M3.1 earthquake 5 km ESE of Byron, Oklahoma
A magnitude 3.1 earthquake struck 5 km ESE of Byron, Oklahoma on Thu, Jan 1, 2015, 6:19 PM CST (00:19 UTC), 7 km (4 mi) below the surface.
A larger quake followed: M4.2 5 km NNE of Medford, Oklahoma. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.1 (ml), minor
- Local time
- UTC
- 2015-01-02 00:19:33 UTC
- Depth
- 6.7 km (4.1 mi), shallow
- Epicenter
- 36.889° N, 98.240° W
- Region
- Oklahoma
- 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 II, weak shaking.

How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 3.3 km horizontally, 7.5 km in depth
- Station coverage gap
- 189°, poorly surrounded by stations
- Stations used
- 0
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: at least 202 in the 60 days after this one and at least 200 in the 30 days before it.
After
- 2.610 km NW of Perry, Oklahoma · 4289 days ago · 7 km deep · 97 km away · felt by 3
- 2.610 km WNW of Caldwell, Kansas · 4289 days ago · 6 km deep · 51 km away
- 2.56 km NW of Renfrow, Oklahoma · 4289 days ago · 4 km deep · 48 km away
- 2.62 km W of Freeport, Kansas · 4289 days ago · 8 km deep · 47 km away
- 1.910 km WNW of Caldwell, Kansas · 4289 days ago · 7 km deep · 51 km away
- 1.52 km W of Freeport, Kansas · 4289 days ago · 8 km deep · 47 km away
- 1.92 km W of Freeport, Kansas · 4289 days ago · 8 km deep · 47 km away
- 3.15 km ESE of Cherokee, Oklahoma · 4289 days ago · 6 km deep · 19 km away
- 1.82 km W of Freeport, Kansas · 4289 days ago · 8 km deep · 47 km away
- 1.72 km W of Freeport, Kansas · 4289 days ago · 8 km deep · 47 km away
- 1.74 km S of Harper, Kansas · 4289 days ago · 2 km deep · 44 km away
- 1.84 km S of Harper, Kansas · 4289 days ago · 5 km deep · 44 km away
- 2.82 km W of Freeport, Kansas · 4289 days ago · 8 km deep · 47 km away
- 2.82 km W of Freeport, Kansas · 4289 days ago · 8 km deep · 47 km away
- 2.12 km W of Freeport, Kansas · 4288 days ago · 8 km deep · 47 km away
- 1.71 km NE of Anthony, Kansas · 4288 days ago · 5 km deep · 36 km away
- 1.74 km S of Harper, Kansas · 4288 days ago · 5 km deep · 44 km away
- 1.72 km W of Freeport, Kansas · 4288 days ago · 8 km deep · 47 km away
- 1.6Kansas · 4288 days ago · 3 km deep · 44 km away
- 1.67 km NNW of Manchester, Oklahoma · 4288 days ago · 8 km deep · 25 km away
- 1.54 km S of Harper, Kansas · 4288 days ago · 4 km deep · 44 km away
- 2.61 km N of Aline, Oklahoma · 4288 days ago · 5 km deep · 45 km away · felt by 1
- 2.96 km W of Renfrow, Oklahoma · 4288 days ago · 6 km deep · 46 km away · felt by 1
- 2.510 km SW of Hunnewell, Kansas · 4288 days ago · 7 km deep · 67 km away
- 3.48 km WNW of Medford, Oklahoma · 4288 days ago · 6 km deep · 38 km away
- 3.47 km WSW of Lamont, Oklahoma · 4287 days ago · 5 km deep · 60 km away · felt by 1
- 3.06 km SSE of Byron, OK · 4287 days ago · 6 km deep · 5 km away · felt by 1
- 1.54 km W of Freeport, Kansas · 4287 days ago · 5 km deep · 45 km away
- 1.84 km W of Freeport, Kansas · 4287 days ago · 5 km deep · 45 km away
- 1.56 km SE of Anthony, Kansas · 4287 days ago · 6 km deep · 33 km away
- 2.613 km NNE of Nescatunga, Oklahoma · 4287 days ago · 7 km deep · 11 km away
- 2.02 km W of Freeport, Kansas · 4287 days ago · 8 km deep · 47 km away
- 1.64 km S of Harper, Kansas · 4287 days ago · 3 km deep · 44 km away
- 2.44 km S of Harper, Kansas · 4287 days ago · 4 km deep · 44 km away
- 3.54 km S of Harper, Kansas · 4287 days ago · 5 km deep · 44 km away · felt by 8
- 1.74 km S of Harper, Kansas · 4287 days ago · 2 km deep · 44 km away
- 2.65 km NNE of Billings, Oklahoma · 4287 days ago · 6 km deep · 80 km away · felt by 1
- 2.03 km W of Freeport, Kansas · 4286 days ago · 7 km deep · 46 km away
- 1.76 km SSE of Anthony, Kansas · 4286 days ago · 6 km deep · 31 km away
- 1.63 km W of Freeport, Kansas · 4286 days ago · 7 km deep · 46 km away
- 1.92 km W of Freeport, Kansas · 4286 days ago · 8 km deep · 47 km away
- 1.75 km SSE of Anthony, Kansas · 4286 days ago · 6 km deep · 33 km away
- 1.67 km NNE of Anthony, Kansas · 4286 days ago · 3 km deep · 42 km away
- 2.85 km WSW of Lamont, Oklahoma · 4286 days ago · 5 km deep · 60 km away · felt by 1
- 2.04 km S of Harper, Kansas · 4286 days ago · 3 km deep · 44 km away
- 2.65 km SSW of Harper, Kansas · 4286 days ago · 5 km deep · 42 km away · felt by 2
- 3.5Oklahoma · 4286 days ago · 7 km deep · 20 km away · felt by 2
- 3.0Kansas · 4286 days ago · 5 km deep · 20 km away
- 3.13 km ESE of Nescatunga, Oklahoma · 4286 days ago · 7 km deep · 20 km away
- 1.64 km WSW of Freeport, Kansas · 4285 days ago · 5 km deep · 44 km away
- 1.81 km SE of Bluff City, Kansas · 4285 days ago · 4 km deep · 39 km away
- 1.82 km W of Freeport, Kansas · 4285 days ago · 8 km deep · 47 km away
- 1.91 km ESE of Bluff City, Kansas · 4285 days ago · 7 km deep · 39 km away
- 2.25 km WSW of Danville, Kansas · 4285 days ago · 4 km deep · 48 km away
- 2.94 km WSW of Danville, Kansas · 4285 days ago · 5 km deep · 50 km away · felt by 3
- 2.613 km WSW of Red Rock, Oklahoma · 4285 days ago · 5 km deep · 97 km away
- 1.62 km E of Milan, Kansas · 4285 days ago · 5 km deep · 67 km away
- 2.96 km SSE of Manchester, Oklahoma · 4285 days ago · 4 km deep · 21 km away
- 1.84 km S of Harper, Kansas · 4285 days ago · 4 km deep · 44 km away
- 2.54 km E of Nescatunga, Oklahoma · 4285 days ago · 7 km deep · 20 km away · felt by 1
The first 60 of at least 202.
Before
- 1.810 km WNW of Caldwell, Kansas · 4289 days ago · 6 km deep · 51 km away
- 2.54 km S of Harper, Kansas · 4289 days ago · 5 km deep · 44 km away
- 1.75 km NW of Renfrow, Oklahoma · 4289 days ago · 2 km deep · 48 km away
- 2.14 km S of Harper, Kansas · 4289 days ago · 4 km deep · 44 km away
- 1.94 km S of Harper, Kansas · 4289 days ago · 4 km deep · 44 km away
- 1.94 km S of Harper, Kansas · 4289 days ago · 4 km deep · 44 km away
- 3.62 km ENE of Medford, Oklahoma · 4290 days ago · 3 km deep · 48 km away · felt by 7
- 1.74 km S of Harper, Kansas · 4290 days ago · 5 km deep · 44 km away
- 3.111 km SW of Hunnewell, Kansas · 4290 days ago · 7 km deep · 67 km away
- 2.611 km SW of Hunnewell, Kansas · 4290 days ago · 7 km deep · 67 km away
- 1.713 km ESE of Freeport, Kansas · 4290 days ago · 5 km deep · 53 km away
- 2.55 km WSW of Lamont, Oklahoma · 4290 days ago · 5 km deep · 61 km away
- 3.07 km WSW of Lamont, Oklahoma · 4290 days ago · 5 km deep · 60 km away
- 2.43 km W of Freeport, Kansas · 4290 days ago · 7 km deep · 46 km away
- 2.13 km W of Freeport, Kansas · 4290 days ago · 7 km deep · 46 km away
- 1.6Kansas · 4290 days ago · 7 km deep · 46 km away
- 1.63 km W of Freeport, Kansas · 4290 days ago · 7 km deep · 46 km away
- 2.65 km NNE of Medford, Oklahoma · 4291 days ago · 6 km deep · 48 km away
- 2.65 km WSW of Lamont, Oklahoma · 4291 days ago · 5 km deep · 61 km away
- 3.13 km SSW of Nescatunga, Oklahoma · 4291 days ago · 6 km deep · 20 km away · felt by 1
Earthquakes todayOklahoma earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event usc000tb7g. Read Wed, Sep 30, 2026, 2:33 AM UTC.