M2.6 earthquake 6 km SW of Gypsum, Kansas
A magnitude 2.6 earthquake struck 6 km SW of Gypsum, Kansas on Wed, Dec 8, 2021, 8:21 AM CST (14:21 UTC), 5 km (3 mi) below the surface.
A larger quake followed: M3.0 8 km SW of Gypsum, 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
- 2021-12-08 14:21:49 UTC
- Depth
- 5.0 km (3.1 mi), shallow
- Epicenter
- 38.666° N, 97.476° W
- Region
- Kansas
- Felt reports
- 3
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
3 people reported to the USGS what they felt; the strongest reported shaking was IV, light shaking.

How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 1.6 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.13
- Depth from
- Operator assigned
- Station coverage gap
- 99°
- Stations used
- 38
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 32 in the 60 days after this one and 6 in the 30 days before it.
After
- 3.08 km SW of Gypsum, Kansas · 1749 days ago · 5 km deep · 2 km away · felt by 29
- 2.48 km S of Gypsum, Kansas · 1747 days ago · 5 km deep · 6 km away · felt by 1
- 3.05 km WSW of Gypsum, Kansas · 1746 days ago · 3 km deep · 3 km away · felt by 5
- 2.6Kansas · 1746 days ago · 5 km deep · 3 km away · felt by 1
- 2.56 km WSW of Gypsum, Kansas · 1745 days ago · 5 km deep · 2 km away · felt by 3
- 3.67 km WSW of Gypsum, Kansas · 1745 days ago · 5 km deep · 3 km away · felt by 101
- 2.68 km SW of Gypsum, Kansas · 1744 days ago · 5 km deep · 3 km away · felt by 2
- 2.56 km SSW of Gypsum, Kansas · 1742 days ago · 5 km deep · 3 km away · felt by 2
- 4.01 km SSW of Gypsum, Kansas · 1742 days ago · 3 km deep · 4 km away · felt by 129
- 3.57 km ESE of Assaria, Kansas · 1742 days ago · 5 km deep · 4 km away · felt by 20
- 3.17 km SW of Gypsum, Kansas · 1742 days ago · 5 km deep · 2 km away · felt by 10
- 2.56 km SW of Gypsum, Kansas · 1740 days ago · 5 km deep · 1 km away · felt by 1
- 3.35 km SSW of Gypsum, Kansas · 1740 days ago · 2 km deep · 2 km away · felt by 6
- 2.4Kansas · 1740 days ago · 5 km deep · 2 km away · felt by 2
- 2.66 km WSW of Gypsum, Kansas · 1739 days ago · 5 km deep · 2 km away · felt by 1
- 2.74 km E of Assaria, Kansas · 1739 days ago · 5 km deep · 7 km away · felt by 2
- 2.02 km SSW of Marion, Kansas · 1731 days ago · 5 km deep · 54 km away · felt by 5
- 3.76 km SW of Gypsum, Kansas · 1731 days ago · 5 km deep · 1 km away · felt by 46
- 3.77 km WSW of Gypsum, Kansas · 1730 days ago · 5 km deep · 2 km away · felt by 28
- 2.56 km WSW of Gypsum, Kansas · 1730 days ago · 5 km deep · 3 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 · 2 km away · felt by 3
- 2.48 km SW of Gypsum, Kansas · 1726 days ago · 5 km deep · 3 km away · felt by 1
- 2.58 km SW of Gypsum, Kansas · 1719 days ago · 5 km deep · 3 km away · felt by 6
- 3.14 km ESE of Assaria, Kansas · 1716 days ago · 5 km deep · 7 km away · felt by 28
- 1.86 km E of Assaria, Kansas · 1711 days ago · 5 km deep · 5 km away · felt by 1
- 2.7Kansas · 1711 days ago · 5 km deep · 4 km away · felt by 3
- 3.15 km SW of Gypsum, Kansas · 1711 days ago · 5 km deep · 1 km away · felt by 6
- 2.55 km WSW of Gypsum, Kansas · 1706 days ago · 4 km deep · 2 km away · felt by 1
- 2.46 km SW of Woodbine, Kansas · 1696 days ago · 5 km deep · 42 km away · felt by 3
- 2.55 km WSW of Gypsum, Kansas · 1694 days ago · 5 km deep · 2 km away · felt by 3
- 2.56 km ENE of Hope, Kansas · 1692 days ago · 5 km deep · 41 km away · felt by 10
Before
- 4.36 km SSW of Gypsum, Kansas · 1749 days ago · 3 km deep · 3 km away · felt by 812
- 2.53 km NNE of Assaria, Kansas · 1753 days ago · 5 km deep · 11 km away
- 2.95 km ENE of Assaria, Kansas · 1769 days ago · 2 km deep · 7 km away · felt by 4
- 2.64 km SW of Gypsum, Kansas · 1769 days ago · 5 km deep · 1 km away
- 2.96 km WSW of Gypsum, Kansas · 1769 days ago · 5 km deep · 3 km away · felt by 15
- 2.95 km SW of Gypsum, Kansas · 1778 days ago · 6 km deep · 1 km away · felt by 5
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000gagl. Read Tue, Sep 22, 2026, 9:11 AM UTC.