WQ0019907_Final Permit_20050825

August 25, 2005
JOHN MAIORANO—TOWN MANAGER
TOWN OF HOLLY RIDGE
212 DYSON STREET
HOLLY RIDGE, NORTH CAROLINA 28445
Dear Mr. Maiorano:
Michael F. Easley, Governor
William G. Ross Jr., Secretary
North Carolina Department of Environment and Natural Resources
Alan W. Klimek, P.E. Director
Division of Water Quality
Subject: Permit No. WQ0019907
Holly Ridge WWTP
Wastewater Treatment and
Surface Irrigation
Onslow County
In accordance with your modification request (i.e., partial engineering certification) received June
14, 2005, we are forwarding herewith Permit No. WQ0019907, dated August 25, 2005, to the Town of
Holly Ridge for the construction and continued operation of the subject wastewater treatment and surface
irrigation facilities.
This permit shall be effective from the date of issuance until August 31, 2007, shall void Permit
No. WQ0019907 `issued September 12, 2002, 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, 6714 Mail Service
Center, Raleigh, NC 27699-6714. Unless such demands are made this permit shall be final and binding.
If you need additional information concerning this matter, please contact Nathaniel Thornburg at
[phone].
Sincer
.-Alan W. Klimek, P.E.
cc: Onslow County Health Department
Jim Bushardt — Wilmington Regional Office, Aquifer Protection Section
Shane Lippard, PE — Right Angle Engineering, PC
Technical Assistance and Certification Unit
APS Central Files
LAU Files one
N rthCarolina
aturallz,/
Aquifer Protection Section 1636 Mail Service Center Raleigh, NC 27699-1636 Phone [phone] Customer Service
Internet: h2o.ennstate.nc.us 2728 Capital Boulevard Raleigh, NC 27604 FAX [phone]
An Equal opportunity/Affirmative Action Employer —50% Recycled/10°/o Post Consumer Paper

NORTH CAROLINA
ENVIRONMENTAL MANAGEMENT COMMISSION
DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES
RALEIGH
SURFACE IRRIGATION SYSTEM 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
Town of Holly Ridge
ODSIOW County
FOR THE
construction and operation of a two (2) spray irrigation fields consisting of 12.52 wetted acres; the
continued operation of a 260,626 gallon per day (GPD) wastewater treatment facility consisting of
headworks with a manual bar screen and grit chamber, influent flow measurement with ultrasonic flow
meter; a 1.82 mullion gallon (MG) treatment lagoon with three (3) aeration cells (cells 1 & 2 each have 2
— 25 horsepower (Hp) aerators with anti -erosion baffles, cell 3 has 2 — 25 Hp mixers with anti -erosion
baffles), a 0.49 MG settling cell; an ultraviolet (UV) disinfection system; a 22,400 gallon aerobic sludge
digester with a 2 Hp aerator and 3 Hp discharge pump; an effluent pump station with duplex 450 gallon
per minute (GPM) pumps; and 17, 900 feet of 8-inch force main; and the
continued operation of a 224,673 gallon per day (GPD) surface irrigation facility consisting of a 13.30
MG storage lagoon (51 days storage); trine (9) spray fields consisting of 87.07 wetted acres, and an
irrigation pump station with dual 700 GPM pumps and effluent flow meter;
to serve the Holly Ridge WWTP, with no discharge of wastes to the surface waters, pursuant to the
application received June 14, 2005, 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 August 31, 2007, shall void Permit No.
WQ0019907 issued September 12, 2002, 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 the Land
Application Unit, Division of Water Quality, 1636 Mail Service Center, Raleigh, NC 27699-1636.

2. The Wilmington 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 surface 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 Water Quality, 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 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.
6. Diversion or bypassing of the untreated wastewater from the treatment facilities is prohibited.
7. 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 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.
II. OPERATION AND MAINTENANCE RE UIREMENTS
1. The facilities shall be properly maintained and operated at all times.
2. Upon classification of the wastewater treatment and 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.
A suitable year round vegetative cover of Bermuda shall be maintained. The Bermuda shall be
harvested when it reaches a height of 18 inches.
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 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. The annual and instantaneous application rates for each irrigation field/zone shall not exceed the
following:
Spray Field
Area
(acres)
Dominant Soil
Instantaneous
Loading Rate
(in/hr)
Annual Loading
Rate
(in/yr)
1A
9.82
Leon
0.12
36.92
113
9.62
Leon
0.12
36.92
1 C
8.07
Leon
0.12
36.92
1D
3.74
Leon
0.12
36.92
2A-1
8.78
Pactolus
0.12
36.92
2A-2
12.2
Pactolus
0.12
36.92
2A-3
11.66
Pactolus
0.12
36.92
213-1
8.63
Goldsboro
0.12
21.84
213-2
5.84
Goldsboro
0.12
21.84
3A
9.44
Pactolus
0.12
36.92
3B
11.79
Pactolus
0.12
36.92
Total
99.59
8. No type of wastewater other than that from the Holly Ridge WWTP shall be irrigated 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. Public access to the land application sites shall be controlled during active site use. Such controls
may include the posting of signs showing the activities being conducted at each site.
11. Freeboard in the spray field lagoon shall not be less than two feet at any time.
12. If not already installed, a waste -level gauge, to monitor waste levels in the storage pond, shall be
installed within 60 days of issuance of this permit. This gauge shall have readily visible permanent
markings indicating the maximum liquid level at the top of the temporary liquid storage volume,
minimum liquid level at the bottom of the temporary liquid storage volume, and top of the dam
elevations. Caution must be taken not to damage the integrity of the liner when installing the gauge.
13. A protective vegetative cover shall be established and maintained on all earthen basin embankments
(outside toe of embankment to maximum pumping elevation), berms, pipe runs, erosion control areas,
and surface water diversions. Trees, shrubs, and other woody vegetation shall not be allowed to grow
on the earthen basin dikes or embankments. Earthen basin embankment areas shall be kept mowed or
otherwise controlled and accessible.
3

III. MONITORING AND REPORTING REQUIREMENTS
Any monitoring (including groundwater, surface water, soil or plant tissue 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.
2. Influent flow shall be continuously monitored and daily flow values shall be reported on Form
NDMR.
The Permittee shall install an appropriate flow measurement device consistent with approved
engineering and scientific practices to ensure the accuracy and reliability of influent flow
measurement. Flow measurement devices selected shall be capable of measuring flows with a
maximum deviation of less than 10 percent from true flow, accurately calibrated at a minimum of
once per year, and maintained to ensure that the accuracy of the measurements is consistent with the
accepted capability of that type of device. The Permittee shall keep records of flow measurement
device calibration on file for a period of at least three years. At a minimum, data to be included in
this documentation shall be:
a. Date of flow measurement device calibration
b. Name of person performing calibration
c. Percent from true flow
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
NO2-NO3
Fecal Coliform
NH3 as N TKN
pH
Total Phosphorous
4. The Permittee tracking the amount of wastewater disposed shall maintain adequate records. These
records shall include, but are not necessarily limited to, the following information:
a. Date of irrigation,
b. Volume of wastewater irrigated,
c. Field irrigated,
d. Length of time field is irrigated,
e. Continuous weekly, monthly, and year-to-date hydraulic (inches/acre) loadings for each field,
f. Weather conditions, and
g. Maintenance of cover crops.
5. Freeboard in the spray field lagoon shall be recorded weekly.
6. Three (3) copies of all monitoring data [as specified in Conditions 1I1(2) and 111(3)] on Forth NDMR-
1 and three (3) copies of all operation and disposal records [as specified in Conditions 111(4) and
III(5)] on Form NDAR-1 shall be submitted on or before the last day of the following month. All
information shall be submitted to the following address:
Division of Water Quality
Information Processing Unit
1617 Mail Service Center
Raleigh, North Carolina 27699-1617
4

7. An annual representative soils analysis (Standard Soil Fertility Analysis) shall be conducted on each
irrigation field and the results maintained on file by the Permittee for a minimum of five years. The
Standard Soil Fertility Analysis shall include, but is not necessarily Iim:ited to, the following
parameters:
Acidity
Manganese
Potassium
Calcium
Percent Humic Matter
Sodium
copper
H
Zinc
Ma esium
Base Saturation (by calculation)
Phosphorus
Cation Exchange Capacity
Exchangeable Sodium Percentage
8. Noncompliance Notification:
The Permittee shall report by telephone to the Wilmington Regional Office, telephone number (910)
395-3900, as soon as possible, but in no case more than 24 hours or on the next worming day
following the occurrence or first knowledge of the occurrence of any 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 Iine, 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.
Occurrences outside normal business hours may also be reported to the Division's Emergency
Response personnel at telephone number [phone], [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. Monitor wells MW-1, MW--2, MW--3 and MW-4 shall be sampled every March, July and November
for the following parameters:
Water Level
Total Dissolved Solids
Total Ammonia -Nitrogen
Fecal Coliforms
Chlorides
pH
Nitrate -Nitrogen
Total Phosphorus
Volatile Organic Compounds
" Sampled in November only
Volatile Organic Compounds (VOC) shall be sampled by one of the following methods:
(A) Standard Method 6230D, PQL at 0.5 µg/L or less
(B) Standard Method 6210D, PQL at 0.5 µg/L or less
(C) EPA Method 8021, Low Concentration, PQL at 0.5 µg/L or less
(D) EPA Method 8260, Low Concentration, PQL at 0.5 µg/L or less
(E) Another method with prior approval by the Groundwater Section Chief
Any method used must meet the following qualifications:
(1) A laboratory must be DWQ certified to run any method used.
(2) The method used must, at a minimum, include all the constituents listed in Table VIII of
Standard Method 6230D.
(3) The method used must provide a PQL of 0.5 µg/L or less that must be supported by laboratory
proficiency studies as required by the DWQ Laboratory Certification Unit. Any constituents
detected above the MDL but below the PQL of 0.5 µg/L must be qualified (estimated) and
reported.
2. The measurement of water levels must be made prior to sampling for the remaining parameters. The
depth to water in each well shall be measured from the surveyed point on the top of the casing.
3. The measuring points (top of well casing) of all monitoring wells shall be surveyed to provide the
relative elevation of the measuring point for each monitoring well.
4. If any volatile organic compounds are detected by Method 6230D, then the Wilmington Regional
Office Aquifer Protection Supervisor, telephone number [phone], must be contacted
immediately for further instructions regarding any additional follow-up analyses required. The results
of all initial and follow-up analyses must be submitted simultaneously.
5. The results of the sampling and analysis must be received on Form GW-59 (Groundwater Quality
Monitoring: Compliance Report Form) by the Division of Water Quality, Information Processing
Unit, 1617 Mail Service Center, Raleigh, North Carolina 27699-1617 on or before the last working
day of the month following the sampling month.
6. The COMPLIANCE BOUNDARY for the disposal system is specified by regulations in 15A NCAC
2L, Groundwater Classifications and Standards. The Compliance Boundary is for the disposal system
constructed after December 31, 1983 is established at either (1) 250 feet from the waste disposal area,
or (2) 50 feet within the property boundary, whichever is closest to the waste disposal area. An
exceedance of Groundwater Quality Standards at or beyond the Compliance Boundary is subject to
immediate remediation action in addition to the penalty provisions applicable under General Statute
143-215.6A(a)(1),
7. In accordance with 15A NCAC 2L, a REVIEW BOUNDARY is established around the disposal
systems midway between the Compliance Boundary and the perimeter of the waste disposal area.
Any exceedance of standards at the Review Boundary shall require remediation action on the part of
the permittee.
P

8. The lagoon shall have a liner of natural material at least one foot in thickness, compacted to 95%
proctor standard dry density and installed and compacted in layers no thicker than six inches, with a
hydraulic conductivity of no greater than I x 10-6 cm/scc.
9. Waste application activities shall not occur when vertical separation between depth of application and
the water table is less than one foot. Verification of the water table elevation can be confirmed by
water level readings obtained from the monitoring well(s) near the site or auger boring(s), which must
be done within 24 hours prior to the application of wastewater. Any open borings must be properly
filled with native soil prior to the application of wastewater, to decrease the chance of any waste
contaminating the groundwater.
V. INSPECTIONS
I. 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 Ieast 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, 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.
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.
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 of this request will be considered on its merits and
may or may not be approved.
4. 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_
5. 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.
6. The Permittee shall retain a set of approved plans and specifications for the life of the project.

7. The Permittee must pay the annual administering and compliance fee 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 2H .0205 (c)(4).
8. 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 25'' day of August, 2005
NORTH C OLINA ENVIRONMENTAL MANAGEMENT COMMISSION
f
Alan W. Klimek, P.E., Director
Division of Water Quality
By Authority of the Environmental Management Commission
Permit Number WQ0019907

Permit No_ WQ0019907
August 25, 2005
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 project,
Project Name
Location and County
for the Perri-i.ittee 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.
9

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Figure 4
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�'. Onslow County
'TQ0019907 / GWO1088
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