A USGS guide for finding and interpreting high-water marks

An Illustrated Guide to Reading a Seismogram

The National Water Availability Assessment Data Companion has new datasets now available. Check them out at water.usgs.gov/nwaa-data/ Data available now: 🌧️ Water supply data including precipitation, snow water equivalent, etc ⚖️ Integrated water availability data, including the supply and use index that measures overall water limitation 🚰 Water use data including public supply, crop irrigation, and thermoelectric power The NWDC provides useful tools for accessing data including: 💧 Subset & D

USGS EROS offers the year-round gift of satellite and aerial imagery, data products and much more. This helps researchers, scientists and policymakers who study land change, monitor disasters and make informed decisions. But ultimately, this information benefits everyone! From our vast archive to your home, we wish you a happy holiday season! | USGS Earth Resources Observation & Science Center - EROS