Power unit №1 of the Kalininskaya NPP was restarted after planned medium repairs on May 13, 2015 at 18:00. The power unit is operating in accordance with a dispatch schedule at the moment.

Among the major works, which were held at the power unit, were repair of a high-pressure cylinder with modernization; replacement of high pressure heaters from PVD 6-7 to PVD-K; medium repair of the generator; refueling.

Works were performed by the maintenance and engineering staff of the station and representatives of contractors.

There are three power units in work at the Kalininskaya NPP. Power unit №4 is being renovated. The radiation background corresponds to level of normal operation of power units, which doesn't exceed natural background values.

The Kalininskaya nuclear power plant is a branch of the JSC "Concern Rosenergoatom". The station is located in the north of the Tver region in the Udomelskiy area. There are four power units with water-cooled power reactors (VVER-1000) with installed capacity of 1000 MW each in the structure of the Kalininskaya nuclear power station.

Current information about radiation situation near the nuclear power plants in Russia and other objects of the nuclear industry is provided on a site www.russianatom.ru.