FEMA Floodway
收藏Puyallup GIS Portal2021-12-14 更新2026-06-06 收录
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https://gis-portal-puyallup.opendata.arcgis.com/maps/7fcf069d685c4a2d9b1ae2f1128ef8aa
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资源简介：
The FEMA Defined Floodway is an area that is to be reserved for the free passage of flood waters without causing more than a one foot surcharge or increase in flood levels during the one-percent-annual-chance-flood event
创建时间：
2021-02-11
