M2.6 earthquake 6 km WSW of Gypsum, Kansas
A magnitude 2.6 earthquake struck 6 km WSW of Gypsum, Kansas on Fri, Dec 17, 2021, 7:23 PM CST (01:23 UTC), 5 km (3 mi) below the surface.
A larger quake followed: M2.7 4 km E of Assaria, Kansas. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 2.6 (mb_lg), micro
- Local time
- UTC
- 2021-12-18 01:23:57 UTC
- Depth
- 5.0 km (3.1 mi), shallow
- Epicenter
- 38.684° N, 97.494° W
- Region
- Kansas
- Felt reports
- 1
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
1 person reported to the USGS what they felt; the strongest reported shaking was I, not felt shaking.

How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 2.0 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- Operator assigned
- Station coverage gap
- 97°
- Stations used
- 21
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 18 in the 60 days after this one and 19 in the 30 days before it.
After
- 2.74 km E of Assaria, Kansas · 1739 days ago · 5 km deep · 5 km away · felt by 2
- 2.02 km SSW of Marion, Kansas · 1732 days ago · 5 km deep · 56 km away · felt by 5
- 3.76 km SW of Gypsum, Kansas · 1731 days ago · 5 km deep · 3 km away · felt by 46
- 3.77 km WSW of Gypsum, Kansas · 1730 days ago · 5 km deep · 1 km away · felt by 28
- 2.56 km WSW of Gypsum, Kansas · 1730 days ago · 5 km deep · 1 km away
- 2.58 km SW of Gypsum, Kansas · 1730 days ago · 5 km deep · 3 km away · felt by 7
- 2.84 km SW of Gypsum, Kansas · 1729 days ago · 5 km deep · 3 km away · felt by 3
- 2.48 km SW of Gypsum, Kansas · 1727 days ago · 5 km deep · 4 km away · felt by 1
- 2.58 km SW of Gypsum, Kansas · 1719 days ago · 5 km deep · 4 km away · felt by 6
- 3.14 km ESE of Assaria, Kansas · 1716 days ago · 5 km deep · 6 km away · felt by 28
- 1.86 km E of Assaria, Kansas · 1712 days ago · 5 km deep · 3 km away · felt by 1
- 2.7Kansas · 1712 days ago · 5 km deep · 5 km away · felt by 3
- 3.15 km SW of Gypsum, Kansas · 1711 days ago · 5 km deep · 3 km away · felt by 6
- 2.55 km WSW of Gypsum, Kansas · 1706 days ago · 4 km deep · 1 km away · felt by 1
- 2.46 km SW of Woodbine, Kansas · 1697 days ago · 5 km deep · 43 km away · felt by 3
- 2.55 km WSW of Gypsum, Kansas · 1694 days ago · 5 km deep · 1 km away · felt by 3
- 2.56 km ENE of Hope, Kansas · 1693 days ago · 5 km deep · 42 km away · felt by 10
- 2.47 km ENE of Hope, Kansas · 1683 days ago · 5 km deep · 43 km away · felt by 5
Before
- 2.4Kansas · 1740 days ago · 5 km deep · 2 km away · felt by 2
- 3.35 km SSW of Gypsum, Kansas · 1740 days ago · 2 km deep · 4 km away · felt by 6
- 2.56 km SW of Gypsum, Kansas · 1741 days ago · 5 km deep · 1 km away · felt by 1
- 3.17 km SW of Gypsum, Kansas · 1742 days ago · 5 km deep · 2 km away · felt by 10
- 3.57 km ESE of Assaria, Kansas · 1742 days ago · 5 km deep · 4 km away · felt by 20
- 4.01 km SSW of Gypsum, Kansas · 1742 days ago · 3 km deep · 5 km away · felt by 129
- 2.56 km SSW of Gypsum, Kansas · 1743 days ago · 5 km deep · 5 km away · felt by 2
- 2.68 km SW of Gypsum, Kansas · 1745 days ago · 5 km deep · 3 km away · felt by 2
- 3.67 km WSW of Gypsum, Kansas · 1746 days ago · 5 km deep · 1 km away · felt by 101
- 2.56 km WSW of Gypsum, Kansas · 1746 days ago · 5 km deep · 0 km away · felt by 3
- 2.6Kansas · 1746 days ago · 5 km deep · 0 km away · felt by 1
- 3.05 km WSW of Gypsum, Kansas · 1746 days ago · 3 km deep · 1 km away · felt by 5
- 2.48 km S of Gypsum, Kansas · 1748 days ago · 5 km deep · 8 km away · felt by 1
- 3.08 km SW of Gypsum, Kansas · 1749 days ago · 5 km deep · 3 km away · felt by 29
- 2.66 km SW of Gypsum, Kansas · 1749 days ago · 5 km deep · 2 km away · felt by 3
- 4.36 km SSW of Gypsum, Kansas · 1749 days ago · 3 km deep · 5 km away · felt by 812
- 2.53 km NNE of Assaria, Kansas · 1753 days ago · 5 km deep · 9 km away
- 2.95 km ENE of Assaria, Kansas · 1769 days ago · 2 km deep · 5 km away · felt by 4
- 2.64 km SW of Gypsum, Kansas · 1770 days ago · 5 km deep · 2 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000gdai. Read Tue, Sep 22, 2026, 4:25 PM UTC.