HotSpringIndex
U.S. hot springs by water temperature
“How hot is this hot spring, and is it safe to soak in?”
Every natural hot spring in the USGS/NOAA inventory, classified by water temperature (Cool to Scalding), with safety-first framing and where to stay.
The USGS/NOAA thermal-springs inventory becomes a browsable index classifying every natural hot spring by water temperature with safety-first framing, answering 'how hot is it / can I soak' trip-research queries and converting them through Stay22 nearby-lodging affiliate placements + email. Part of the recreation cluster led by the lakequality.org flagship.
Sector
Travel & Outdoors
Launched
Data Source
USGS/NOAA Thermal Springs List