CENTRAL ALASKA QUAKES

4.2 Ml - CENTRAL ALASKA
Preliminary Earthquake Report
Magnitude
4.2 Ml
Date-Time
25 Sep 2008 19:34:08 UTC
25 Sep 2008 11:34:08 near epicenter
25 Sep 2008 13:34:08 standard time in your timezone
Location
63.853N 148.751W
Depth
13 km
Distances
23 km (14 miles) N (9 degrees) of Denali National Park, AK
23 km (14 miles) SE (125 degrees) of Healy, AK
26 km (16 miles) SSE (153 degrees) of Ferry, AK
120 km (75 miles) SSW (205 degrees) of Fairbanks, AK
Location Uncertainty
Horizontal: 0.4 km; Vertical 0.1 km
Parameters
Nph = 23; Dmin = 16.2 km; Rmss = 1.41 seconds; Gp = 54°M-type = Ml; Version = 1
Event ID
AK 00069891

3.5 Ml - CENTRAL ALASKA
Preliminary Earthquake Report
Magnitude
3.5 Ml
Date-Time
24 Sep 2008 16:01:50 UTC
24 Sep 2008 08:01:50 near epicenter
24 Sep 2008 10:01:50 standard time in your timezone
Location
63.508N 150.189W
Depth
10 km
Distances
65 km (41 miles) WNW (282 degrees) of Cantwell, AK
69 km (43 miles) WSW (257 degrees) of Denali National Park, AK
73 km (46 miles) SW (226 degrees) of Healy, AK
190 km (118 miles) SW (220 degrees) of Fairbanks, AK
Location Uncertainty
Horizontal: 0.3 km; Vertical 0.0 km
Parameters
Nph = 53; Dmin = 8.0 km; Rmss = 0.94 seconds; Gp = 57°M-type = Ml; Version = 1
Event ID
AK 00069614 ***This event has been revised.

3.8 Ml - CENTRAL ALASKA
Preliminary Earthquake Report
Magnitude
3.8 Ml
Date-Time
12 Sep 2008 19:50:40 UTC
12 Sep 2008 11:50:40 near epicenter
12 Sep 2008 13:50:40 standard time in your timezone
Location
62.157N 149.440W
Depth
41 km
Distances
38 km (23 miles) ESE (117 degrees) of Talkeetna, AK
44 km (28 miles) SE (132 degrees) of Chase, AK
50 km (31 miles) ESE (109 degrees) of Trapper Creek, AK
109 km (68 miles) N (9 degrees) of Anchorage, AK
Location Uncertainty
Horizontal: ; Vertical
Parameters
Nph = 44; Dmin = 46.0 km; Rmss = ; Gp = 36°M-type = Ml; Version = 2
Event ID
AK 00067937 ***This event has been revised.

4.4 Ml - CENTRAL ALASKA
Preliminary Earthquake Report
Magnitude
4.4 Ml
Date-Time
28 Aug 2008 23:14:18 UTC
28 Aug 2008 15:14:18 near epicenter
28 Aug 2008 17:14:18 standard time in your timezone
Location
62.127N 149.576W
Depth
35 km
Distances
34 km (21 miles) SE (128 degrees) of Talkeetna, AK
42 km (26 miles) SE (141 degrees) of Chase, AK
45 km (28 miles) ESE (116 degrees) of Trapper Creek, AK
104 km (65 miles) N (5 degrees) of Anchorage, AK
Location Uncertainty
Horizontal: 0.2 km; Vertical 0.0 km
Parameters
Nph = 90; Dmin = 63.8 km; Rmss = 0.71 seconds; Gp = 46°M-type = Ml; Version = 1
Event ID
AK 00065500 ***This event supersedes event AT00996525.
For updates, maps, and technical information, see: Event Page or U.S.G.S. Earthquake Hazards Program
Alaska Earthquake Information CenterGeophysical Institute, University of Alaska Fairbankshttp://www.aeic.alaska.edu/

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