ryan.short@LIGO.ORG - posted 16:50, Tuesday 29 July 2025 (86090)
Very Large Earthquake; H1 Down for the Time Being
A large M8.7 earthquake off the coast of Petropavlovsk-Kamchatsky, Russia (USGS link) tripped most seismic systems in the corner and many suspensions. This one is off several charts. H1 will be down for a while.