The Alaska Volcano Observatory (AVO) has raised the Aviation Color Code for Cleveland volcano to Yellow and the Volcano Alert Level to Advisory at 21:44 UTC on March 20, 2021. Satellite detections of increased volcanic gas emissions and elevated surface temperatures…
A small explosion was detected at Cleveland volcano by regional infrasound sensors at about 06:32 UTC on June 2, 2020 (22:32 AKST, June 1). No other significant activity was detected and local monitoring stations are offline. A small ash plume was observed at 6.7…
Heavy overnight storms in Ohio, U.S. triggered a major flood in Cleveland on Sunday, March 29, 2020. According to the National Weather Service (NSW), the Cuyahoga River reached 6.6 m (21.6 feet), which is considered to be a major flood and also its seventh-highest…
Satellite data from the past day suggest that slow effusion of lava may have begun in the summit crater. Thus, the Alaska Volcano Observatory (AVO) is increasing the Aviation Color Code to ORANGE and the Volcano Alert Level to WATCH on November 8, 2019. Highly…
The USGS has registered a shallow M1.5 earthquake under Lake Erie, near Cleveland, Ohio at 02:28 UTC on June 17, 2019, making it the third quake in the area in just 7 days. It comes 7 days after rare M4.0 hit the same region and 1 day after M1.9. Over 8 000 people…
A new lava dome was observed in the summit crater of Cleveland volcano prompting the Alaska Volcano Observatory to upgrade the Color Code/Alert Level to ORANGE/WATCH on January 17, 2019. No explosive activity has been detected or observed in seismic or infrasound…
A short-lived explosion was detected at Cleveland volcano early December 29, 2018. Ash cloud was reported rising up to 5.2 km (17 000 feet) above sea level. The Aviation Color Code remains Orange since December 12. Local seismic sensors recorded a short-lived…
The Alaska Volcano Observatory has raised the Aviation Color Code for Cleveland volcano from Yellow to Orange on June 26, 2018, after detection of small lava flow inside summit crater. The last detected explosive activity at Cleveland volcano occurred May 5, 2018….
A small explosion took place at 05:49 UTC at Cleveland volcano, Alaska on May 5, 2018. A small ash cloud was produced rising up to 6.7 km (22 000 feet) above sea level, drifting to the southeast. A few small earthquakes were also recorded at the volcano during the…
Unrest continues at Alaska's Cleveland volcano following a small explosion detected in seismic and infrasound data at 14:57 UTC on March 2, 2018 The event generated a small volcanic cloud that drifted to the ENE at an altitude of approximately 4.5 km (15 000…
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