WQ0003361_Final Permit_20030909

�CF W A rFA p Michael F. Easley, Governor
0 William G. Ross Jr., Secretary
r North Carolina Department of Environment and Natural Resources
--1
¢ Alan W. Klimek, P.E., Director
Division of Water Quality
September 9, 2003
ANTHONY SMITH, REGULATORY APFAiRS OFFICER
WRIGHT CORPORATION
333 NEILS EDDY ROAD
RIEGELWOOD, NC 28456
Subject: Perinit No. WQ0003361
Wright Corporation
Wright Corporation Acme Station
Groundwater Remediation Facilities
Columbus County
Dear Mr. Smith:
In accordance with your application received October 1, 2001, we are forwarding herewith Pen -nit No.
WQ0003361, dated September 9, 2003, to Wright Corporation for the continued operation and maintenance of the
subject groundwater remediation facility.
This permit shall be effective from the date of issuance until August 31, 2008, shall void Permit No.
WQ0003361 issued August 15, 1997, 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 have any questions concerning the Groundwater Conditions or groundwater monitoring
requirements, please contact Tom Cadwallader in the Groundwater Section at [phone]. If you need any
additional information concerning this matter, please contact Nathaniel Thornburg at [phone] extension
533. A
cc: Columbus County Health Department
Wilmington Regional Office, Water Quality Section
Wilmington Regional Office, Groundwater Section
Groundwater Section, Central Office
Technical Assistance and Certification Unit
,V D Pt(
Sincer y,
.Alan W. Klimek, P.E.
Non -Discharge Permitting Unit Internet http;J/h2o.enr.state.nc.uslndpu
1617 Mail Service Center, Raleigh, NC 27699-1617
Telephone [phone] Fax [phone]
DENR Customer Service Center Telephone [phone]
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NORTH CAROLINA
ENVIRONMENTAL MANAGEMENT COMMISSION
DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES
RALEIGH
GROUNDWATER REMEDIATION 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
Wright Corporation
Columbus County
FOR THE
continued operation and maintenance of two (2) 2.3 million gallon evaporative lagoons that collect wastewater
from daily operations and a one-half (112) mullion gallon lagoon with a 36-rnillimiter reinforced Hypalon
geomembrane liner, four (4) floating aerators (currently not used — reserved for future use), and an evaporative
spray system located in the Iagoon having twenty two (22) spray nozzles rated 27 GPM at 20 psi each, with two
(2) 300 GPM pumps, and all associated piping, valves, and appurtenances to serve Wright Corporation's Acme
Station, with no discharge of wastes to the surface waters, pursuant to the application received October 1, 2001,
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, 2008, shall void Permit No.
WQ0003361 issued August 15, 1997, and shall be subject to the following specified conditions and limitations:
I. PERFORMANCE STANDARDS
1. This permit shall become voidable if the soils fail to adequately assimilate the wastes and may be
rescinded unless the facilities are installed, maintained, and operated in a manner which will protect
the assigned water quality standards of the surface waters and ground waters.
2. 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 actions that may be
required by the Division of Water Quality (Division), such as the construction of additional or
replacement treatment or disposal facilities.
3. 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.
4. Any 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.
5. Diversion or bypassing of the untreated groundwater from the treatment facilities is prohibited.

6. In the event of the failure of the integrity of the synthetic liner, Wright Corporation shall take
appropriate measures, including but not limited to, ceasing of production in order to prevent
contravention of surface and/or groundwater standards.
11. OPERATION AND MAINTENANCE REQUIREMENTS
1. The facilities shall be properly maintained and operated at all times.
2. Upon classification of the facility by the Water Pollution Control Systems Operators Certification
Commission (WPCSOCC), the Permittee shall employ a certified wastewater treatment plant operator
to be in responsible charge (ORC) of the wastewater treatment facilities. The operator must hold a
certificate of the type and grade at least equivalent to or greater than the classification assigned to the
wastewater treatment facilities by the WPCSOCC. The Permittee must also employ a certified back-
up operator of the appropriate type and grade to comply with the conditions of 15A NCAC 8G .0202.
The ORC of the facility must visit each Class I facility at least weekly and each Class II, III, and IV
facility at least daily, excluding weekends and holidays, and must properly manage and document
daily operation and maintenance of the facility and must comply with all other conditions of 15A
NCAC 8G .0202.
3. 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.
4. Freeboard in the evaporative lagoons shall not be less than two (2) feet at any time.
III. 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. Surface water samples shall be collected monthly at the locations identified as MS-1, MS-2 and MS-3
on the attached map. The samples shall be analyzed for the following:
TKN
I NH3
Formaldehyde
Nitrate/Nitrite
Sulfate
Chromium
Copper
I Zinc I
Lead
Nickel
1 These parameters shall be sampled Quarterly and collected at the same locations.
3. The results of the self monitoring testing performed during; the previous month shall be submitted to
the Division of Water Quality postmarked no later than the 30th day following the end of the
reporting period for which the samples were collected. Duplicate signed copies of the reports
required for this condition shall be submitted to the following address:
Division of Water Quality
Water Quality Section
Attention: Facilities Assessment Unit
1636 Mail Service Center
Raleigh, NC 27699-1636
4. Monitoring by the Lower Cape Fear River Program (LCFRP) may only be substituted for the
monitoring conditions listed in Condition III.2, if the Division of Water Quality gives specific
approval.

5. 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 working day
following the occurrence or first knowledge of the occurrence of any of the following:
a. Any occurrence at the groundwater remediation facility which results in the treatment of
significant amounts of contaminated groundwaters which are abnormal in quantity or
characteristic, such as the dumping of the contents of a basin or tank, 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 renders the groundwater
treatment and disposal system incapable of adequate treatment and disposal, such as mechanical
or electrical failures of pumps, aerators, compressors, etc.;
c. Any failure of a pumping station, sewer line, 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;
or
d. Any time that self -monitoring information indicates that the groundwater treatment and disposal
system is not in compliance with any specified permit limitations.
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.. Sampling Criteria:
a. Monitor wells MW-22, NW-23, MW-25 and MW-26 shall be sampled every January and July
for, and monitor wells MW-6, MW-7 and MW-9 shall be sampled every March, July and October
for the following parameters below:
Water Level
pH
Total Ammonia Nitrogen
Total Dissolved Solids (TDS)
Sulfate
Volatile Organic Compounds
Total Organic Carbon (TOC)
Nitrate (NO3)
Formaldehyde
Sampled in June only
2 Sampled in monitoring wells MW-6, MW-7, MW-9, MW-23 and MW-26 only
Note that prior to sampling for the above parameters, the measurement of water levels must be
taken. The depth to water in each well shall be measured from the surveyed point on the top of
the casing. The measuring points (top of well casing) of all monitoring wells shall be surveyed
relative to a common datum.
b. For Total Organic Carbon (TOC), if concentrations greater than 10 mg/l are detected in any down
gradient monitoring well, additional sampling and analysis must be conducted to identify the
individual constituents comprising this TOC concentration. if the TOC concentration as
measured in the background monitor well exceeds 10 mg/l, this concentration will be taken to
represent the naturally occurring TOC concentration. Any exceedances of this naturally
occurring TOC concentration in the down -gradient wells shall be subject to the additional
sampling and analysis described above.

c. For Volatile Organic Compounds (VOCs) sampled in July, use only one of the following
methods:
Standard Method 6230D, PQL at 0.5 µg/L or less
Standard Method 6210D, PQL at 0.5 µg /L or less
EPA Method 8021, Low Concentration, PQL at 0.5 µg IL or less
EPA Method 8260, Low Concentration, PQL at 0.5 µg /L or less
Another method with prior approval by the Groundwater Section Chief
Any of the referenced methods used for VOCs must at a minimum, include all the constituents
listed in Table VIII of Standard Method 6230D. Any method used must provide a PQL of 0.5
µg /L or less, which must be supported by laboratory proficiency studies as required by the
DWQ Laboratory Certification Unit. Any constituents detected above the Method Detection
Limit (MDL) but below the PQL of 0.5 µg/L must be qualified (estimated) and reported.
d. Any laboratory selected to analyze parameters must be Division of Water Quality (DWQ)
certified for those parameters required.
2. Reporting / Documentation:
a. All reports and documentation (GW-1, GW-30, GW-59) shall be mailed to the following address:
Groundwater Section
Permits and Compliance unit
1636 Mail Service Center
Raleigh, NC 27699-1636
Updated blank forms (GW-1, GW-30, GW-59) may be downloaded from the Groundwater
Section's website at http://gw.ehnr.state.nc.us or requested from the address mentioned above.
b. The results of the sampling and analysis must be received on Form GW-59 (Groundwater Quality
Monitoring: Compliance Report Form) by the Groundwater Section (address listed above), on or
before the last working day of the month following the sampling month. The data of all
groundwater sampling analyses required by the permit conditions must be reported using the most
recent GW-59 form along with attached copies of the laboratory analyses.
3. , Liner Requirements:
Each lagoon shall have either a liner of natural material at least one (1) foot in thickness and
having a hydraulic conductivity of no greater than 1 x 10"6 centimeters per second when
compacted, or a synthetic liner of sufficient thickness to exhibit structural integrity and an
effective hydraulic conductivity no greater than that of the natural material liner, according to
15A NCAC 2H .0219(f).
4. Applicable Boundaries:
a. 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 exceedanee 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).

b. 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.
V. INSPECTIONS
1. Adequate inspection, maintenance and cleaning shall be provided by the Permittee to insure proper
operation of the subject facilities.
The Permittee or his designee shall inspect the groundwater recovery and treatment 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
maintain 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 Pennittee. 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 to the Division or other permitting authority, upon request.
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
1. 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. A set of approved plans and specifications for the subject project must be retained by the Pennittee
for the life of this project.
5. FaiIure 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 annual administering and compliance fee must be paid by the Permittee 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).
7. The issuance of this permit does not preclude the Permittee from complying with any and all statutes,
rules, regulations, or ordinances that may be imposed by other government agencies (local, state, and
federal) that have jurisdiction.

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 th 9th day of September, 2003
NORTH OLINA E O NTAL MANAGEMENT COMMISSION
flan W. Klimek, P.E., Director
Division of Water Quality
By Authority of the Environmental Management Commission
Permit Number WQ0003361

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