Uh oh! It's apparently Reykjanes that is most likely to erupt, but seismic activity is broad. Hopefully, if one erupts, it won't be Katla, which would cause Vik a lot of problems in best-case scenarios.

https://phys.org/news/2023-07-swarm-quakes-rumble-icelandic-capital.html

Hundreds of quakes in Iceland spur volcano warning

Some 2,200 earthquakes have been recorded in the area around Iceland's capital Reykjavik the past 24 hours, signaling that a volcanic eruption could be imminent, the country's weather office said Wednesday.

Phys.org
@VaughnVernon Katla is massively overdue, especially since 2010 Eyjafjallajökull eruption.