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nationalmap.gov

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A chart of hourly posts over the last week (for big screens). A chart of hourly posts over the last week (for small screens).

From usgs.gov

New USGS dataset uncovers the Santiam River’s underwater topography to aid in fish habitat and water flow management | U.S. Geological Survey

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A new dataset for the Santiam River in Oregon, published by the U.S. Geological Survey, provides a highly detailed underwater 3D elevation map that will help support fish habitat restoration and flood modeling work. 

#fim #gis #3dep #dams #fish #risk #3dtnm #flood #lidar #model

17h ago

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