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This resource contains automatically created KML files representing a watershed boundary and stream network delineated by the EPA Waters Services using the Tethys EPA Waters Services web app. National Hydrologic Dataset (NHD) stream outlet details:Feature Name = Wissahickon Creek, Reach Code = 02040203000002, Measure = 59.15, HUC 12 = 020402030902. Delineation Results: Watershed Area = 282.609 sq-km. Stream Segments = 54.This resource contains automatically created kml file representing upstream of this point queried by the EPA Waters Service using the Tethys EPA Waters Service web app. Upstream Results: Stream Segments = 21.

本资源包含由美国环境保护署（EPA）水域服务部门通过Tethys EPA Waters Services网页应用自动生成的KML文件，这些文件用于呈现EPA水域服务部门划定的流域边界与河网。国家水文数据集（National Hydrologic Dataset, NHD）的河流出口详情如下：要素名称为威萨希肯溪（Wissahickon Creek），河段编码（Reach Code）为02040203000002，测量值为59.15，12位水文单元代码（HUC 12）为020402030902。本次划定结果为：流域面积282.609平方千米，河段总数54段。

本资源另包含一组自动生成的KML文件，对应通过EPA水域服务部门借助Tethys EPA Waters Services网页应用查询得到的该点位上游区域。上游河段统计结果为：河段总数21段。