ML051460271

News Release No. 3: Dominion Ends Alert at Millstone Power Station

ML051460271
Person / Time
Site:	Millstone
Issue date:	04/17/2005
From:	Dominion
To:	Office of Nuclear Reactor Regulation
References
FOIA/PA-2005-0207
Download: ML051460271 (2)

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-,-*APR-17-2005 SUN 05:57 PM NUCLEAR COMM. SERVICS BfX tU. NU bU 14UJ jt NEWS RELEASE Release # _3 Date: 04-17-2005 Inforiation as of: 7;05 p.m. 4-17-2005 Media; Pete Hyde, (860) 966-2l04 DOMINION BNDS ALERT AT MILLSTONE POWEIR STATION WATERFORD, Conn. - Dominion end d an Alert at Millstone Power Station Unit 3 at 7:05 p.m. Sun "y. An investigation into thc causc of the event continues.

Dominion declared an Alert, the second lowest of four emergency classifications used by the U.S. NuclearRegulatory Commission,at 8:42 aim Sunday after Unit 3 automatically shutdown because of indications of low steam pressure in the secondary piping systen.

The secondary pipmg system moves steam from the steam generator to the turbine.

While a large relcasc of steam from the .scondarypiping system occurred at the station, no one was injured and no release of radlioactive material occurred beyond those small releases associatcdwith normal staition-'peratons. Fedcral, state and local emergency rcsponse agencies were notified.

Millstone Unit 3.a 1,150-megawatt pre.4siizd ivater reaotcor, had been operating for 344 days continuously. The unit will Temain shut down duing the lnvcstigation. No decision has been made oifwhen he iuiit v1 be i .rted Millstone Unit 2, an 870-mcgawatt unit, is being rcfieled aid is not operatiiti. 'Millstone Unit I is being decommissioned.

The event Sundaybegan wh'nUnit 3 shutdown automatically at 8:29 am. The cause of the shutdown is not known at this time.

Alan Price, site vice prcsident.Milstone, said the company would investigate all aspects of the event and report those findings t) the NRC.

"Our operations personnel responded to the event quickly and effectively as they are trained to do, and twy brought the unit to siurdowvn in a safc and ordcrly manner," said Price, No rclease of radioactive material occuired duing the event beyond those small releases associated with normal station operationi. These minor releacs pose no danger to the

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-PR-17-2005 SUN 05:57 PM NUCLEfWR .U1M. SRVIULS MHX NU. bbU b4Y 14YY public or station workers and are below federally approved operating limits, below natural bavkground levels and cannot be detectcd at the site boundary.

Dominion is one of the nation's largest producers of energy, with an energyportfolio of about 28,100 megawatts of generation, shout 6 trillion cubic feet equivalent of proved natural gas rcscrves and 7,900 miles of natural gas transmission pipeline. Dominion also operates the nation's largest underground natural gas storage system with more than 965 billion cubic feet of storage capacity and serves retail energy customers in nne states. For more information about Dominion, visit the company's Web site at wwd m co.

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