Avalanche Risk in New Jersey
All New Jersey 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 21 New Jersey counties in FEMA's National Risk Index. Warren County carries the state's highest avalanche score at 41.2, with $371 in expected annual avalanche losses.
No New Jersey county reaches the High band for avalanche, and expected annual losses from avalanche total roughly $593 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 | Warren County | Very Low | 0.01 / yr | $371 | |
| 2 | Sussex County | Very Low | 0.01 / yr | $175 | |
| 3 | Morris County | Very Low | 0.01 / yr | $33 | |
| 4 | Passaic County | Very Low | 0.01 / yr | $14 |
4 New Jersey counties with measurable avalanche risk. See the national avalanche ranking or all New Jersey counties by overall risk.
Frequently Asked Questions
Which New Jersey county has the highest avalanche risk?
Warren County has the highest FEMA avalanche risk score in New Jersey at 41.2 (Very Low), with $371 in expected annual losses and about 0.01 events per year.
How many New Jersey counties face significant avalanche risk?
4 New Jersey counties record measurable avalanche risk in FEMA's National Risk Index; 0 of them are rated High or Very High.