• An aerial view of Old Faithful erupting taken from Observation Point with the Old Faithful Inn to the side.

    Yellowstone

    National Park ID,MT,WY

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  • Construction Work To Result In Yellowstone Road Closures After Labor Day

    Two sections of Yellowstone’s Grand Loop Road will be closed due to construction after the Labor Day holiday weekend. Travel between some points will involve long detours and significantly longer than normal travel times. More »

Wolf Report Archives

2011 & Earlier Data: Yellowstone Wolf Project Annual Reports
2011 (3.3 MB pdf) 2003 (903 KB pdf)
2010 (1.9 MB pdf) 2002 (908 KB pdf)
2009 (1.9 MB pdf) 2001 (541 KB pdf)
2008 (2 MB pdf) 2000 (248 KB pdf)
2007 (1.8 MB pdf) 1999 (693 KB pdf)
2006 (1.7 MB pdf) 1998 (320 KB pdf)
2005 (1.7 MB pdf) 1997 (643 KB pdf)
2004 (1 MB pdf) 1995-1996 (1.1 MB pdf)

Did You Know?

Summer Crowd at Old Faithful.

At peak summer levels, 3,500 employees work for Yellowstone National Park concessioners and about 800 work for the National Park Service.