M 7.0 earthquake – 2025 Hubbard Glacier Earthquake
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Local time: Dec 6, 2025 · 13:41 (UTC-7)
MajorShallow · 10 kmPAGER greenTsunami information issued
Reviewed by a seismologist
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- Magnitude
- 7.0moment magnitude (mww)
- Depth
- 10 kmShallow earthquake
- Epicenter
- 60.313, -139.541250 km from Whitehorse
- Energy released
- 477 kilotons of TNTabout 32 × Hiroshima
- Felt reports
- 1,058"Did You Feel It?" responses
- Shaking intensity
- 8.4max. instrumental (MMI)
- Aftershocks
- 500M2.5+ within 73 km, up to 60 days
- Significance
- 1,384USGS score, 0–1,000+
The strongest here since 1987
The last earthquake at least as strong within 300 km struck on Nov 30, 1987.
How strong was it?
Major earthquake. It released 477 kilotons of TNT, 1,000 times the energy of a magnitude 5.0. Bars use the magnitude scale: every step is about 32 times more energy.
Aftershocks
500 earthquakes of M2.5+ within 73 km in the 60 days after.
- 5.2 93 km NNE of Yakutat, Alaska Dec 6, 2025
- 4.8 84 km NNE of Yakutat, Alaska Dec 6, 2025
- 4.4 98 km NNE of Yakutat, Alaska Dec 6, 2025
- 4.3 91 km NNE of Yakutat, Alaska Dec 6, 2025
- 5.1 88 km NNE of Yakutat, Alaska Dec 6, 2025
- 4.0 118 km N of Yakutat, Alaska Dec 6, 2025
- 4.9 96 km N of Yakutat, Alaska Dec 6, 2025
- 4.1 112 km N of Yakutat, Alaska Dec 6, 2025
- 4.1 92 km N of Yakutat, Alaska Dec 6, 2025
- 4.4 112 km N of Yakutat, Alaska Dec 6, 2025
The strongest earthquakes within 300 km
Since 1900, around Canada.
- 7.9 200 km WSW of Yakutat, Alaska Nov 30, 1987
- 7.8 The 1958 Lituya Bay, Alaska Earthquake and Tsunami Jul 10, 1958
- 7.1 113 km SE of McCarthy, Alaska Feb 28, 1979
- 7.1 British Columbia-Yukon border, Canada Jan 18, 1901
- 6.9 Gulf of Alaska Nov 17, 1987
- 6.7 117 km W of Yakutat, Alaska May 15, 1908
- 6.7 163 km W of Yakutat, Alaska Apr 16, 1970
- 6.3 48 km NW of Mosquito Lake, Alaska May 1, 2017