QuakeIndex

Earthquakes in Fairbanks North Star Borough, Alaska

← Earthquakes in Alaska

84

Elevated QuakeIndex 84 / 100

4 quakes of M1.5 or larger in the last 7 days within 50 km. Normal for here is 0 to 1 in a week.

Compared against Fairbanks North Star Borough, Alaska's own 10 years · USGS catalogue · updated

The last 30 days

Aug 29 Sep 13 Sep 27
Each mark is a day's largest quake within range; its size is the magnitude. The shaded band is the magnitude a day's largest quake normally falls in here (M1.6–M2.1), from this place's own 10-year record. A mark above the band is a bigger day than usual.

Live · last 7 days

Latest earthquakes within 50 km

1 in the latest snapshot we hold; the full 7 days load from USGS as this page opens.

  1. 1.8 6 km S of Salcha, Alaska 30 km (18 mi) NE · 5 km deep

Source USGS · snapshot of

Where this is

Centre 64.670, -146.496 — the Census internal point, from the US Census Bureau Gazetteer (2024). Activity is measured within 50 km of it.

Largest on record nearby

MagnitudeWhenWhere
M 5.3 4 km SW of Salcha, Alaska
M 4.9 9 km NW of Harding-Birch Lakes, Alaska
M 4.8 11 km NW of Harding-Birch Lakes, Alaska
M 4.1 4 km SSW of Salcha, Alaska
M 4.0 19 km WSW of Salcha, Alaska
M 3.9 Central Alaska
M 3.7 5 km S of Salcha, Alaska
M 3.7 5 km SSW of Salcha, Alaska

From the QuakeIndex catalogue, built from the USGS FDSN event service · within 50 km of the centre above.

After an earthquake here