M4.6
01:31 UTC
M 4.6 - 45 km ENE of Luwuk, Indonesia
Magnitude 4.6, depth 116.392 km. reviewed by USGS.
USGS ↗
Event started
THE PLANETARY JOURNAL / DAILY EDITION
1 October 2026.
One planet. One day. A permanent record.
Updates are delayed. This is the last published record.
Earthquakes · M4.5+
4
Within the daily record
Largest earthquake
M 5.6
Observed magnitude
Space-weather records
0
Bulletins and significant flares
Source checks complete
7 / 8
Partial coverage · see source notes
The world today
4 LOCATED RECORDSEarthquakes
Markers show source-reported points, not affected areas. Space-weather records appear separately.
Seismic rhythm
M4.5+ / UTC HOURS00:0006:0012:0018:0023:00
Bars count earthquakes in the collected daily record. Unelapsed hours have no observations.
Beyond the atmosphere
NOAA SWPC ↗Strongest recorded flare today
No data
Latest estimated Kp / 9
No data
Kp 5 marks the G1 geomagnetic threshold. Flare class alone does not predict an Earth impact.
The event ledger
4 RECORDS
M5.2
01:29 UTC
M 5.2 - 7 km ESE of Baghlān, Afghanistan
Magnitude 5.2, depth 49.602 km. reviewed by USGS.
USGS ↗
Event started
M4.9
00:28 UTC
M 4.9 - northern Mid-Atlantic Ridge
Magnitude 4.9, depth 10 km. reviewed by USGS.
USGS ↗
Event started
M5.6
2026-09-30
M 5.6 - 94 km SW of Tamarindo, Costa Rica
Magnitude 5.6, depth 8 km. reviewed by USGS.
USGS ↗
Event started
About this edition
Source health & methodology ↗Reporting interval: 2026-10-01, 00:00–24:00 UTC. Issued bulletins and event observations are labelled separately. Future-dated or malformed records are withheld. This page preserves a dated record and does not certify that any warning is currently active.
Download this edition’s data ↓The ocean record
Dated observations, not live warningsLatest captured RONI
+1.36°C
JJA 2026 · three-month mean