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A very small earthquake occurred on Thu Oct 16, 2025 at about 20:48:22 CDT (Oct 17, 2025 01:48:22 UTC) 6.35 km west of Risco, MO. The magnitude was 1.4.

    Origin Time: 2025/10/17 01:48:22.5800
      Magnitude: 1.4
     Hypocenter: 36.57417 deg latitude -89.88383 deg longitude 
          Depth: 10.650 km
   Number Picks: 32
     Number Sta: 016
Closest Station: 5.00 km
            RMS: 0.03 sec
            Gap: 94.00 deg
            seh: 0.41 km
            sez: 0.64 km
        magtype: d
        Quality: 1.00
           evid: 60614871

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.