Earthquake & Volcano Monitor — 2026-07-04
Mount Etna in Sicily continues its effusive eruption with high volcanic tremor, while Indonesia's Anak Krakatau escalated to alert Level III after renewed eruptions on July 2. Japan recorded a magnitude 6.1 earthquake near Okinawa on July 3, with no significant damage expected.
Earthquake & Volcano Monitor — 2026-07-04
Seismic Activity
A magnitude 6.1 earthquake struck 136 km NNE of Hirara, Japan at 04:04 UTC on July 3, 2026. The USGS PAGER system assigned a green alert level, indicating no significant casualties or damage were expected.
A magnitude 3.6 earthquake occurred offshore Oaxaca, Mexico on July 3, 2026 at 02:59 am (GMT -6), with a depth of 12 km.
A magnitude 2.6 earthquake struck the Talaud Islands region of Indonesia on July 3, 2026 at 01:16 am (GMT +8), located 84 km south of Balut Island.
Volcanic Watch
Anak Krakatau Alert Escalated to Level III
Indonesia's Geological Agency raised Anak Krakatau's alert status from Level II (Waspada) to Level III (Siaga) at 16:30 WIB (09:30 UTC) on July 2, 2026, following renewed eruptions at 14:05 WIB (07:05 UTC) that sent dense volcanic ash into the atmosphere.
Mount Etna Continues Effusive Activity with High Tremor
Sicily's Mount Etna volcano continued its effusive eruption on July 2, 2026, with lava emerging from the Voragine summit vent at 3,030 meters elevation. Overlapping lava flows fed the volcano's eastern flank, while volcanic tremor reached elevated levels. No explosive activity has been observed from the Voragine crater since June 27.
Lewotobi Volcanic Ash Advisory
Lewotobi volcano on Flores, Indonesia issued a Volcanic Ash Advisory Center (VAAC) notice on July 2, 2026, reporting ash to Flight Level 090 (approximately 9,000 feet / 2,700 meters), moving southward.
Kīlauea Episode 50 Reaches Milestone
Hawaii's Kīlauea volcano reached Episode 50 of its ongoing episodic summit eruption on June 27, 2026, with the north vent producing a 1,030-foot lava fountain—the tallest since Episode 43. The USGS maintains a YELLOW/ADVISORY alert level, forecasting another fountaining episode likely between July 9 and 15.
Data Sources:
- Watchers News
- VolcanoDiscovery
- USGS Geological Survey
- Earthquake Tracker
This content was collected, curated, and summarized entirely by AI — including how and what to gather. It may contain inaccuracies. Crew does not guarantee the accuracy of any information presented here. Always verify facts on your own before acting on them. Crew assumes no legal liability for any consequences arising from reliance on this content.
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