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Chronology of major events surrounding 2011 quake-tsunami disaster

This March 14, 2011 satellite image provided by Maxar Technologies shows Fukushima Daiichi nuclear power plant in Okuma, Fukushima Prefecture, Japan, after explosions following an earthquake and tsunami three days before. (Satellite image 2021(C)Maxar Technologies via AP)
In this April 8, 2011 file photo, a stray dog looks back at the ruins of a tsunami-destroyed neighborhood in the Odaka area of Minamisoma, inside the deserted 20-kilometer radius evacuation zone around the Fukushima Daiichi nuclear plant in northeastern Japan. (AP Photo/David Guttenfelder)
In this July 24, 2011 file photo, an abandoned bicycle is seen on a road partially blocked by ships that washed ashore in the town of Namie, inside the 20-kilometer exclusion zone around the Fukushima Daiichi nuclear plant, northeastern Japan. (AP Photo/David Guttenfelder)

SENDAI (Kyodo) -- The following is a chronology of events in the past 10 years related to the earthquake and tsunami that struck northeastern Japan on March 11, 2011.

    March 11, 2011 -- Magnitude-9.0 earthquake strikes off Miyagi Prefecture, with subsequent tsunami hitting wide areas of northeastern Japan and triggering a nuclear crisis at Fukushima Daiichi power plant.

    March 12 -- Hydrogen explosion occurs at the Fukushima plant's No. 1 reactor building.

    March 13 -- Police say over 450,000 people have been evacuated.

    March 14 -- Hydrogen explosion occurs at No. 3 reactor building. Tokyo Electric Power Co. begins planned power outages.

    March 15 -- Hydrogen explosion occurs at No. 4 reactor building.

    March 25 -- Death toll from disaster exceeds 10,000.

    March 30 -- TEPCO unveils plan to scrap Nos. 1-4 units at Fukushima Daiichi plant.

    April 12 -- Severity of Fukushima Daiichi nuclear accident rated Level 7 in International Nuclear and Radiological Event Scale, worst rating on par with Chernobyl disaster.

    June 20 -- Basic law on scheme for reconstructing areas hit by March 11 disaster enacted.

    July 1 -- Government issues order for restricting electric consumption by large-lot users in eastern and northeastern Japan to avert power shortages following the nuclear accident, in the country's first mandatory power-saving drive in 37 years, or since the first oil crisis.

    July 29 -- Government adopts basic policy on reconstruction of areas hit by March 11 disaster.

    Sept. 9 -- Restrictions on electricity consumptions fully lifted.

    Dec. 16 -- Prime Minister Yoshihiko Noda declares crippled-Fukushima Daiichi nuclear power plant brought to stable state of cold shutdown.

    Dec. 21 -- Government, TEPCO set road map toward decommissioning of Nos. 1-4 units at Fukushima Daiichi plant in up to 40 years.

    Dec. 26 -- SDF ends relief mission in disaster-hit areas.

    Feb. 10, 2012 -- Reconstruction Agency is formed to better deal with rebuilding disaster-hit areas.

    Sept. 19 -- Nuclear Regulation Authority is launched.

    April 5, 2013 -- Up to 120 tons of radioactive water found to have leaked from underground tank at Fukushima Daiichi plant.

    Sept. 7 -- Prime Minister Shinzo Abe says issue of radioactive water leakage at Fukushima plant "under control" in International Olympic Committee conference.

    April 11, 2014 -- Japan decides on Basic Energy Plan that stipulates support for resuming operation of nuclear reactors halted after the Fukushima nuclear crisis.

    Dec. 22 -- TEPCO completes removal of nuclear fuel rods from No. 4 unit's pool at Fukushima plant.

    Aug. 11, 2015 -- Kyushu Electric Power Co. resumes operation of Sendai nuclear power plant's No. 1 unit, first reactor reactivated in Japan under stricter safety regulations introduced after 2011 nuclear disaster.

    Feb. 29, 2016 -- Three former TEPCO executives are indicted over failure to implement measures to prevent disaster at Fukushima Daiichi plant.

    Sept. 19, 2019 -- Tokyo District Court acquits three former TEPCO executives who faced charges of failing to prevent Fukushima nuclear disaster.

    Nov. 25 -- Pope Francis meets with people affected by 2011 disaster in Tokyo.

    Feb. 25, 2020 -- Shipping restrictions on seafood caught off Fukushima Prefecture fully lifted.

    Feb. 28, 2021 -- TEPCO completes removal of nuclear fuel rods from storage pool of No. 3 reactor at Fukushima plant.

    March 11 -- Japan marks 10th anniversary of earthquake, tsunami and nuclear disaster.

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