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Federal
Bathymetric dataset for Castle Lake, Mount St. Helens, Washington, from survey on August 1-3, 2012
Department of the Interior —
The May 18, 1980, eruption of Mount St. Helens produced a 2.5-cubic kilometer debris avalanche that dammed South Fork Castle Creek, causing Castle Lake to form behind... -
Federal
St. Croix River at outlet to East Grand Lake bathymetric data and Forest City Dam Survey, Enited States-Canadian border in Maine and New Brunswick
Department of the Interior —
These are survey data for the Forest City Dam at the Outlet to East Grand Lake on the St. Croix River between Maine and Canada. And they are bathymetric data...