NC0005185_AUTHORIZATION TO CONSTRUCT_19960219

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State of North Carolina
Department of Environment,
Health and Natural Resources • •
Division of Environmental Management A&
James B. Hunt, Jr., Governor Alm% Ooft% Lodi
Jonathan B. Howes, Secretary p E H N F=1
A. Preston Howard, Jr., P.E., Director
February 19, 1996
Ms. Heidi Passales
Amoco Oil Company
375 Northridge Road, Suite 600
Atlanta, Georgia 30350
Subject: Application Number NCO005185
Authorization to Construct
Charlotte Terminal
Mecklenburg County
Dear Ms. Passales:
In accordance with your application for a modification of the current Authorization to Construct
permit, we are herewith forwarding the subject Authorization to Construct permit for a groundwater
remediation facility and one set of final approved plans and specifications. Authorization is hereby granted
for the construction and operation of a groundwater treatment facility for-approximately 69,120 GPD (48
gpm) flow consistin- of, for the 'onsite system': 7 recovery wells, 50 gpm oil/water separator, 100 gpm
transfer pump, dual 5 tray low profile air stripper (50 gpm) with 500 gallon surge tank, 100 gpm
influent/effluent transfer pump, 600 cfm blower, bag filter system; for the 'offsite system' plus GNC
addition: 5 recovery wells for the offsite system (15 gpm total), 4 recover wells for GNC system (9 gpm
total), 35 gpm oillwater separator, 300 gallon transfer tank, 40 gpm transfer pump, a 5 tray low profile
cascade air stripper (50 gpm) with 500 gallon surge tank, 100 gpm influent/effluent transfer pump, bag
filter system; both onsite and offsite-systems combine to one 1800 pound carbon unit rated at 180 gpm.
This Authorization to Construct also approves the removal of the GAC fluid bed and associated units. The
units shall be built as specified including all other appurtenances associated with discharge of treated
wastewater from Outfall 005 into an unnamed tributary to Long Creek in the Catawba River Basin. This
Authorization to Construct is issued pursuant to the requirements of North Carolina and the US
Environmental Protection Agency Memorandum of Agreement dated December 6, 1983 and as
subsequently amended.
The Authorization to Construct is issued in accordance with Part III, Paragraph A. of NPDES
Permit No. NCO005185 issued July 5, 1994, and shall be subject to revocation unless the wastewater
treatment facilities are constructed in accordance with the conditions and limitations specified in Permit No.
NC0005185.
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.
Regional Offices
Asheville Fayetteville Mooresville Raleigh Washington Wilmington Winston-Salem
704/251-6208 919/486-1541 704/663-1699 919/571-4700 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

Permit No. NCO005185
Authorization to Construct
Amoco Oil Company
Charlotte Terminal
Page 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 as may be required by this
Division, such as the construction of additional or replacement wastewater treatment or disposal facilities.
The Winston Salem Regional Office, telephone number(704) 663 - 1699, 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 installed 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.
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 permit does not preclude the Permittee from complying with any and all
statutes, rules, regulations, or ordinances which may be required by the Division of Environmental
Management or permits required by the Division of Land Resources, the Coastal Area Management Act or
any Federal or Local other governmental permit that may be required.
.If you have any questions or need additional information, please contact Susan Wilson, telephone
number 919/733-5083, extension 555.
Sincerely,
Preston-Howard, Jr., P.E.
cc: Central Files
Winston-Salem Regional Office,Water Quality
Mike Armour,LAW Engineering
Permits and Engineering
Mecklenburg County Health Department