Magnitude5.3

Reviewed by USGSIndonesia31y ago

M5.3 earthquake 28 km ESE of Sungai Penuh, Indonesia

Friday, October 6, 1995, 18:16:27 UTC · 2.107°S, 101.642°E

A magnitude 5.3 earthquake struck 28 km ESE of Sungai Penuh, Indonesia on Friday, October 6, 1995, 18:16:27 UTC, at a depth of 33.0 km (shallow). It is the strongest earthquake within 300 km since an M6.8 on October 6, 1995.

Magnitude
5.3
Moderate · mb
Depth
33 km
Shallow
Felt reports
0
Did You Feel It?
Est. shaking
—
No ShakeMap
PAGER alert
None
Not issued
Tsunami
No flag
USGS feed

Outlined circle: this earthquakeDashed circle: 75 km aftershock search area

In context

How big was it, and why here?

Energy released

1 kilotons of TNT

That is about 1/11 of the Hiroshima bomb. It released about 3 times the energy of a magnitude 5.0.

Tectonic setting

179 km

from the nearest mapped plate boundary, between the North Andes and South American plates. Earthquakes this far from a boundary happen on faults inside a plate, often less frequently but sometimes strongly.

Depth: shallow

33 km

Shallow earthquakes (under 70 km) produce the strongest surface shaking for their size, so they are the ones most likely to cause damage near the epicenter.

Did You Feel It?

Where it was felt

No “Did You Feel It?” reports have been published for this event yet. If you felt it, you can add your report on the USGS website.

I felt it — report to USGS ↗

USGS PAGER estimate

Who was exposed to shaking

USGS publishes PAGER impact estimates for significant earthquakes, usually within an hour. No PAGER estimate is available for this event.

After the main event

Aftershocks within 75 km

USGS lists 2 M2.5+ earthquakes within 75 km in the following 30 days; the largest was M4.4 on October 6, 1995. Most nearby activity right after a large earthquake is aftershocks, which usually become less frequent over days and weeks.

M3M4M51h6h1d3d7d14d30dMainshock M5.3
Time after the mainshock on a logarithmic scale (first hours stretched), magnitude on the vertical axis. M2.5+ events from USGS.
  1. 4.326 km NNE of Sungai Penuh, Indonesia31y ago · 37 km NW of this epicenter
  2. 4.417 km N of Sungai Penuh, Indonesia31y ago · 39 km NW of this epicenter

Regional history

Past M5+ earthquakes within 300 km

USGS lists 252 M5.0+ earthquakes within 300 km before this one (catalog from 1900; older records are less complete). The strongest:

History · NOAA

Deadliest earthquakes in this area

NOAA’s significant-earthquake database lists 14 damaging, deadly or tsunami-generating earthquakes within 300 km of this epicenter since 1700, which together caused about 112 recorded deaths. The most severe:

  1. 1995M6.8

    Sumatera, Jambi Province

    6 Oct 1995 · 24 km away

    84 deathsExtreme damage ($25M+)

  2. 1914M7.6

    Sumatera

    25 Jun 1914 · 203 km away

    20 deathsLimited damage (under $1M)tsunami

  3. 1979M6.6

    S Sumatera

    15 Dec 1979 · 178 km away

    8 deathsSevere damage ($5–24M)

  4. 1909M7.6

    Sw Sumatra: Kerintji, Redjanglebong

    3 Jun 1909 · 72 km away

    Severe damage ($5–24M)tsunami

  5. 1986M5.0

    Sumatera: S, Hahat, Muaraenim

    29 Jan 1986 · 284 km away

    Severe damage ($5–24M)

  6. 1833M8.3

    Sumatra: Bengkulu

    24 Nov 1833 · 134 km away · intensity IX

    Moderate damage ($1–5M)tsunami

NOAA NCEI Global Significant Earthquake Database. Historical figures are estimates; older records are incomplete.

Nearby trackers

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