WQ0005555_Final Permit_20000712

State of North Carolina
Department of Environment
and Natural Resources
Division of Water Quality
James B. Hunt, Jr., Governor
Bill Holman, Secretary
Kerr T. Stevens, Director
July 12, 2000
Mr. Jeffrey D. Fickett, General Manager
Weyerhaeuser Company
Post Office Box 590
Elkin, NC 28621
Dear Mr. Fickett:
14 V40 •
AOM
NCDENR
NORTH CAROLINA DEPARTMENT OF
ENVIRONMENT AND NATURAL RESOURCES
Subject: Permit No. WQ0005555
Weyerhaeuser Company
Elkin Oriented Strand Board Plan
Wastewater Spray Irrigation
Surry County
In accordance with your application for modification received December 12, 1999, we are forwarding
herewith Permit No. WQ000555, dated July 12, 2000, to the Weyerhaeuser Company for the modification and
continued operation of the subject wastewater treatment and spray irrigation facilities.
This permit shall be effective from the date of issuance until February 28, 2001, shall void Permit No_
WQ000555 issued April 22, 1996, 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 aninding.
Sin r y,
71
Kerr T_ Stevens
cc: Surry County Health Department
Gary Ribblett, Delta Environmental Consultants, Inc.
Winston-Salem Regional Office, Water Quality Section
Winston-Salem Regional Office, Groundwater Section
Groundwater Section, Central Office
Technical Assistance and Certification Unit
Non -Discharge Compliance/Enforcement Unit
1617 Mail Service Center, Raleigh, North Carolina 27699-1617 Telephone [phone] Fax [phone]
An Equal Opportunity Affirmative Action Employer 50% recycled/10% post -consumer paper

NORTH CAROLINA
ENVIRONMENTAL MANAGEMENT COMMISSION
DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES
RALEIGH
SPRAY 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
Weyerhaeuser Company
Sur y County
FOR THE
modification and continued operation of a 28,800 GPD industrial wastewater treatment and spray irrigation
system for the disposal of blowdown, cleanup waters (from the wet ESP scrubbers), domestic wastewater,
wastewater from the operation of a biofilter, non -contact cooling water, and equipment wash water. The
treatment and disposal system consists of three side hill screens, a pH control system, a defoaming system, a
4,800 gallon surge tank, a polymer addition system for solids removal, a static mixer, a 93,508 gallon
flocculating clarifier, a 1,400 gallon sludge storage tank, a centrifuge for solids dewatermg, a standby
vacuum filter system, a 230,000 gallon anoxic reactor lagoon with a synthetic tarp cover, a 190,000 gallon
aerated pond, a 420,000 gallon storage pond, an 840,000 gallon aerated storage pond, a 250 GPM vertical
chopper pump, sixteen fixed spray nozzles, a portable irrigation system, 20.4 acres of spray fields and all
associated piping and appurtenances to serve the Weyerhaeuser Company Elkin Oriented Strand Board Plant,
with no discharge of wastes to the surface waters, pursuant to the application received December 22, 1999,
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 perntit.
This permit shall be effective from the date of issuance until June 30, 2005, shall void Permit No.
WQ0005555 issued April 22, 1996, and shall be subject to the following specified conditions and limitations:
I. PERFORMANCE STANDARDS
L 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 aRproved under the same permit, and shall
provide a final certificate of completion once the entire proiect has been complete . Mail the
Certification to the Non -Discharge Permitting Unit, Division of Water Quality, 1617 Mail
Service Center, Raleigh, NC 27699-1617.

2. The Winston-Salem 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 trade. 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 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 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 groundwaters resulting from the operation of this facility.
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.
Diversion or bypassing of the untreated wastewater from the treatment facilities is prohibited.
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) I00 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 wastewater treatment units and wells, and
g) 50 feet between wastewater treatment units and property Iines.
Some of the buffers specified above may not have been included in previous permits for this
waste treatment and disposal system. These buffers are not intended to prohibit or prevent
modifications, which are required by the Division, to improve performance of the existing
treatment facility. These buffers do, however, apply to modifications of the treatment and
disposal facilities which are for the purpose of increasing the flow that is tributary to the facility.
These buffers do apply to any expansion or modification of the spray irrigation areas and apply
in instances in which the sale of property would cause any of the buffers now complied with, for
the treatment and disposal facilities, to be violated. The applicant is advised that any
modifications to the existing facilities will require a permit modification.
A leakage test shall be performed on the
exfiltration occurs at a rate which does no
hours per 1,000 gallons of tank capacity.
compliance with this condition.
septic tank and dosing tank to insure that any
t exceed twenty (20) gallons per twenty-four (24)
The engineer's certification will serve as proof of

II. OPERATION AND MAINTENANCE REQUIREMENTS
The facilities shall be properly maintained and operated at all times.
2. Upon classification of the facility by the Water Pollution Control System 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 Ieast 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.
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 spray 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 application rate shall not exceed a cumulative loading of 52.0 inches over any twelve (12)
month period at an instantaneous application rate not to exceed 0.25 inches per hour.
8. No type of wastewater other than that from the Weyerhaeuser Company EIkin Oriented Strand
Board Plant shall be sprayed onto the irrigation area.
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 lagoons shall not be less than two feet at any time.
III. MONITORING AND REPORTING REQUIREMENTS
1. 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. Adequate records shall be maintained by the Permittee tracking the amount of wastewater
disposed. These records shall include, but are not necessarily limited to, the following
information:
a. date of irrigation,
b_ volume of wastewater irrigated,
e. 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.
3. Influent flow shall be continuously monitored and daily now 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. Records of flow measurement device
calibration shall be kept on file by the Permittee 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
If construction of such a measuring device is required, then plans and specifications for the flow
measuring device shall be prepared by a licensed Professional Engineer and submitted to the
appropriate regional office 30 days prior to installation. The flow measuring device shall be
instaIIed within 1 year of the date of this permit.
4. The effluent from the subject facilities shall be monitored by the Permittee at the point prior to
irrigation every March, July and November for the following parameters:
TKN
pH
NH3 as N
TSS
NO3 as N
TDS
Formaldehyde
TOC
Total Phosphorous
Magnesium
Phenol
Mercury
Chloride
Sodium
COD
Calcium
PAN by Calculation
Chromium
Sodium Adsorption Ratio by Calculation
Three (3) copies of all operation and disposal records (as specified in condition III 2) on Form
NDAR-1 shall be submitted on or before the last day of the following month. Three (3) copies
of all effluent monitoring data (as specified in condition III 3) on Form NDMR-1 shalI be
submitted on or before the last day of April, August and December. 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

6. A representative annual soils analysis (Standard Soil Fertility Analysis) shall be conducted on
each spray field and the results maintained on file by the Perrnittee for a minimum of five years.
The Standard Soil Fertility Analysis shall include, but is not necessarily limited to, the following
parameters:
Acidity Manganese Potassium
Calcium Percent Hurnic Matter Sodium
Copper pH Zinc
Magnesium Exchangeable Sodium Percentage Phosphorus
Cation Exchange Capacity Base Saturation (by calculation)
7. Noncompliance Notification:
The Permittee shall report by telephone to the Winston-Salem 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 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 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.
d. Any time that self -monitoring information indicates that the facility has gone out of
compliance with its 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.
E

IV. GROUNDWATER REQUIREMENTS
Monitor wells MW-4, MW-5, MW-6, MW-7, MW-8, MW-9, MW-10, MW-1 I and MW-12,
shall be sampled every March, July and November for the following parameters.
Water Level pH
Chloride Total Dissolved Solids (TDS)
Fecal Coliforms Total Organic Carbon (TOC)
Nitrate (NO3) Total Ammonia
Total Phosphorous
Volatile Organic Compounds - In November only using one of the following:
(A) Standard Method 6230D, PQL at 0.5 ug/L or less
(B) Standard Method 621OD, PQL at 0.5 ug/L or less
(C) EPA Method 8021, Low Concentration, PQL at 0.5 ug/L or Iess
(D) EPA Method 8260, Low Concentration, PQL at 0.5 ug/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 provided a PQL at 0.5 ug/L or less which 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 at 0.5 ug/L trust be
qualified (estimated) and reported.
If any volatile organic compounds are detected by the methods listed, then the Winston-Salem
Regional Office Groundwater 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.
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.
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.
If TOC concentrations greater than 10 mg11 are detected in any downgradient 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 downgradient wells shall be subject to the additional sampling and analysis as described
above.
The results of the sampling and analysis must be received on Form GW-59 (Groundwater
Quality Monitoring. Compliance Report Form) by the Groundwater Section, Permits and
Compliance Unit, 1636 Mail Service Center Raleigh, N.C. 27699-1636 on or before the last
working day of the month following the sampling month.

Any additional groundwater quality monitoring, as deemed necessary by the Division, shall be
provided.
3. 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).
4. 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
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 least 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
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. 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 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.
6. A set of approved plans and specifications for the subject project must be retained by the
Permittee for the life of the project.
7. 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).
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 2`h day of July, 2000.
NORTH CAROLINA EZVIRONMENTAL MANAGEMENT COMMISSION
Kerr T. Stevens, Director
Division of Water Quality
By Authority of the Environmental Management Commission
Permit Number WQ0005555

Permit No. WQ0005555
Weyerhaeuser Company Elkin Oriented Strand Board Plant
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 Pentrittee 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