Yosemite National Park - Rockfalls - Open Data

This data set was developed for use by US Geological Survey (USGS) and National Park Service (NPS) staff to aid in risk assessment of rock fall hazards, rock slides, debris flows, and similar slope failures in Yosemite National Park and to serve as a base layer in a queryable database that will be made available to the public for locating and analyzing historic rock fall information spanning 163 years (1857-2020).