Welcome to GeyserTimes

In eruption since 2011
Values for Old Faithful Area2018-09-252018-09-26
Civil Twilight Begin06:4606:47
Sunrise07:1507:16
Sunset19:1419:12
Civil Twilight End19:4219:41
Moon Illumination99.98%98.67%
Last Known Eruption
Old Faithful

3h 7m ago

Grand

5h 14m ago

Castle

14h 11m ago

Riverside

2h 31m ago

Daisy

4h 20m ago

Great Fountain

12h 34m ago

Beehive

20h 53m ago

Steamboat

21h 55m 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.