There were twenty-two (22) earthquakes located during the past twenty-four hours. The events were located in the southern part of Montserrat, mainly beneath the Garibaldi Hills, the Windy Hill area and the Soufriere Hills Volcano with focal depths ranging from 0-5km. The events were mainly volcano-tectonic.
One steam and ash eruption occurred at 13:17 from the July 18th vent. Most of the ash was deposited on the upper slopes of the Soufriere Hills Volcano. The eruption signal was followed by more than thirty minutes of low frequency tremor.
EDM measurements were made at all the sites today. The result for Tar River shows no change compared to the value obtained yesterday. The other baselines show negligible changes compared to previous measurements.
Visual inspection of English's Crater was made both by helicopter and from the crater rim. There are no indications of any major changes.