(BIVN) – Kīlauea volcano is not erupting, as summit seismicity remains elevated, and tiltmeters continue to show gradual inflation.
On Saturday, a flurry of earthquakes was recorded and posted on the USGS website. On a graph showing the number of earthquakes per day during the past week (blue bars), the number of earthquakes on Saturday was over 200, the highest amount all week.
The USGS Hawaiian Volcano Observatory says inflation at the summit of Kīlauea is still higher than conditions preceding the January 5, 2023, summit eruption.
The current USGS Alert Level for Kīlauea remains at ADVISORY.
UPDATE – (May 21) – From the Sunday update by the USGS Hawaiian Volcano Observatory:
Summit Observations: Summit tiltmeters are showing gradual inflation. Overall, inflation at the summit of Kīlauea is still higher than conditions preceding the January 5, 2023, summit eruption. Summit seismicity: yesterday afternoon, we had a flurry of earthquakes under the Namakani and summit regions. In addition, small flurries of earthquakes continue irregularly beneath, Keanakākoʻi Crater, and the southern margin of Kaluapele (Kīlauea caldera). Overall, rates of summit earthquakes remain elevated, and additional earthquake flurries are possible. The most recent sulfur dioxide (SO2) emission rate of approximately 151 tonnes per day was measured on May 16, 2023.