NCG500006_Staff Report_19900208

NPDES DOCUMENT 5CANNIN` COVER SHEET
NPDES Permit:
NCG500006
Marble Plant
Document Type:
Permit Issuance
Wasteload Allocation
Authorization to Construct (AtC)
Permit Modification
Complete File - Historical
Engineering
Alternatives (EAA)
Staff Report
,/;
Instream Assessment (67b)
Speculative Limits
Environmental Assessment (EA)
Permit
History
Document Date:
February 8, 1990
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Date:.0February 19, 1990
NPDES STAFF REPORT AND RECOMMENDATIbNS
County: Cherokee
NPDES Permit No.NCO0.Q116,
FEB261990
PART I - GENERAL INFORMATION TECH;.; .
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1. Facility and Address: American Thread Company
P. O. Box 269
Marble, N. C. 28905
2. Date of Investigation: February 8, 1990
3. Report Prepared By: W. E. Anderson1016‘,.
4. Persons Contacted and Telephone Number: Jerry Sisk
704-668-7609
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5. Directions to Site: American Thread is located at the intersection
of US Hwy 19 and NCSR 1377 in Marble.
6. Discharge Point - Latitude: 35°11'06"
Longitude: 83°55'18"
Attached a USGS Map Extract and indicate treatment plant site and
discharge point on map.
USGS Quad No.150•-NW (G3NW) or USGS Quad Name Marble
7. Size (land available for expansion and upgrading): N/A
8. Topography (relationship to flood plain included): Relatively
flat, above flood plain.
9. Location of nearest dwelling: Greater than 500 feet
10. Receiving stream or affected surface waters: Hyatt Creek
a. Classifications: "C"
b. River Basin and Subbasin No.: Hiwassee 040502
c. Describe receiving stream features and pertinent downstream
uses: Hyatt Creek flows into the Valley River upstream of
the Town of Murphy.

PART II - DESCRIPTION OF DISCHARGE AND TREATMENT WORKS
1. Type of wastewater: % Domestic
_100%Industrial
a. Volume of Wastewater: 0.006,300 MGD
b. Types and quantities of industrial wastewater: 6300
gallons of cooling tower water - discharged twice/year
c. Prevalent toxic constituents in wastewater: Sodium
Hypochlorite, Sodium Hydroxide d. Pretreatment Program
(POTWs only) N/A
in development approved
should be required not needed
2. Production rates (industrial discharges only) in pounds N/A
a. highest month in the last 12 months
b. highest year in last 5 years
3. Description of industrial process (for industries only) and
applicable CFR Part and Subpart: cooling tower water
4. Type of treatment (specify whether proposed or existing): None
required.
5. Sludge handling and disposal scheme: N/A
6. Treatment plant classification: None
7. SIC Code(s)
Wastewater Code(s) 14

PART III - OTHER PERTINENT INFORMATION
1. Is this facility being constructed with Construction Grants Funds
(municipals only)? N/A
2. Special monitoring requests: None
3. Additional effluent limits requests: None
4. Other:
PART IV - EVALUATION AND RECOMMENDATIONS This discharge
consists of cooling tower water which is changed twice each year.
The only additives are Sodium Hypochlorite and Sodium Hydroxide.
The permit should be renewed with Chlorine and pH limits as
appropriate. The measurement frequency should be "prior to
discharge". The discharge flows through a drainage ditch
approximateyone quarter mile before entering Hyatt Creek which is
Class "C". If you have any questions, please let me know.
ignature of Report Preparer
ater Qualit Regional Supervisor

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