Welcome to GeyserTimes

In eruption since 2011

Today's Eruptions

View as
No reports yet
Values for Old Faithful Area2018-12-182018-12-19
Civil Twilight Begin07:2107:22
Civil Twilight End17:1817:19
Moon Illumination76.67%84.99%
Last Known Eruption
Old Faithful

99d 15h 40m ago


56d 14h 6m ago


100d 26m ago


99d 21h 1m ago


99d 16h 2m ago

Great Fountain

99d 17h 35m ago


100d 4h 10m ago


101d 23h 0m ago

All data is shown in US/Mountain timezone unless specified otherwise.

GeyserTimes.org is not affiliated with the National Park Service, but it is "for the benefit and enjoyment of the people".

If you have any questions or comments please contact: webmaster@geysertimes.org

Support open geyser data: Patreon Page

© Copyright 2011-2018

Facebook Page Telegram Channel Google+ Page Get it on Google Play Download on the App Store

Google Play and the Google Play logo are trademarks of Google LLC.

Apple and the Apple logo are trademarks of Apple Inc., registered in the U.S. and other countries. App Store is a service mark of Apple Inc., registered in the U.S. and other countries.