Dog owners warned after river polluted in Cuerden Valley Park
Dog owners have been advised to keep their pets out of a river after a suspected pollution incident killed hundreds of fish.
Staff at Cuerden Valley Park said they received reports from visitors of dead fish floating in the River Lostock on August 23.
Further investigations revealed there was foam in the water and the river had turned "very brown" in the Whittle Area.
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Hide AdThe Environment Agency was called out to investigate the 10km stretch and says it plans to take legal action.
Park manager Simon Thorpe said: "Visitors to the park told us they had seen dead fish and brown foamy water which we immediately reported to the Environment Agency.