2011 Tōhoku earthquake and tsunami additional power, because TEP's power plants were also damaged in the earthquake. Kansai Electric Power Company (Kepco) cannot share electricity, because its system operates at 60 hertz, whereas TEPCO and TEP operate their systems at 50 hertz; this is due to early industrial and infrastructure development in the 1880s that left Japan without a unified national power grid. Two substations, one in Shizuoka Prefecture and one in Nagano Prefecture, were able to convert between frequencies and transfer electricity from Kansai to Kanto and Tōhoku, but their capacity to do so is limited to 1 GW. With the damage to so
1923 Great Kantō earthquake as the earthquake. These winds caused fires to spread rapidly. The Emperor and Empress were staying at Nikko when the earthquake struck Tokyo, and were never in any danger. Many homes were buried or swept away by landslides in the mountainous and hilly coastal areas in western Kanagawa Prefecture; about 800 people died. A collapsing mountainside in the village of Nebukawa, west of Odawara, pushed the entire village and a passenger train carrying over 100 passengers, along with the railway station, into the sea. A tsunami with waves up to high struck the coast of Sagami Bay, Bōsō Peninsula, Izu