That's not the whole story. The Netherlands refrains from developing its natural gas fields to their full extent and yet the damage caused by the resulting earthquakes is considerable and widespread - very much like a nuke, just over a much longer timespan:

https://www.bbc.com/news/world-europe-61901033

Russia on the other hand is largely uninhabited and its gas deposits don't require fracking - they only started testing the technology this year.