NC0036277_Authorization to Construct_20000224

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
Mr. Douglas Bean, Director
Charlotte -Mecklenburg Utility Department
5100 Brookshire Boulevard
Charlotte, North Carolina 28216
Dear Mr. Bean:
A74
NCDENR
NORTH CAROLINA DEPARTMENT OF
ENVIRONMENT AND NATURAL RESOURCES
February 24, 2000
Subject: Authorization to Construct
ATC No. 036277ACB
NPDES Permit No. NCO36277
McDowell Creek WWTP
Mecklenburg County
The Division of Water Quality's NPDES Unit has reviewed your request for an Authorization to Construct at
the above referenced facility. The Division finds the proposed improvements to be satisfactory and hereby
grants authorization for the following:
• Conversion of an abandoned clarifier for waste activated sludge storage:
• Installation of two gravity belt thickeners with polymer feed systems;
• Construction of a filtrate equalization basin;
• Construction of a filter blower enclosure;
• NFPA 820 improvements; and
• Construction and installation of all related structures, piping, controls, and other appurtenances
as specified in the approved design documents.
This Authorization to Construct is issued in accordance with NPDES Permit No. NC0056277, issued October
2, 1995, and shall be subject to revocation unless the wastewater treatment facilities are constructed in
accordance with the terms and conditions of the permit.
The Permittee shall notify the Water Quality Supervisor of the Mooresville Regional Office, telephone number
[phone], at least forty-eight (48) hours prior to operation of the installed facilities, so that an in -place
inspection can be made. Notification shall be made during the normal office hours of 8:00 a.m. until 5:00 p.m.,
Monday through Friday.
Engineer's Certification
Upon completion of construction and prior to operation of the modified facility, the Permittee shall provide the
Division with a certification (copy enclosed) from a professional engineer registered in North Carolina certifying
that the permitted facility has been installed in accordance with the NPDES Permit, this Authorization to
Construct, and the approved plans and specifications. The Certification should be submitted to: NCDENR /
DWQ, NPDES Unit, 1617 Mail Service Center, Raleigh, North Carolina 27699-1617.
Requirements for Certified Operator
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
1617 Mail Service Center, Raleigh, North Carolina 27699-1617 Telephone [phone] FAX [phone]
An Equal Opportunity Affirmative Action Employer Internet: http://h2o.enr.state.nc.us/

McDowell Creek WWTP
NPDES Permit No. NC0036277
ATC No. 036277AC
Page 2
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 8G, .0200. 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 comply
with all other conditions of Title 15A, Chapter 8G, .0200.
Additional Requirements
The Operational Agreement between the Permittee and the Environmental Management Commission is
incorporated herein by reference and is a condition of this Permit. Noncompliance with the terms of the
Operational Agreement shall subject the Permittee to all sanctions provided by G. S. 145-215.6 for violation
of or failure to act in accordance with the terms and conditions of this Permit.
Failure to abide by the requirements contained in this Authorization to Construct may subject the Permittee to
an enforcement action by the Division of Water Quality 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.
The Permittee shall maintain a copy of the approved plans and specifications on file for the life of the facility.
One (1) copy of the approved plans and specifications is enclosed for your records.
If you have any questions about this Authorization to Construct, please contact Mark McIntire at (919) 755-
5083, extension 553.
Sincerely,
enx
"_—Kerr T. Stevens
Enclosures: Project Plans and Specifications (approved)
Engineer's Certification Form
cc: Central Files
NPDES Permit File
Mooresville Regional Office
Technical Assistance and Certification Unit
David Parker, P.E., Black `ZQ Veatch (w/certification form)
8604 Cliff Cameron Drive, Suite 164
Charlotte, North Carolina 28269