New eruption at Kilauea volcano, Aviation Color Code raised to Red, Hawaii

New eruption at Kilauea volcano, Aviation Color Code raised to Red, Hawaii

A new eruption began at Kilauea volcano's Halema‘uma‘u crater at approximately 01:20 UTC on September 30, 2021 (15:20 HST, September 29). As a result, the USGS Hawaiian Volcano Observatory (HVO) raised the Volcano Alert Level for ground-based hazards…

Elevated seismicity and deformation at the summit of Mauna Loa volcano, Hawaii

Elevated seismicity and deformation at the summit of Mauna Loa volcano, Hawaii

While the largest volcano on Earth — Mauna Loa is not erupting, rates of deformation and seismicity at the summit remain slightly elevated and above long-term background levels. Other Mauna Loa monitoring data streams show no significant change in deformation rates…