WQ0010062_Final Permit_19950127

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
January 27, 1995
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Vernon Davis, Owner
Post Office Box 2463
Chapel Hill, North Carolina 27515
Subject: Permit No. WQ0010062
Mr. Vernon Davis
Davis Subdivision, Lot #6
Single Family Wastewater
Spray Irrigation Facility
Chatham County
Dear Mr. Davis:
In accordance with your application received September 23, 1994, we are forwarding herewith
Permit No. WQ0010062, dated January 27, 1995 to Mr. Vernon Davis for the construction and operation
of the subject single family wastewater treatment and spray irrigation facilities.
Please be advised of Condition No. V 3 which states 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.
This permit shall be effective from the date of issuance until December 31, 1999, 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, 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, P.O. 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 [phone].
cc: Chatham County Health Department
Civil Consultants, Inc.
Raleigh Regional Office, Water Quality Section
Facilities Assessment Unit
P.O. Box 29535, Raleigh, North Carolina 27626-0535
An Equal Opportunity Affirmative Action Employer
Sincere ,
C C Co
A. PrestVn Howard '7r. P.E.
Telephone [phone] FAX [phone]
50% recycled/ 100% 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
Mr. Vernon Davis
Chatham County
construction and operation of a 360 GPD spray irrigation wastewater treatment and disposal system
consisting of a 1,000 gallon baffled septic tank, a 360 ft2 subsurface sand filter, a tablet chlorinator, two
(2) 1,200 gallon storage/pump tank with audible and visual high water alarms, and a 12,700 ft2 spray
irrigation area to serve the Davis Residence (Davis Subdivision, Lot #6), with no discharge of wastes to
the surface waters, pursuant to the application received September 23, 1994, and in conformity with the
project plan, specifications, and other supporting data subsequently filed 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 December 31, 1999, 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, the approved plans and
specifications, and other supporting materials. Mail the Certification to the Water Quality
Permits and Engineering Unit, P.O. Box 29535, Raleigh, NC 27626-0535.
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.
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 assimilate the wastewater, the Permittee shall take immediate
corrective actions including those actions that may be required by the Division of
Environmental Management, 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 groundwaters resulting from the operation of this facility.
5. The sand media of the subsurface sand filter must comply with the Division's sand
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 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 is required for the installation of the septic tank or sand filter, the
pit shall be lined with a 10 mil synthetic liner.
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 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, and
g) 50 feet between treatment units and property lines.
A 50 foot buffer to the common property line with the single family spray irrigation
field located at Davis Subdivision, Lot ##14A will be allowed.
II. OPERATION AND MAINTENANCE REQUIREMENTS
1. The facilities shall be properly maintained and operated at all 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.
5. The application rate shall not exceed 21.34 inches per year at an instantaneous application
rate not to exceed 0.0024 inches per hour.
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 the Davis Residence (Davis Subdivision, Lot
#6) shall be sprayed onto the irrigation area.

8. In the event that the sprinkler heads fail to achieve the design diameter 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 a proper spray pattern, that the soil is
assimilating the disposed treated wastewater with -I;.o surface runoff, and that no
objectionable odors are being generated.
III. MONITORING AND REPORTING REQUIREMENTS
1. 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 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 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, 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.
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.
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 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 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_
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 143-215.6(a) to 143-215.6(c).
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 (local, state, and federal) which have jurisdiction.
8. This permit may be revolved 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
Permittee for the life of the project.
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 27th day of January, 1995
NORTH CAROLINA ENVIRONMENTAL MANAGEMENT COMMISSION
A. Preston l ward, Jr., PA., Director
Division of PYrvironmental Management
By Authority of the Environmental Management Commission
Permit Number WQ0010062
4

Permit No. WQ0010062
January 27, 1995
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Z, , 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
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 MANA.GEME.NT
Lot #6
Nance: Mr. Vernon Davis
Address-P.O. Box 2463
City: Chapel Hill State: NC Zip: 27515
Single Faniisy Residence Wastewater'I'reatiiieizt ,Systei-n
Final Disposal by Spra Irrigation
Permit No,'Iy (TO BE COM1''1_.F,'t71) BY PEM) �
G6-AaYA County
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I agree to operate and maintain the wastewater treatment system as Fallows:
l , The permittee is responsible for the operation and maintenance of the entire treatment ari(t
disposal system including, but not limited to, the following iterns: 5 v
a. Ilie septic tank sha_] be checked every six (G) months and pumped out as required.
b. The tablet chlorinator shall be checked every week until the actual usage rate is
establishers and thence on a monthly basis. 'Tablets shall be added sons to provide
proper chlorination,
C. "Ilse storage systen), pump system, and alarm system shall be inspected monthly.
Ilse scum laver shall be removed at the same interval as the septic tank is cleaned
out.
d. The spray systern shAll he inspected monthly to njake 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 suitace runoff, and that no
objecticmable odors are being generated.
2. Failure of the Perinittee 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 failure to comply with these conditions altmg with the permit conditions may result in
voiding the permit.
Signature: Date: Z
Notary Seal
Notary Signature., _-- __-- Date: '
My Cotifmisslon Expirm 10 -