This is a questionable event.
|Start:||August 1830 ||Observed|
|Active; type of activity not specified: ||
|MaxVEI: ||2 |
Veniaminov (1840, translated by Lydia T. Black and R.H. Geoghegan, 1984), writing of a peak that may be Fisher caldera, reports that in "August, 1830, the summit of this peak exploded again, but without any other special phenomena."