In 1 kilogram of spinach grown in open air in the city (Hitachi), 54,000 becquerels of iodine was detected, exceeding the 2,000 becquerel limit preliminarily set by the government under the food sanitation law, the Ibaraki prefectural government said.
The level of cesium in the spinach grown in the city was also higher at 1,931 becquerels, compared to the limit of 500 becquerels.
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According to the ministry, 16 becquerels and 3.6 becquerels of iodine per one kilogram of water was found in Tochigi and Gunma, while Tokyo and Niigata saw 2.9 and 2.1 becquerels, but the levels were below the intake limit of 300 becquerels set by the Nuclear Safety Commission of Japan.
The ministry also said the levels of cesium found in one kilogram of water in Tochigi and Tokyo were 2.6 and 0.21 becquerels, against the limit of 200 becquerels.
The Fukushima prefectural government said it detected 28 becquerels of iodine in water taken at 6 p.m. Sunday.
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The amount of iodine detected in Tochigi was 540 megabecquerels per square kilometer, 190 megabecquerels in Gunma and 40 megabecquerels in Tokyo. The amount of cesium was 45 megabecquerels per square kilometer in Tochigi and 63 megabecquerels in Gunma.