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A very small earthquake occurred on Thu Jul 24, 2025 at about 22:59:11 CDT (Jul 25, 2025 03:59:11 UTC) 2.22 km east of Marston, MO. The magnitude was 1.8.

    Origin Time: 2025/07/25 03:59:11.1700
      Magnitude: 1.8
     Hypocenter: 36.51050 deg latitude -89.58250 deg longitude 
          Depth: 11.210 km
   Number Picks: 43
     Number Sta: 022
Closest Station: 5.00 km
            RMS: 0.05 sec
            Gap: 37.00 deg
            seh: 0.37 km
            sez: 0.56 km
        magtype: d
        Quality: 1.00
           evid: 60611341

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.