2.1ML
A night tremor in Vayots Dzor
Near Jermuk, Vayots Dzor
About 10 km east of Jermuk
- Date30 October 2026
- Time00:31 local · 20:31:15 UTC (29 Oct)
- MagnitudeML 2.1
Located by the CHARNET network, IGES
Half an hour after midnight on 30 October, a small earthquake occurred in Vayots Dzor province, about 10 kilometres east of the town of Jermuk. It was a weak event that most people would not have noticed, but our stations recorded it and located the epicentre.
The record below compares a near station and a far one: at Nerkin Jorja, 27 km away, the S-wave arrived less than 4 seconds after the P-wave, while at Byurakan, 139 km away, the gap had grown to 17 seconds.
Near and far: 27 and 139 km
NEJANerkin Jorja · 27 kmP 20:31:21.5S 20:31:25.2
BRKNByurakan · 139 kmP 20:31:40.2S 20:31:57.4
Vertical component, 1–15 Hz, the whole earthquake, 80 seconds of record (20:31:17–20:32:37 UTC), shown 3× faster. Blue — the P-wave, gold — the S-wave. Location and magnitude: IGES, CHARNET network.