ML051460270

News Release No. 2: Dominion Investigating Cause of Unit Shutdown at Millstone Power Station

ML051460270
Person / Time
Site:	Millstone
Issue date:	04/17/2005
From:	Dominion
To:	Office of Nuclear Reactor Regulation
References
FOIA/PA-2005-0207
Download: ML051460270 (2)

Text

- APR-17-2005 SUN 02:50 PM NUCLEAR COMM. SERVICES FAX NO. 8UU b54 140 r. U/U, ADPmiionr NEWS RELEASE ReleAsoe 2 Date: __0417-2005 _

Information is ofl 3:30 p.ra. 4-17.2005 DOMrION INVESTIGATING CAUSE OF VNIT SHUTDOWN AT MLLSTONE POWER STATION WATlERFORD. Conn. - Dominion is investigating thc cause of the autornatic shutdown of Millstone Power Station Unit 3 Sunmdy.

-Unilf3I 6 a fshudoui mode. No .one at the power staon wvas d tad no release of radiation occurred. Federal, slate and local emergency response agencies were notified.

Dominion declared an Alert the secondlowest of four omergcncy classifications used by the U.S. Nuclear Regulatory Commissidn, at 8:42 a.m. Sunday after Unit 3 automatically shutdown becauise of indications oflow steam pressure in the secondary piping system.

The secondary piping system moves stepn from the steam generator to the turbine.

Millstone Unit 3 shit down'aut6matically at 8:29 a.m. No release of radioactivo material occurred beyond those small'releases asiaociamcd with nounal station operations. These minor releases pose no danger to the public or station workers and are below federally approved operating limits, below natural background levels and cannot be dctected at the site boundary.

Rcactor operators and other personnel responded to the Alert as traincd. Thcy wcr able to bring Millstone Unit 3, which had been operating at 100 percent, to safe shutdown status in at orderly manner.

Millstone Unit 3, a 1.l150megawatt presuriz2d water reactor, will remain shut down while the investigation occurs. No decision has been made on when the unit will be restarted.

FfAX NO. 8BU b4 14UJ F. U'./U/

...APR-17-2005 SUN 02:50 PM NUCLEAR COMM. SERVICES Millstonc Unlt 2, an 870-megawatt unit, is being reficled and is not operating. Millstone Unit I is being decommissioncd.

Don=inion is one of the nation~s largest producers of energy, with an cnergy portfolio of about 28,1 00 megawatts of generation, about 6 trillion cubic feet equivalent of proved natural gas reserves and 7,900 niles of natural gas transmission pipelinc. 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 customcrs in nine states.

For more information about Dominion, visit thc company's Web site at wvrwwdomnxon.

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