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A very small earthquake occurred on Sat Aug 30, 2025 at about 02:35:45 CDT (Aug 30, 2025 07:35:45 UTC) 4.94 km east of Marston, MO. The magnitude was 1.7.

    Origin Time: 2025/08/30 07:35:45.5900
      Magnitude: 1.7
     Hypocenter: 36.50017 deg latitude -89.55483 deg longitude 
          Depth: 8.940 km
   Number Picks: 35
     Number Sta: 015
Closest Station: 4.00 km
            RMS: 0.08 sec
            Gap: 56.00 deg
            seh: 0.21 km
            sez: 0.44 km
        magtype: d
        Quality: 1.00
           evid: 60613471

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.