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M6.9 Earthquake
◍ 15 km NNW of Pematangsiantar, Indonesia · · updated 8/16/2026, 4:50:35 AM
Severity score
90/100
Confidence
High
Why this matters
Aftershock sequence may follow a mainshock of this size.
Key stats
Magnitude
6.9
Depth
173 km
Severity over time
Timeline
- M6.9 recorded8/15/2026, 10:54:51 AM15 km NNW of Pematangsiantar, Indonesia
Sources & attribution
ScientificUSGS Earthquake Hazardsupdated 8/16/2026, 4:50:35 AM
⚠This is an informational severity score, not an official warning. Follow guidance from NWS/NOAA, FEMA (ready.gov), and local emergency management.