M6.5 earthquake in United States on September 17, 2026
Strong M6.5 quake: September 17, 2026, 14:19 UTC, epicenter 170 km west of Nikolski. The rupture began 98 km below the surface. The focus was at intermediate depth, which softens the shaking at the surface compared with a shallow quake of the same size.
Key facts
8 people reported feeling it to USGS. The USGS PAGER system issued a green alert, expecting little impact. USGS flagged the event as an oceanic-region earthquake. Regional tsunami warning centers publish any tsunami information.
Nearest cities
- Petropavlovsk-Kamchatskiy (Russia)1,993 km
- Yuzhno-Sakhalinsk (Russia)3,291 km
- Richmond (Canada)3,336 km
- Burnaby (Canada)3,343 km
- Saanich (Canada)3,351 km
Did you feel an earthquake?
Report it to seismologists. These reports help work out quickly where the shaking was strongest. It takes a minute.
Aftershocks
Since then USGS has recorded 1 quakes of magnitude 4.5 or more within 150 km, the strongest M4.5.
- M4.5 · Sep 20, 13:55 UTC77 km
Regional history
Since 1976 there have been 59 earthquakes of magnitude 6 or more within 300 km. The strongest was M8.0 (May 7, 1986).
- M8.0 · May 7, 1986275 km
- M7.3 · June 24, 201197 km
- M6.9 · September 2, 201182 km
- M6.9 · July 27, 2015143 km
- M6.9 · March 24, 1980250 km
See also
Source: USGS Earthquake Hazards Program (public domain). Seismologists may still revise the data. Data from Oct 22, 14:40 UTC.