NC0078000_Authorization to Construct_19920507

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State of North Carolina
Department of Environment, Health and Natural Resources
Division of Environmental Management
512 North Salisbury Street • Raleigh, North Carolina 27611
James G. Martin, Governor George T. Everett, Ph.D
William W. Cobey, Jr., Secretary Director
May 7,1992
Mr. William H. Cobb, III
Worth Chemical Corporation
2 Segal Boulevard
Greensboro, N.C. 27409
Dear Mr. Cobb:
Subject Permit No. NC0078000
Authorization to Construct
Worth Chemical Corporation
Wastewater Treatment Facility
Guilford County
A letter of request for an Authorization to Construct was received February 5, 1992, by the
Division and final plans and specifications for the subject project have been reviewed and found to be
satisfactory. Authorization is hereby granted for the construction of 216,000 GPD groundwater treatment
and disposal facility consisting of two extraction wells (EW) with EW-1 having a 35 GPM pump and EW-
2 having a 75 GPM pump, an in line strainer, a 2,000 gallon groundwater storage (surge) tank, a 150
GPM transfer pump, an in line strainer, a 3 foot diameter by 20 foot tall two stage air stripper tower with 2
inch packing, a 2,500 SCFM stripper tower blower with silencer and filter, an 8 inch effluent line and 300
GPM parshall flume, flow recording devices and totalizing flow recorder, alarms, pressure sensing
devices and emergency shut down systems, provisions and attachments to add on additional treatment
systems, and all associated piping, valves, controls, and appurtenances with discharge of treated
wastewater into an unnamed tributary to South Buffalo Creek, classified Class C-NSW Waters.
This Authorization to Construct is issued in accordance with Part III paragraphs B of NPDES
Permit No. NC0078000 issued April 2, 1990, and shall be subject to revocation unless the wastewater
treatment facilities are constructed in accordance with the conditions and limitations specified in Permit No.
NC0078000.
The sludge generated from these treatment facilities must be disposed of in accordance with G.S.
143-215.1 and in a manner approved by the North Carolina Division of Environmental Management.
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 as may be required by this
Division, such as the construction of additional or replacement wastewater treatment or disposal facilities.
Regional Offices
Asheville Fayetteville Mooresville Raleigh Washington Wilmington Winston-Salem
704/251-6208 919/486-1541 704/663-1699 919/733-2314 919/946-6481 919/395-3900 919/896-7007
Pollution Prevention Pays
P.O. Box 29535, Raleigh, North Carolina 27626-0535 Telephone [phone]
An Equal Opportunity Affirmative Action Employer

The Winston-Salem Regional Office, phone no. 919/ 896-7007 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.
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 insralled in
accordance with the NPDES Permit, this Authorization to Construct and the approved plans and
specifications. Mail the Certification to the Permits and Engineering Unit, P.O. Box 29535, Raleigh, NC
27626-0535.
Upon classification of the facility by the Certification Commission, 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 Certification Commission. The
Permittee must also employ a certified back-up operator of the appropriate type and grade to comply with
the conditions of Title 15A, Chapter 8A, .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 Title 15A, Chapter 8A, .0202. Once the facility is classified, the Permittee must
submit a letter to the Certification Commission which designates the operator in responsible charge within
thirty days after the wastewater treatment facilities are 50% complete.
A copy of the approved plans and specifications shall be maintained on file by the Permittee for the
life of the facility.
Failure to abide by the requirements contained in this Authorization to Construct 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.
The issuance of this Authorization to Construct 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.
If monitoring results from any part of the treatment process (including influent and effluent
monitoring) indicate that additional treatment facilities are needed, additional treatment facilities shall be
installed as soon as possible.
One (1) set of approved plans and specifications is being forwarded to you. If you have any
questions or need additional information, please contact Mr. John Seymour telephone number 919/733-
5083.
ely,
eorge T. Eve
cc: Guilford County Health Department
Winston-Salem Regional Office, Water Quality
Winston-Salem Regional Office, Groundwater
Training and Certification Unit
Facilities Assessment Unit
Solids and Hazardous Waste Section
Groundwater Section, Jack Floyd