Return to Recent Earthquakes

A small earthquake occurred on Tue Oct 28, 2025 at about 01:08:35 CDT (Oct 28, 2025 06:08:35 UTC) 20.96 km southwest of St. Mary, MO. The magnitude was 2.2.

    Origin Time: 2025/10/28 06:08:35.6600
      Magnitude: 2.2
     Hypocenter: 37.75183 deg latitude -90.13133 deg longitude 
          Depth: 4.730 km
   Number Picks: 38
     Number Sta: 022
Closest Station: 36.00 km
            RMS: 0.15 sec
            Gap: 116.00 deg
            seh: 0.35 km
            sez: 1.61 km
        magtype: d
        Quality: 1.00
           evid: 60504413

For more information about this earthquake, see the entry in the ANSS Comprehensive Catalog.

This is a preliminary location and magnitude determined by CERI using data provided by the Advanced National Seismic System and cooperating partners. The magnitude and location may change slightly as more data become available.