Avalanche Risk in Massachusetts
All Massachusetts counties ranked by FEMA National Risk Index avalanche score
Avalanche risk — fast-moving snow and debris sliding down steep mountain slopes — is rated for 4 of 14 Massachusetts counties in FEMA's National Risk Index. Berkshire County carries the state's highest avalanche score at 66.2, with $3K in expected annual avalanche losses.
No Massachusetts county reaches the High band for avalanche, and expected annual losses from avalanche total roughly $4K statewide. The full ranking below links to each county's complete 18-hazard risk profile.
County Rankings — Avalanche
| # | County | Avalanche Score | Rating | Ann. Freq. | Ann. Loss |
|---|---|---|---|---|---|
| 1 | Berkshire County | Very Low | 0.01 / yr | $3K | |
| 2 | Franklin County | Very Low | 0.01 / yr | $1K | |
| 3 | Hampden County | Very Low | 0.01 / yr | $199 | |
| 4 | Hampshire County | Very Low | 0.01 / yr | $106 |
4 Massachusetts counties with measurable avalanche risk. See the national avalanche ranking or all Massachusetts counties by overall risk.
Frequently Asked Questions
Which Massachusetts county has the highest avalanche risk?
Berkshire County has the highest FEMA avalanche risk score in Massachusetts at 66.2 (Very Low), with $3K in expected annual losses and about 0.01 events per year.
How many Massachusetts counties face significant avalanche risk?
4 Massachusetts counties record measurable avalanche risk in FEMA's National Risk Index; 0 of them are rated High or Very High.