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A very small earthquake occurred on Sun Aug 31, 2025 at about 12:28:02 CDT (Aug 31, 2025 17:28:02 UTC) 6.69 km southeast of Marston, MO. The magnitude was 1.3.

    Origin Time: 2025/08/31 17:28:02.8500
      Magnitude: 1.3
     Hypocenter: 36.47867 deg latitude -89.54833 deg longitude 
          Depth: 8.850 km
   Number Picks: 31
     Number Sta: 013
Closest Station: 7.00 km
            RMS: 0.07 sec
            Gap: 56.00 deg
            seh: 0.19 km
            sez: 0.51 km
        magtype: d
        Quality: 1.00
           evid: 60613481

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.