ML16363A113

Comments on Draft NPDES Permit

ML16363A113
Person / Time
Site:	Watts Bar
Issue date:	12/16/2016
From:	Cheek T Tennessee Valley Authority
To:	Janjic V Office of Nuclear Reactor Regulation, State of TN, Dept of Environment & Conservation
References
Download: ML16363A113 (2)

Text

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Tennessee Valley Authority, 1101 Market Street, BR4A, Chattanooga, Tennessee 37402

'.l December 16, 2016

'I j Mr. Vojin Janjic Manager, Water-Based Systems Tennessee Department of.Environment and Conservation *

• William R. Snodgrass Tennessee Tower:

312 Rosa L. Parks Avenue, 12th.Floor

• Nashville, Tennessee 37243 *,;.

Dear Mr. Janjic:

TENNESSEE VALLEY AUTHORITY (TVA):- WATTS BAR NUCLEAR P~NT (W~N) - NPDES PERMIT NO. TN0020168 ...:. COMMENTS ON DRAFT NPDES PERMIT .

• TVA has reviewed the subject draft permitdated November 17, 2016, and offers the following comments for your consideration: ' ' ; i ' '. ' ' ' '  :

1. On Page 2. under Outfall 101 and 1p2 table: ..

a. TVA requests that footnote 1:bemodified to the following: Flowshal/'be reporled in Million Gallons per Day (MGD). If the primary flow measurement device is out of service,* flow may be calculated or estimated by alternate oi: secondary *

• flow measurement devices. ** .

b. TVA requests that footnote 4 ;be 'modified to the following: If.the primary temperature monitoring equipment fails, monitoring will be done once per day. .

Reasonable. and timely effort wil~ be made to restore a temperature recorder to dpe,ration as soon as possiblf!. See Part ill for furlher temperature requirements.

Secondary temperature meflsurement de.vices may be installed and calibrated for continuous use.'

2. On Page 4,. TVA requests that a narrative condition under Outfall 103 table be added 1:. .,,

with the following language: In the event.the turbine building station sumpis:discharged directly to the Yard Holding Pond, then TSS, Oil and Grease, and pH shall be mpnitored ' ;.1 1/Week and reporled with the Discharge Monitoring ~eporl for the applicabl~ reporling; period. * * *: :  : * '

• I J ~ '

3. Page 9, TVA requests' the followlng n~rr~tive condition be added with .the following

• language:. To ensure compliance. with': Total Suspended Solids limits,- polymer:s and/or ,

coagulants may be utilized fn the Lined/Unlined.Ponds, Low Volume Waste Treatment '

Pond, or YardHoldingPond on an a's..needed basis in a. way that does not ca:use or  :.

contribute to.toxicity at Outfall 101 discharge.

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Mr. Vojin Janjic Page 2 December 16, 2016 TVA also requests a 30-day period between the issuance date and the effective date of the reissued permit to facilitate internal distribution of the perm.it. If you have questions or need additional information, please call Travis Markum at (423) 751-2795 in Chattanooga, or by email at trmarkum@tva.gov.

S~, rdJ Terry ~eek Senior Manager Water Permits, Compliance, and Monitoring cc: U.S. Nuclear Regulatory Commission Attn: Document Control Desk Washiflgton, DC 20555