Tritium was discovered in groundwater outside of the Perry nuclear power plant in Ohio.
Workers with plant operator FirstEnergy (NYSE: FE) identified a leak on a feed water Venturi. Samples were taken and there was a positive result for tritium in the under drain system in the Auxiliary Building.
The U.S. Environmental Protection Agency limit for groundwater is 20,000 pCi/l. The samples showed 46,000 pCi/l.
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