M5.0 earthquake 127 km SE of Perryville, Alaska
A magnitude 5.0 earthquake struck 127 km SE of Perryville, Alaska on Thu, Nov 7, 2019, 12:48 PM AKST (21:48 UTC), 10 km (6 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.0 (ML, local (Richter)), moderate
- Magnitude from
- Alaska Earthquake Center
- Local time
- UTC
- 2019-11-07 21:48:44 UTC
- Depth
- 9.8 km (6.1 mi), shallow
- Epicenter
- 54.984° N, 157.956° W
- Region
- Alaska
- Felt reports
- 4
- Strongest shaking
- III, weak shaking
- PAGER alert
- Green
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Magnitude estimates
Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.
| Mag. | Scale | Computed by | Notes |
|---|---|---|---|
| 5.0 | ML, local (Richter) | Alaska Earthquake Center | Preferred · Preliminary |
| 4.9 | Mww, W-phase moment | USGS National Earthquake Information Center | Reviewed · ±0.048 · 42 stations |
| 4.99 | Mw, moment | ISC-GEM global catalog | Final · ±0.1 |
What happened
The USGS’s account of the effects of this earthquake.
Also felt at Perryville.
From the USGS event page for ak019eaoxf4t. U.S. Geological Survey text and figures are in the public domain.
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- III, weak shaking
- Peak ground acceleration
- 130.0% of gravity
- Peak ground velocity
- 0.3 cm/s
- Map
- Automatic
Did you feel it?
4 people reported to the USGS what they felt; the strongest reported shaking was IV, light shaking.
Estimated impact
The USGS PAGER system estimates deaths and economic losses from the shaking and the population and buildings exposed to it.
- Alert level
- Green: little or no damage or loss of life expected
| Range | Chance |
|---|---|
| Under 1 | 69% |
| 1 to 10 | 29% |
| 10 to 100 | 2% |
| 100 to 1,000 | Under 1% |
| 1,000 to 10,000 | Under 1% |
| 10,000 to 100,000 | Under 1% |
| 100,000 to 10,000,000 | Under 1% |
| Range, million USD | Chance |
|---|---|
| Under 1 | 65% |
| 1 to 10 | 30% |
| 10 to 100 | 4% |
| 100 to 1,000 | Under 1% |
| 1,000 to 10,000 | Under 1% |
| 10,000 to 100,000 | Under 1% |
| 100,000 to 10,000,000 | Under 1% |
Fault motion and ground failure
How the rock slipped, from the moment tensor, and the USGS estimate of landslides and liquefaction.
- Faulting
- Oblique reverse
- Moment magnitude
- 4.9 Mww
- Nodal plane 1
- Strike 216°, dip 25°, rake 56°
- Nodal plane 2
- Strike 73°, dip 70°, rake 105°
- Landslide alert
- Green
- Liquefaction alert
- Green
How well it is located
Reviewed by a seismologist.
- Stations used
- 189
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.0 and up: 20 in the 60 days after this one and 4 in the 30 days before it.
After
- 2.2106 km SSE of Perryville, Alaska · 2519 days ago · 6 km deep · 24 km away
- 2.1122 km SE of Perryville, Alaska · 2519 days ago · 7 km deep · 6 km away
- 2.452 km ESE of Perryville, Alaska · 2515 days ago · 41 km deep · 89 km away
- 2.5133 km SSE of Perryville, Alaska · 2515 days ago · 19 km deep · 51 km away
- 2.9180 km SE of Chignik, Alaska · 2507 days ago · 39 km deep · 99 km away
- 3.3139 km SE of Perryville, Alaska · 2507 days ago · 35 km deep · 12 km away
- 3.974 km ESE of Perryville, Alaska · 2503 days ago · 3 km deep · 73 km away · felt by 1
- 2.554 km SSE of Perryville, Alaska · 2496 days ago · 47 km deep · 76 km away
- 2.659 km SSE of Chignik, Alaska · 2487 days ago · 31 km deep · 91 km away
- 2.5159 km SE of Perryville, Alaska · 2483 days ago · 25 km deep · 52 km away
- 2.489 km ESE of Sand Point, Alaska · 2481 days ago · 28 km deep · 84 km away
- 2.974 km ESE of Sand Point, Alaska · 2479 days ago · 35 km deep · 95 km away
- 2.874 km SE of Perryville, Alaska · 2476 days ago · 10 km deep · 53 km away
- 2.661 km S of Perryville, Alaska · 2475 days ago · 52 km deep · 79 km away
- 2.637 km SE of Perryville, Alaska · 2473 days ago · 58 km deep · 90 km away
- 2.9106 km SE of Perryville, Alaska · 2472 days ago · 35 km deep · 22 km away
- 2.6108 km SE of Sand Point, Alaska · 2464 days ago · 16 km deep · 99 km away
- 2.8202 km SE of Perryville, Alaska · 2461 days ago · 22 km deep · 80 km away
- 2.7119 km SE of Perryville, Alaska · 2460 days ago · 11 km deep · 9 km away
- 2.398 km S of Perryville, Alaska · 2460 days ago · 33 km deep · 60 km away
Before
- 2.066 km S of Ivanof Bay, Alaska · 2524 days ago · 13 km deep · 98 km away
- 2.945 km SE of Perryville, Alaska · 2534 days ago · 28 km deep · 83 km away
- 2.174 km ESE of Sand Point, Alaska · 2536 days ago · 13 km deep · 96 km away
- 2.655 km SE of Perryville, Alaska · 2546 days ago · 33 km deep · 77 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event ak019eaoxf4t (also filed as us600068ue, iscgem616764883). Read Thu, Oct 1, 2026, 7:28 AM UTC.