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	Of the 72 rivers in the Fukushima prefecture, radiation levels of more than 10,000 becquerels per kilogram were found in seven rivers, a survey showed.</div>
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	Up to 54,500 becquerels per kilogram of radioactive substances were found in Maeda River in Futaba town, located 2 kilometres from the Fukushima Daiichi complex.</div>
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	A level of 10,000 becquerels is considered the safe limit for radiation in drinking water, according to the World Health Organization.</div>
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	The survey covered river sediment only, and the readings did not indicate possible risks for the safety of agricultural produce.</div>
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	The central government is not required to conduct decontamination work in rivers, as they are not residential areas.</div>
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	The survey was conducted by the Fukushima prefecture in January and February.</div>
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	- DPA</div>
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High radiation found in rivers near wrecked Japan nuclear plant

Tokyo - High levels of radioactive materials were detected in sediment in rivers near a crippled Japanese nuclear power plant, local government officials said Tuesday.