M5.5 earthquake 48 km ESE of Modisi, Indonesia
A magnitude 5.5 earthquake struck 48 km ESE of Modisi, Indonesia on Thu, Apr 17, 2025, 8:51 AM GMT+8 (00:51 UTC), 22 km (13 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 5.5 (Mww, W-phase moment), moderate
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2025-04-17 00:51:24 UTC
- Depth
- 21.7 km (13.5 mi), shallow
- Epicenter
- 0.350° N, 124.857° E
- Region
- Indonesia
- Strongest shaking
- IV, light 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 |
|---|---|---|---|
| 5.5 | Mww, W-phase moment | USGS National Earthquake Information Center | Preferred · Reviewed · ±0.059 · 28 stations |
| 5.6 | Mi | NOAA Pacific Tsunami Warning Center | First automatic solution · Reviewed · 11 stations |
| 5.5 | Mwb, body-wave moment | USGS National Earthquake Information Center | Moment tensor · Reviewed |
| 5.6 | Mww, W-phase moment | USGS, automatic first solution | First automatic solution · Confirmed |
Shaking
The USGS ShakeMap: shaking estimated from seismic stations and the quake’s size, on the Modified Mercalli intensity scale.
- Strongest estimated
- IV, light shaking
- Peak ground acceleration
- 6.5% of gravity
- Peak ground velocity
- 3.0 cm/s
- Map
- Automatic
Did you feel it?
No one has reported feeling this quake to the USGS.
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 | 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% |
| 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
- Strike-slip
- Moment magnitude
- 5.5 Mww
- Nodal plane 1
- Strike 24°, dip 72°, rake 15°
- Nodal plane 2
- Strike 289°, dip 76°, rake 161°
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 6.4 km horizontally, 3.7 km in depth
- Magnitude uncertainty
- ±0.06
- Depth from
- From location
- Station coverage gap
- 16°
- Stations used
- 208
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 2.5 and up: 6 in the 60 days after this one and 0 in the 30 days before it.
After
- 4.451 km E of Modisi, Indonesia · 535 days ago · 10 km deep · 4 km away
- 4.454 km E of Modisi, Indonesia · 530 days ago · 10 km deep · 7 km away
- 4.554 km SSW of Modisi, Indonesia · 524 days ago · 90 km deep · 79 km away
- 4.699 km E of Modisi, Indonesia · 515 days ago · 71 km deep · 52 km away · felt by 1
- 4.361 km SSW of Modisi, Indonesia · 508 days ago · 99 km deep · 84 km away
- 4.8131 km SE of Modisi, Indonesia · 491 days ago · 44 km deep · 91 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000q6n2 (also filed as usauto6000q6n2, pt25107000). Read Sun, Oct 4, 2026, 4:42 AM UTC.