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Level I – Normal No sign of increased activity. Normal community activities. Status changed: 19 Oct 2026, 16:17 WITA
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Recommendations

1) Masyarakat dan pengunjung/wisatawan tidak memasuki dan bermalam di kawasan puncak G. Lereboleng.

Latest report

24-hour report, 2026-10-23, 00:00-24:00 WITA · Yohanes Kolli Sorywutun, A.Md.

Visual observation

The volcano is clearly visible to covered by fog 0-I. No crater smoke.

Climatology

Weather clear to cloudy, weak wind to moderate towards north, west and northwest. Air temperature about 23-31°C.

Seismicity

  • 1 Local tectonic event, amplitude 2 mm, S-P 8.2 s, duration 20 s.
  • 11 Distant tectonic events, amplitude 1.2-12 mm, S-P 15.1-66 s, duration 35-142 s.

Observation photo

Visual photo of Mount Lereboleng

Latest observation photo.

Location
Flores Timur, Nusa Tenggara Timur
Nearest city
Larantuka
Elevation
1.095 m a.s.l.
Coordinates
-8.3650000, 122.8330000

Observation-post CCTV

Gunung Lereboleng belum memiliki CCTV publik.

Volcanic hazard map (KRB)

Official Geological Agency map (2010): areas that may be hit by pyroclastic flows, lava flows, ballistic rocks, ashfall, and lahars. KRB III is closest to the source.

Peta Kawasan Rawan Bencana Gunung Lereboleng
Click the map for full size (11,3 MB). Source: Geological Agency – MAGMA Indonesia.

14-day seismicity chart

Volcanic earthquakes per day by type.

View data table
DateLocal tectonicDistant tectonic
25 Oct00
24 Oct00
23 Oct111
22 Oct05
21 Oct114
20 Oct113
19 Oct016
18 Oct17
17 Oct00
16 Oct00
15 Oct00
14 Oct00
13 Oct00
12 Oct00

Satellite imagery

Choose a layer in the top-right corner of the map. Daily images may be cloudy.

Previous reports

24-hour report, 2026-10-22, 00:00-24:00 WITA

Visual: The volcano is clearly visible to covered by fog 0-I. No crater smoke.

  • 5 Distant tectonic events, amplitude 2-16 mm, S-P 22.6-35.6 s, duration 60-250 s.
24-hour report, 2026-10-21, 00:00-24:00 WITA

Visual: The volcano is clearly visible to covered by fog 0-I. No crater smoke.

  • 1 Local tectonic event, amplitude 3 mm, S-P 4.3 s, duration 24 s.
  • 14 Distant tectonic events, amplitude 2-30 mm, S-P 11.8-64.7 s, duration 36-155 s.
24-hour report, 2026-10-20, 00:00-24:00 WITA

Visual: The volcano is clearly visible to covered by fog 0-II. No crater smoke.

  • 1 Local tectonic event, amplitude 30 mm, S-P 3.9 s, duration 25 s.
  • 13 Distant tectonic events, amplitude 2-40 mm, S-P 10.7-60 s, duration 33-113 s.
24-hour report, 2026-10-19, 00:00-24:00 WITA

Visual: The volcano is clearly visible to covered by fog 0-III. No crater smoke.

  • 16 Distant tectonic events, amplitude 2-40 mm, S-P 13.7-30.7 s, duration 49-248 s.
24-hour report, 2026-10-18, 00:00-24:00 WITA

Visual: The volcano is clearly visible to covered by fog 0-II. No crater smoke.

  • 1 Local tectonic event, amplitude 12 mm, S-P 3.2 s, duration 25 s.
  • 7 Distant tectonic events, amplitude 4-60 mm, S-P 16.4-44.5 s, duration 53-234 s.

Level history

No level changes recorded since monitoring began.