M2.0 earthquake 10 km WSW of Shamrock, Oklahoma

Magnitude

2.0 (ml), micro

Local time

Wed, Dec 15, 2021, 11:05 PM CST

UTC

2021-12-16 05:05:29 UTC

Depth

7.8 km (4.9 mi), shallow

Epicenter

35.863° N, 96.683° W

Region

Oklahoma

Tsunami flag

No

Status

Reviewed by a seismologist

Magnitude uncertainty

±0.13

Station coverage gap

88°

Stations used

65

• Stroud, OklahomaPopulation 2,767. Forecast13 kmN
• Stillwater, OklahomaPopulation 48,967. Forecast44 kmSE
• Tulsa, OklahomaPopulation 413,066. Forecast70 kmWSW
• Dallas, TexasPopulation 1,326,087. Forecast343 kmN

After

1. 2.14 km NE of Coyle, OklahomaThu, Dec 16, 1:49 AM CST · 1742 days ago · 7 km deep · 48 km away
2. 2.18 km NW of Prague, OklahomaFri, Dec 17, 1:19 PM CST · 1740 days ago · 8 km deep · 37 km away
3. 1.98 km NW of Prague, OklahomaFri, Dec 17, 2:52 PM CST · 1740 days ago · 8 km deep · 37 km away
4. 1.72 km WNW of Crescent, OklahomaFri, Dec 17, 5:46 PM CST · 1740 days ago · 8 km deep · 85 km away
5. 1.88 km NW of Prague, OklahomaSat, Dec 18, 1:23 AM CST · 1740 days ago · 7 km deep · 37 km away
6. 2.34 km NE of Coyle, OklahomaSat, Dec 18, 10:29 AM CST · 1739 days ago · 7 km deep · 48 km away · felt by 2
7. 2.010 km WSW of Shamrock, OklahomaWed, Dec 29, 4:28 PM CST · 1728 days ago · 7 km deep · 0 km away
8. 1.67 km E of Marshall, OklahomaThu, Jan 6, 8:34 AM CST · 1720 days ago · 25 km deep · 84 km away
9. 1.67 km NW of Wetumka, OklahomaSun, Jan 9, 8:57 AM CST · 1717 days ago · 2 km deep · 73 km away
10. 1.64 km W of Lucien, OklahomaFri, Jan 14, 1:22 PM CST · 1712 days ago · 4 km deep · 86 km away · felt by 1
11. 1.93 km NNW of Covington, OklahomaSat, Jan 15, 12:42 AM CST · 1712 days ago · 7 km deep · 98 km away
12. 2.23 km NNW of Covington, OklahomaSat, Jan 15, 9:38 AM CST · 1711 days ago · 6 km deep · 98 km away · felt by 3
13. 2.25 km N of Stroud, OklahomaMon, Jan 17, 4:09 PM CST · 1709 days ago · 8 km deep · 8 km away
14. 1.77 km SW of Yale, OklahomaMon, Feb 7, 12:15 AM CST · 1689 days ago · 8 km deep · 25 km away · felt by 1
15. 2.05 km WNW of Lucien, OklahomaSat, Feb 12, 10:14 AM CST · 1683 days ago · 8 km deep · 88 km away · felt by 1

Before

1. 1.911 km NW of Perry, OklahomaWed, Dec 15, 4:00 PM CST · 1742 days ago · 7 km deep · 83 km away
2. 1.86 km W of Johnson, OklahomaTue, Dec 14, 7:32 AM CST · 1743 days ago · 6 km deep · 56 km away
3. 2.76 km WNW of Lucien, OklahomaMon, Dec 6, 11:13 PM CST · 1751 days ago · 7 km deep · 89 km away · felt by 4
4. 1.99 km NNW of Perry, OklahomaTue, Nov 30, 9:06 PM CST · 1757 days ago · 6 km deep · 82 km away
5. 1.810 km NNW of Perry, OklahomaSun, Nov 28, 2:59 AM CST · 1760 days ago · 6 km deep · 82 km away
6. 2.09 km NNW of Perry, OklahomaSat, Nov 27, 12:40 PM CST · 1760 days ago · 7 km deep · 82 km away
7. 1.87 km WSW of Shamrock, OklahomaSat, Nov 27, 10:55 AM CST · 1760 days ago · 7 km deep · 3 km away
8. 1.68 km NW of Prague, OklahomaSat, Nov 27, 9:15 AM CST · 1760 days ago · 8 km deep · 37 km away
9. 1.95 km ESE of Meeker, OklahomaSat, Nov 27, 8:38 AM CST · 1760 days ago · 7 km deep · 45 km away
10. 1.89 km NW of Perry, OklahomaSat, Nov 27, 7:58 AM CST · 1760 days ago · 6 km deep · 82 km away
11. 1.95 km W of Lucien, OklahomaSat, Nov 27, 5:05 AM CST · 1760 days ago · 7 km deep · 88 km away
12. 1.79 km NNW of Perry, OklahomaThu, Nov 25, 9:55 PM CST · 1762 days ago · 6 km deep · 82 km away
13. 2.29 km NNW of Perry, OklahomaWed, Nov 24, 8:16 PM CST · 1763 days ago · 6 km deep · 82 km away
14. 2.05 km N of Stroud, OklahomaFri, Nov 19, 11:38 PM CST · 1768 days ago · 8 km deep · 8 km away
15. 1.610 km NNW of Perry, OklahomaTue, Nov 16, 1:25 PM CST · 1771 days ago · 7 km deep · 82 km away

From the USGS Earthquake Hazards Program and its partner networks, event ok2021yoaq. Read Tue, Sep 22, 2026, 9:29 PM UTC.