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Palmer Alaska / Light shaking (MMI IV)
Weak mag. 2.5 earthquake - Alaska, USA, on Saturday, Jan 15, 2022 at 4:34 am (GMT -9) -
Weak magnitude 2.5 earthquake at 18 km depth
15 Jan 13:38 UTC: First to report: USGS after 3 minutes.
15 Jan 13:39: Magnitude recalculated from 2.6 to 2.7. Hypocenter depth recalculated from 19.8 to 19.7 km (from 12.3 to 12.2 mi). Epicenter location corrected by 0.5 km (0.3 mi) towards ESE.
15 Jan 20:42: Magnitude recalculated from 2.7 to 2.5. Hypocenter depth recalculated from 19.7 to 18.0 km (from 12.2 to 11.2 mi). Epicenter location corrected by 2.7 km (1.7 mi) towards NNE.
15 Jan 13:39: Magnitude recalculated from 2.6 to 2.7. Hypocenter depth recalculated from 19.8 to 19.7 km (from 12.3 to 12.2 mi). Epicenter location corrected by 0.5 km (0.3 mi) towards ESE.
15 Jan 20:42: Magnitude recalculated from 2.7 to 2.5. Hypocenter depth recalculated from 19.7 to 18.0 km (from 12.2 to 11.2 mi). Epicenter location corrected by 2.7 km (1.7 mi) towards NNE.
Earthquake details
| Date & time | Jan 15, 2022 13:34:47 UTC - |
| Local time at epicenter | Saturday, Jan 15, 2022 at 4:34 am (GMT -9) |
| Status | Confirmed |
| Magnitude | 2.5 |
| Depth | 18.0 km |
| Epicenter latitude / longitude | 61.4877°N / 149.9223°W  (Matanuska-Susitna, Alaska, United States) |
| Antipode | 61.488°S / 30.078°E |
| Shaking intensity | Light shaking |
| Felt | 1 report |
| Primary data source | USGS (United States Geological Survey) |
| Nearest volcano | Spurr (126 km / 78 mi) |
| Nearby towns and cities | 4 km (3 mi) SSE of Big Lake (pop: 3,350) | Show on map | Quakes nearby 17 km (10 mi) SSW of Houston (pop: 2,210) | Show on map | Quakes nearby 17 km (11 mi) W of Knik-Fairview (pop: 14,900) | Show on map | Quakes nearby 23 km (14 mi) SW of Meadow Lakes (pop: 7,570) | Show on map | Quakes nearby 26 km (16 mi) NW of Eagle River (pop: 24,800) | Show on map | Quakes nearby 26 km (16 mi) NW of Eagle River (Anchorage) (pop: 24,800) | Show on map | Quakes nearby 30 km (18 mi) SSE of Willow Creek (pop: 2,100) | Show on map | Quakes nearby 30 km (19 mi) N of Alaska City (pop: 298,700) | Show on map | Quakes nearby 35 km (22 mi) WSW of Lakes (pop: 8,360) | Show on map | Quakes nearby 45 km (28 mi) WSW of Palmer (pop: 6,790) | Show on map | Quakes nearby |
| Weather at epicenter at time of quake | Overcast Clouds  -4.7°C (24 F), humidity: 95%, wind: 1 m/s (3 kts) from N |
| Estimated seismic energy released | 3.5 x 108 joules (98.6 kilowatt hours) | about seismic energy |
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
| Mag. | Depth | Location | Source |
| 2.5 | 18 km | 6 Km S of Big Lake, Alaska | USGS |
| 2.5 | 18 km | Southern Alaska | RaspberryShake |
| 2.7 | 34 km | SOUTHERN ALASKA | EMSC |
User reports for this quake (1)
At magnitude 2.5, this quake might have been felt very close to the epicenter and under calm conditions.User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Earlier earthquakes in the same area
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