Live USGS earthquake data: latest quakes, quakes near a US place, and was that an earthquake?
Free
One server, in research. Live USGS earthquake data: latest quakes, quakes near a US place, and was that an earthquake?
Research
Live USGS earthquake data: latest quakes, quakes near a US place, and was that an earthquake?
The rest either hold an API key issued by the publisher or ask for nothing.
Listed without a verification tick. Read the listing before installing.