NC0020401_AUTHORIZATION TO CONSTRUCT_19870925

NP®ES DOCU14ENT SCANNINS COVER SHEET
NPDES Permit: NCO020401
Hickory - Northeast WWTP
Document Type: Permit Issuance
Wasteload Allocation
AuAhorization to Construct
(A.tC) $
Permit Modification
Speculative Limits
Correspondence
Instream Assessment (67B)
Environmental Assessment (EA)
Permit
History
Document Date: September 25, 1987
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State of North Carolina
Department of Natural Resources and Community Development
Division of Environmental Management
512 North Salisbury Street 9 Raleigh, North Carolina 27611
James G. Martin, Governor R. Paul Wilms
S. Thomas Rhodes, Secretary Director
September 25, 1987
Mr. R. Gary McGee
City Manager
City of hickory
P. 0. Box 399
Hickory, N. C. 28603
SUBJECT: Permit No. NC0020401
Authorization to Construct
City of Hickory
Northeast Wastewater Treatment
Facilities
EPA Project No. C370384-13
Catawba County, NC
Attention: Mr. Jerry Twiggs
Dear Mr. McGee:
The final plans and specifications for the subject project have been-
reviewed and found to be satisfactory.
Authorization is hereby granted for the construction of additions and
modifications to expand the capacity of the existing 5.0 mgd wastewater
treatment facilities to 6.0 mgd to consist of influent flow measurement,
mechanical bar screens, grit removal, a primary clarifier, modifications to
the existing aeration basins, additional aeration basins, dual final
clarifiers, sludge pumping station, chlorine contact basin and associated
chlorine feed, dechlorination facilities, post-aeration, standby power, a
3,000 linear foot extension to the existing 36-inch plant effluent line, a
1, 970 square foot control building, two (2) gravity belt thickeners,
conversion of the secondary digester to a sludge holding tank, and associated
electrical and yard work.
Do not proceed with construction until the.Authorization-to-Award
package, EEO, and YBE documentation/certification have been reviewed, and you
are in receipt of our approval if federal funding is desired for project
construction.
Pollution Prevention Pays
P.O. Box 27687, Raleigh, North Carolina 27611-7687 Telephone [phone]
An Equant Opporr.:.,ir;AKrra`;ve Action Employer

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The. permittee shall employ an actively State certified wastewater
treatment plant operator to be in responsible charge of the wastewater
treatment facilities. Such operator must hold a valid State Certificate of
the grade at least equivalent to the classification assigned to the wastewater
treatment facilities by the Certification Commission. When a new chief
operator must be obtained to be in responsible charge of the new facilities,
it is required that this be done by the time the construction of the
facilities is 50% complete.
This Authorization-to--Construct is issued in accordance with Part III,
Paragraph C of NPDES Permit No. NCO020401 issued July 17, 1487 and shall be
subject to revocation unless the wastewater treatment facilities are
constructed in accordance with the approved plans, specifications, and
supporting documents; and are in compliance with the conditions and
limitations specified in Permit No. NC0020401.
The permittee shall have an acceptable sludge analysis and a sludge E.P.
toxicity analysis which have been approved by the Division of Health Services,
Solid Waste Management Branch prior to the disposal of any sludge from the new
wastewater treatment plant. Copies of the analyses, supporting documents, and
approvals shall be submitted to the Division of Environmental Management's
Water Quality Section and the Fayetteville Regional Office.
During the construction of the proposed additions/modifications, the
permittee shall continue to properly maintain and operate the existing
wastewater treatment facilities at all times, and in such a manner, as
necessary to comply with the effluent limits specified in the NPDES Permit.
You are reminded that it is mandatory for the project to be constructed
in accordance with the North Carolina Sedimentation Pollution Control Act,
and, when applicable, the North Carolina Dam Safety Act. In addition, the
specifications must. clearly state what the contractors' responsibilities shall
be in complying with these Acts.
The selling or free distribution of wet, dried, composted sludge or
sludge-like materials from wastewater facilities without prior review and
approval by this Division is illegal.
One (1) set of final approved plans and specifications is to be
forwarded to you, one (1) set to the Environmental Protection Agency (EPA) ,
and one (1) set to the Corps of Engineers.

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If you have any questions or need additional information, please contact
Mr. Bill Hoffman at (919) 733--6900.
Sincerely, ,s
R. Paul Wilms
cc: Catawba County Health Department
Harwood Beebe Co.
Mr. Walter D. Taft
4_,�tr-:Arthur Mouberry
Mr. Ron McMillan, Regional Supervisor
Mr. Bobby Blowe
Ms. Brenda Chesson
Mr. W. S. Hoffman
Charlotte — CE
Mr. Bennie Goetze, Jr.
EPA
EMU
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