assembly under
separate ownership,
b) 150 feet between wetted area and property lines,
c) 100 feet between wetted area and wells,
d) 100 feet between wetted area and drainageways 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,
g) 50 feet between treatment units and property lines.
II. OPERATION AND MAINTENANCE REQUIREMENTS
1. The facilities shall be properly maintained and operated at ail times.
2. A suitable vegetative cover shall be maintained..
3. Irrigation shall not be performed during inclement weather or when the ground is in a
condition that will cause runoff.
4. Adequate measures shall be taken to prevent wastewater runoff from the spray field.
S. The average annual weekly application rate shall not exceed 0.39 inches at an instantaneous
application rate not to exceed 0.35 inches per hour.
2

6. 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.
7. No type of wastewater other than that from Sara J. Minton Residence shall be sprayed onto
the irrigation area.
S. In the event that the sprinkler heads fail to achieve the design diameter of 77 feet due to
obstructions, the obstructions shall be removed or the sprinkler heads shall be raised and
supported to such height that the design diameter is achieved.
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 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.
b. The tablet chlorinator shall be checked every week. Tablets shall be added so as to
provide proper chlorination.
C. The storage, pump, and alarm systems shall be inspected weekly. The scum layer
shall be removed at the same interval as the septic tank is cleaned out.
d. The spray system shall be inspected weekly to make certain of the sprayers proper
operation, that the vegetative growth allows proper spray pattern, that the soil is
absorbing the disposed treated wastewater with no surface runoff, and that no
objectionable odors are being generated.
III. MQNITORING AND REPORTING REQUIREMENTS
I . Any monitoring deemed necessary by the Division of Environmental Management to insure
surface and ground water protection will be established and an acceptable sampling
reporting schedule shall be followed.
2. The Permittee shall maintain records of all maintenance performed on the system and
irrigation area as required in Condition II.10 for a minimum of five years. This
information shall be provided to the Division of Environmental Management upon request.
3. Noncompliance Notification:
The Permittee shall report by telephone to the Raleigh Regional Office, telephone no. (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 render the facility
incapable of adequate wastewater treatment such as mechanical or electrical failures of
pumps, spray heads, etc.
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.
Persons reporting such occurrences by telephone shall also file a written report in letter
form within 15 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,
3

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 of Environmental
Management may, upon presentation of credentials, enter and inspect any property,
premises or place on or related to the disposal site and facility at any reasonable time for the
purpose of determining compliance with this permit; may inspect or copy any records that
must be kept under the terms and conditions of this permit; or may obtain samples of
groundwater, surface water, or leachate.
V . GENERAL CQNDITIONS
1. This permit shall become voidable unless the facilities are constructed in accordance with
the conditions of this permit, the approved plans, 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.
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 of Environmental Management accompanied by an application
fee, 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.
5. The spray irrigation field shall be fenced with at least a two strand wire fence.
6. Failure to abide by the conditions and limitations contained in this permit may subject the
Permittee to an enforcement action by the Division of Environmental Management in
accordance with North Carolina General Statute 143-215.6A to 143-215.6C.
7. 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 (Iocal, state, and federal) which have jurisdiction.
8. 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.
9. A set of approved plans and specifications for the subject project must be retained by the
Pernuttee for the life of the project.
4

10. The Permittee, at least six (b) 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 25th day of August, 1993
NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION
6 2-'L 0 - �W q, C'Lg' /�
A. Preston noward, Jr., P.E Director / I
Division of nvironmental Management
By Authority of the Environmental Management Commission
Permit Number WQ0008073
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