Alaska earthquakes

M1.7 earthquake 122 km S of McCarthy, Alaska

A magnitude 1.7 earthquake struck 122 km S of McCarthy, Alaska on Sun, Mar 19, 2023, 6:56 AM AKDT (14:56 UTC), 11 km (7 mi) below the surface.

A larger quake followed: M2.4 124 km SSW of McCarthy, Alaska. This one was a foreshock.

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Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
1.7 (ml), micro
Local time
UTC
2023-03-19 14:56:54 UTC
Depth
10.9 km (6.8 mi), shallow
Epicenter
60.335° N, 143.040° W
Region
Alaska
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 II, weak shaking.

Did You Feel It? map: shaking reported by the public
Shaking reported by the public, by area. Map: USGS Did You Feel It?

How well it is located

Reviewed by a seismologist.

Stations used
41

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 15 in the 60 days after this one and 15 in the 30 days before it.

After

  1. 1.9Gulf of Alaska · 1287 days ago · 19 km deep · 77 km away
  2. 1.6175 km ESE of Cordova, Alaska · 1287 days ago · 10 km deep · 70 km away
  3. 1.6102 km SSW of McCarthy, Alaska · 1286 days ago · 17 km deep · 33 km away
  4. 2.4124 km SSW of McCarthy, Alaska · 1282 days ago · 3 km deep · 26 km away
  5. 1.6120 km NW of Yakutat, Alaska · 1275 days ago · 6 km deep · 97 km away
  6. 1.794 km S of McCarthy, Alaska · 1275 days ago · 10 km deep · 33 km away
  7. 1.5117 km NW of Yakutat, Alaska · 1271 days ago · 11 km deep · 99 km away
  8. 1.5131 km NW of Yakutat, Alaska · 1263 days ago · 1 km deep · 79 km away
  9. 1.8131 km SSE of McCarthy, Alaska · 1262 days ago · 13 km deep · 57 km away
  10. 1.8125 km S of McCarthy, Alaska · 1259 days ago · 6 km deep · 6 km away
  11. 2.1124 km S of McCarthy, Alaska · 1258 days ago · 4 km deep · 6 km away
  12. 1.790 km S of McCarthy, Alaska · 1251 days ago · 8 km deep · 38 km away
  13. 1.9108 km S of McCarthy, Alaska · 1250 days ago · 10 km deep · 19 km away
  14. 1.7113 km E of Cordova, Alaska · 1247 days ago · 16 km deep · 38 km away
  15. 1.7119 km SE of McCarthy, Alaska · 1234 days ago · 12 km deep · 86 km away

Before

  1. 1.6111 km SE of McCarthy, Alaska · 1290 days ago · 15 km deep · 78 km away
  2. 1.5126 km NW of Yakutat, Alaska · 1292 days ago · 6 km deep · 98 km away
  3. 1.7123 km NW of Yakutat, Alaska · 1293 days ago · 9 km deep · 97 km away
  4. 1.5109 km S of McCarthy, Alaska · 1295 days ago · 12 km deep · 19 km away
  5. 1.5104 km WNW of Yakutat, Alaska · 1295 days ago · 9 km deep · 100 km away
  6. 2.0118 km SSE of McCarthy, Alaska · 1295 days ago · 4 km deep · 65 km away
  7. 1.5117 km SE of McCarthy, Alaska · 1298 days ago · 6 km deep · 78 km away
  8. 1.7104 km S of McCarthy, Alaska · 1298 days ago · 1 km deep · 18 km away
  9. 2.9122 km NW of Yakutat, Alaska · 1307 days ago · 11 km deep · 97 km away
  10. 2.2124 km NW of Yakutat, Alaska · 1307 days ago · 13 km deep · 97 km away
  11. 2.7Southern Alaska · 1308 days ago · 0 km deep · 42 km away
  12. 2.0Southern Alaska · 1308 days ago · 9 km deep · 3 km away
  13. 1.5125 km NW of Yakutat, Alaska · 1309 days ago · 10 km deep · 95 km away
  14. 1.5Southern Alaska · 1309 days ago · 9 km deep · 32 km away
  15. 1.7133 km SE of McCarthy, Alaska · 1316 days ago · 16 km deep · 95 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event ak0233l8l9cs. Read Tue, Sep 29, 2026, 12:57 PM UTC.