M3.3 earthquake 4 km NNW of Medford, Oklahoma
A magnitude 3.3 earthquake struck 4 km NNW of Medford, Oklahoma on Sun, Jun 7, 2015, 3:20 PM CDT (20:20 UTC), 5 km (3 mi) below the surface.
A larger quake followed: M4.4 7 km SSE of Byron, Oklahoma. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 3.3 (mb_lg), minor
- Local time
- UTC
- 2015-06-07 20:20:25 UTC
- Depth
- 5.0 km (3.1 mi), shallow
- Epicenter
- 36.844° N, 97.762° 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 III, weak shaking.

How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 1.6 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.05
- Depth from
- Operator assigned
- Station coverage gap
- 75°
- Stations used
- 23
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 200 in the 60 days after this one and 0 in the 30 days before it.
After
- 2.44 km SW of Bluff City, Kansas · 4085 days ago · 6 km deep · 27 km away
- 2.85 km N of Lamont, Oklahoma · 4085 days ago · 1 km deep · 20 km away
- 2.02 km NNE of Bluff City, Kansas · 4085 days ago · 5 km deep · 29 km away
- 2.66 km SW of Deer Creek, Oklahoma · 4085 days ago · 7 km deep · 19 km away
- 1.63 km SW of Bluff City, Kansas · 4085 days ago · 3 km deep · 27 km away
- 1.85 km NE of Milan, Kansas · 4084 days ago · 4 km deep · 51 km away
- 2.02 km E of Anthony, Kansas · 4084 days ago · 6 km deep · 41 km away
- 2.84 km WNW of Pond Creek, Oklahoma · 4083 days ago · 5 km deep · 19 km away · felt by 3
- 2.89 km NNE of Attica, Kansas · 4083 days ago · 5 km deep · 66 km away · felt by 1
- 1.64 km SW of Bluff City, Kansas · 4083 days ago · 2 km deep · 27 km away
- 2.08 km SSE of Bluff City, Kansas · 4083 days ago · 5 km deep · 19 km away
- 1.57 km NNE of Anthony, Kansas · 4083 days ago · 4 km deep · 46 km away
- 1.82 km E of Anthony, Kansas · 4083 days ago · 6 km deep · 40 km away
- 2.86 km E of Pond Creek, Oklahoma · 4083 days ago · 5 km deep · 19 km away
- 2.14 km SW of Bluff City, Kansas · 4083 days ago · 6 km deep · 27 km away
- 3.12 km ESE of Wakita, Oklahoma · 4083 days ago · 4 km deep · 12 km away · felt by 1
- 2.81 km NE of Bluff City, Kansas · 4082 days ago · 3 km deep · 29 km away
- 1.93 km WSW of Bluff City, Kansas · 4082 days ago · 6 km deep · 28 km away
- 1.94 km WSW of Bluff City, Kansas · 4082 days ago · 4 km deep · 27 km away
- 2.57 km SW of Marland, Oklahoma · 4082 days ago · 5 km deep · 60 km away
- 2.95 km NNE of Cherokee, Oklahoma · 4082 days ago · 3 km deep · 52 km away
- 1.82 km SSE of Bluff City, Kansas · 4082 days ago · 1 km deep · 25 km away
- 4.47 km SSE of Byron, Oklahoma · 4082 days ago · 4 km deep · 44 km away · felt by 1,495
- 3.4Oklahoma · 4082 days ago · 5 km deep · 95 km away · felt by 3
- 3.77 km SSE of Byron, Oklahoma · 4082 days ago · 5 km deep · 44 km away · felt by 44
- 2.76 km ESE of Covington, Oklahoma · 4082 days ago · 8 km deep · 65 km away · felt by 1
- 2.69 km SE of Byron, Oklahoma · 4082 days ago · 3 km deep · 41 km away
- 3.46 km SSE of Byron, Oklahoma · 4082 days ago · 4 km deep · 44 km away
- 3.34 km NNW of Hunter, Oklahoma · 4081 days ago · 6 km deep · 28 km away · felt by 1
- 2.96 km NW of Nescatunga, Oklahoma · 4081 days ago · 8 km deep · 39 km away
- 3.00 km NNW of Lucien, Oklahoma · 4081 days ago · 1 km deep · 68 km away
- 3.23 km NE of Douglas, Oklahoma · 4081 days ago · 3 km deep · 63 km away · felt by 2
- 3.58 km SSE of Byron, Oklahoma · 4081 days ago · 5 km deep · 43 km away
- 1.6Kansas · 4081 days ago · 4 km deep · 27 km away
- 3.1Oklahoma · 4081 days ago · 5 km deep · 43 km away · felt by 2
- 3.03 km NE of Douglas, Oklahoma · 4081 days ago · 4 km deep · 63 km away
- 3.58 km SSE of Byron, Oklahoma · 4081 days ago · 5 km deep · 43 km away · felt by 1
- 2.83 km NE of Douglas, Oklahoma · 4081 days ago · 4 km deep · 63 km away · felt by 2
- 2.5Kansas · 4081 days ago · 5 km deep · 28 km away
- 3.28 km SE of Byron, Oklahoma · 4081 days ago · 0 km deep · 42 km away
- 2.97 km SW of Bluff City, Kansas · 4081 days ago · 6 km deep · 26 km away · felt by 1
- 2.68 km SSE of Byron, Oklahoma · 4081 days ago · 5 km deep · 43 km away
- 2.77 km SSE of Byron, Oklahoma · 4080 days ago · 4 km deep · 44 km away
- 2.73 km E of Nescatunga, Oklahoma · 4080 days ago · 6 km deep · 33 km away
- 2.58 km SE of Byron, Oklahoma · 4080 days ago · 4 km deep · 42 km away
- 3.24 km NNW of Hunter, Oklahoma · 4080 days ago · 6 km deep · 28 km away · felt by 1
- 2.77 km SE of Byron, Oklahoma · 4080 days ago · 5 km deep · 43 km away
- 2.95 km WNW of Lucien, Oklahoma · 4080 days ago · 8 km deep · 66 km away · felt by 1
- 1.88 km ENE of Manchester, Oklahoma · 4080 days ago · 7 km deep · 26 km away
- 2.75 km WSW of Perry, Oklahoma · 4080 days ago · 7 km deep · 74 km away
- 2.87 km SW of Bluff City, Kansas · 4080 days ago · 6 km deep · 26 km away
- 2.56 km NE of Fairmont, Oklahoma · 4080 days ago · 5 km deep · 51 km away
- 2.86 km SE of Byron, Oklahoma · 4080 days ago · 4 km deep · 43 km away
- 2.95 km S of Pond Creek, Oklahoma · 4080 days ago · 5 km deep · 25 km away
- 1.65 km W of Mayfield, Kansas · 4079 days ago · 4 km deep · 47 km away
- 2.38 km ESE of Freeport, Kansas · 4079 days ago · 8 km deep · 35 km away
- 1.85 km WSW of Bluff City, Kansas · 4079 days ago · 4 km deep · 28 km away
- 2.57 km SW of Bluff City, Kansas · 4079 days ago · 6 km deep · 26 km away
- 2.99 km SSE of Byron, Oklahoma · 4079 days ago · 6 km deep · 43 km away
- 1.58 km ESE of Freeport, Kansas · 4079 days ago · 9 km deep · 35 km away
The first 60 of 200.
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us20002mtp. Read Tue, Sep 22, 2026, 3:48 PM UTC.