Previous Day | Next Day
View as

Logbook View

Africa1012, 1205, 1505, 1700
Bear Den1220, 1610
Echinus0845 A, 1140, 1435, 1650
Grand1130, 1831
Great Fountain0700, 1430
North Goggle1100
Old Faithful0758 long, 0906 long, 1011 long, 1121 long, 1235 short, 1330 long, 1446 short, 1537 long, 1656 short, 1742 long, 1903 short, 1945 long
Pinto 1800
Riverside0841, 1414, 1942
Values for Old Faithful Area1972-08-27
Astronomical Twilight Begin04:54
Nautical Twilight Begin05:33
Civil Twilight Begin06:10
Civil Twilight End20:38
Nautical Twilight End21:15
Astronomical Twilight End21:54
Moon Illumination92.03%

Webcam Captures

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

Support open geyser data: Patreon Page

© Copyright 2011-2020

Facebook Page Telegram Channel 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.