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Click on a date to see a map of that quake; click on a station name to see the closest seismograph trace image for that quake/day, if there is one. Remember, the times down the left side of a trace image are in Mountain Time, and thus one hour earlier than the times shown below (which are Central). Date (Central) (Reverse) Δ Time N. Latitude (Reverse) W. Longitude (Reverse) Magnitude (Reverse) Depth (mi) (Reverse) Closest Station (mi) (hdg. from station) 1/22/2008 11:29:17   44° 47' 35.88" 110° 55' 40.09" 0.40 2.91 YHH 3.8 (W, 274°) 1/22/2008 14:59:30 3:30:13 44° 46' 33.60" 111° 37' 19.21" 0.20 5.65 YDC 19.3 (W, 280°)

Enter desired settings below, then URL for this report | GoogleEarth™ (in 3D!) | CSV/Excel From: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 To: Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025   (1 Days) Min/Max Latitude: / Min/Max Longitude: / Target Depth: Miles Min. Magnitude: All 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0 8.5 9.0 9.5 10.0 Map Type: Text Only Quakes-per-day Elevations Faults1 Plain Topographic1 Topographic2 Sort by: None Date Magnitude Depth # of Stations   Rev? Mark type: Single pixel 2-pixel Circle 4-pixel Circle 10-pixel Circle 2-pixel Cross 4-pixel Cross 10-pixel Cross Mark color: Rainbow Red Green Blue Yellow Black White With Stations? Yes     No 2 total quakes match these settings. Equivalent magnitude sum: 0.612 Latest quake in DB: 11:50:57 on 4/23/2024 (Central Time). Quake data can be several days out of date; it only appears here after they update it. Assuming the government isn't shut down or anything... Jump to station details page: B206: Borehole B206, Yellowstone Park, WY B208: Borehole B208, Lake, Yellowstone Park, WY B944: Borehole B944, Grant, Yellowstone Park, WY B945: Borehole B945, Yellowstone Park, WY B950: Borehole B950, Norris, Yellowstone Park, WY FLWY: Flagg Ranch, WY H17A: Grant Village, Yellowstone Park, WY LKWY: Lake, Yellowstone Park, WY MCID: Moose Creek, ID YDC: Denny Creek, ID YDD: Grant Village, YNP YEE: East Entrance, Yellowstone Park, WY YFT: Old Faithful, Yellowstone Park, WY YGC: Grayling Creek YHB: Horse Butte, ID YHH: Holmes Hill, Yellowstone Park, WY YHL: Hebgen Lake, ID YHR: Hawks Rest, Yellowstone Park, WY YJC: Joseph's Coat, Yellowstone Park, WY YLA: Lake Butte, Yellowstone Park, WY YLT: Little West Thumb, Yellowstone Park, WY YMC: Maple Creek, Yellowstone Park, WY YML: Mary Lake, Yellowstone Park, WY YMP: Mirror Lake Plateau, Yellowstone Park, WY YMR: Madison River, Yellowstone Park, WY YMS: Mt Sheridan, Yellowstone Park, WY YMV: Mammoth Vault, Yellowstone Park, WY YNE: NE Entrance, Yellowstone Park, MT YNM: Norris Museum, Yellowstone Park, WY YNR: Norris Junction, Yellowstone Park, WY YPC: Pelican Cone, Yellowstone Park, WY YPK: Parker Peak, Yellowstone Park, WY YPM: Purple Mountain, Yellowstone Park, WY YPP: Pitchstone Plateau, Yellowstone Park, WY YSB: Soda Butte, Yellowstone Park, WY YTP: The Promontory, Yellowstone Park, WY YUF: Upper Falls, Yellowstone Park, WY YWB: West Boundary, Yellowstone Park, ID