Steam begins to rise at the Fukushima Daiichi Nuclear Power Plant with utility company Tepco saying that it is possibly because of rain and that the levels of radioactivity in the surrounding areas have remained unchanged.
A magnitude 7.2 earthquake strikes off the coast of Miyagi Prefecture, Japan, causing tsunami waves of up to 1 m. As a precaution, Tohoku Electric Power shuts down the Onagawa Nuclear Power Plant and Tokyo Electric Power Company checks the condition of the Fukushima Daiichi Nuclear Power Plant, which was struck by the massive earthquake and tsunami of March 11, 2011.
A court rules that the Japanese government and Tokyo Electric Power Company are responsible for the damages caused during a nuclear disaster at the Fukushima Daiichi Nuclear Power Plant. Furthermore, the operator of the plant is required to pay $9.5 million in damages to survivors.
According to Tokyo Electric Power Company, radiations levels within one of the reactors of Fukushima Daiichi Nuclear Power Plant, damaged by an earthquake and tsunami in 2011, are at its highest level since experiencing a meltdown, with a reading of 530 sieverts an hour.
Tokyo Electric Power Company says that it is moving tons of highly radioactive water from a temporary storage tank to another after detecting signs of leakage at the Fukushima Daiichi Nuclear Power Plant in Futaba District of Fukushima Prefecture, Japan.
The Tokyo Electric Power Company (Tepco) incurs wrath from shareholders at its first annual meeting since the Fukushima Daiichi nuclear disaster, with a motion asking the company to abandon nuclear power being defeated.
Shares in Tokyo Electric Power Company (TEPCO), the operator of the Fukushima Daiichi Nuclear Power Plant, fall to a record low due to continuing concerns over its viability and ongoing problems at the plant.
The Tokyo Electric Power Company (TEPCO) claims that three reactors at the Fukushima Daiichi Nuclear Power Plant suffered partial meltdowns following the 2011 Tōhoku earthquake and tsunami; it had previously announced that only one reactor had suffered a meltdown.
Japan's government approves a compensation plan to assist with the tens of billions of dollars for those affected by the malfunctions of the country's tsunami-crippled nuclear plant, fearing that Tokyo Electric Power Company (Tepco) could go bankrupt without the money.