The Lele is one of three rivers in Hualien County with enough water power for a hydroelectric plant. Downstream of the Luming nursery of Chohsi rural township, along the lower stretches of the river, the current is very rapid. "Canoeing is just as exciting here as it is on the Hsiukuluan River," says Wu, who seems not to have had enough of it.
樂樂溪是目前花蓮縣水力足夠設發電廠的三條河流之一，在下游卓溪鄉鹿鳴苗圃以下，水流湍急，「泛起舟來刺激不下秀姑巒溪」，吳振宇一臉的意猶未盡。