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A very small earthquake occurred on Mon Dec 1, 2025 at about 23:01:28 CST (Dec 2, 2025 05:01:28 UTC) 2.43 km north of Marston, MO. The magnitude was 1.7.

    Origin Time: 2025/12/02 05:01:28.7300
      Magnitude: 1.7
     Hypocenter: 36.53717 deg latitude -89.61700 deg longitude 
          Depth: 8.750 km
   Number Picks: 40
     Number Sta: 018
Closest Station: 5.00 km
            RMS: 0.09 sec
            Gap: 44.00 deg
            seh: 0.22 km
            sez: 0.43 km
        magtype: d
        Quality: 1.00
           evid: 60615956

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.