The eruption ( a VEI 5 event ) was the most significant volcanic eruption Catastrophe to occur Presence in the contiguous 48 U.S. states since the much smaller 1915 eruption Catastrophe of Lassen Peak in California .

A maximum snow depth of was recorded Recording on 1 December in the Peak District , Sheffield , Doncaster , the Cotswold Hills and the Forest of Dean .

The shock Catastrophe was centered Placing in The Forest of Nisene Marks State Park approximately northeast of Santa Cruz on a section of the San Andreas Fault System and was named Name_conferral for the nearby Loma Prieta Peak in the Santa Cruz Mountains .

The loss Earnings_and_losses of the San Matteo Peak constituted a loss Earnings_and_losses of face to imperial Austria , and reinforcements Cause_change_of_strength were immediately sent Sending to the region while the Italians were still organizing Arranging their defence Defending on the top of the peak .