Floodplain data from the Elwha River in Olympic National Park, 1939-2013

Floodplain characteristics were quantified for the Elwha River in Olympic National Park, Washington, USA, using orthophoto imagery taken between 1939-2013.本数据集以美国华盛顿州奥林匹克国家公园内的埃尔瓦河为研究对象，采用1939年至2013年间获取的正射影像（orthophoto）对其河漫滩特征进行了量化分析。