M2.6 earthquake 8 km SE of Arnold, Nebraska
A magnitude 2.6 earthquake struck 8 km SE of Arnold, Nebraska on Sat, Sep 8, 2018, 8:21 AM CDT (13:21 UTC), 5 km (3 mi) below the surface.
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
- 2018-09-08 13:21:33 UTC
- Depth
- 5.0 km (3.1 mi), shallow
- Epicenter
- 41.371° N, 100.126° W
- Region
- Nebraska
- Felt reports
- 2
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
2 people reported to the USGS what they felt; the strongest reported shaking was II, weak shaking.

How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 1.5 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.07
- Depth from
- Operator assigned
- Station coverage gap
- 61°
- Stations used
- 19
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 0 in the 60 days after this one and 4 in the 30 days before it.
Before
- 2.513 km WNW of Callaway, Nebraska · 2936 days ago · 8 km deep · 6 km away
- 2.67 km WSW of Arnold, Nebraska · 2944 days ago · 5 km deep · 13 km away
- 2.66 km SE of Arnold, Nebraska · 2954 days ago · 5 km deep · 2 km away · felt by 4
- 2.74 km E of Arnold, Nebraska · 2959 days ago · 5 km deep · 5 km away · felt by 3
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000hb0r. Read Tue, Sep 22, 2026, 12:09 AM UTC.