FEMA rates relative ice storm risk for Cumberland County as very high and reports FEMA annualized frequency of 1.993 per year for the area.
FEMA summary
FEMA's profile for Cumberland County reports FEMA annualized frequency of 1.993 per year for ice storm. FEMA's relative risk rating for the area is very high; the annualized frequency is a separate measure.
Hazard metrics cover FEMA county-equivalent geographies rather than individual addresses or parcels. Use local or state hazard maps before making a property, insurance, retrofit, or evacuation decision.
Select a hazard to inspect FEMA's figures for Cumberland County.
Ice Storm
FEMA combines its area-wide loss estimate and community data in this relative rating. Event frequency appears separately below.
Relative FEMA score
98.1/100
Occurrence thresholds vary by hazard. The FEMA methodology defines the value for each hazard.
The area loss estimate combines FEMA's modeled losses to buildings, population, and agriculture across Cumberland County. It is not an estimate for a home or address.
City risk summary
For Portland, FEMA rates ice storm risk for Cumberland County as very high, with a relative score of 98.1/100. The next highest relative scores are lightning at 94.8/100 and hurricane at 90.0/100.
Portland is the only covered Maine entry for ice storm risk, using FEMA data for Cumberland County. Portsmouth is about 50 straight-line miles from the Portland map point; its FEMA figures cover Rockingham County.
For homeowners and movers
Preparedness actions
Living in Portland? Learn how to handle water storage, sanitation, and security in a small space.
The map shows Portland. All FEMA figures on this page cover Cumberland County.
The FEMA figures cover Cumberland County. Address-level conditions require local maps, building records, and property details.
FEMA rates relative ice storm risk for Cumberland County as very high. Its FEMA annualized frequency is 1.993 per year. Damage at a specific address also depends on the building, soil, elevation, and exact hazard zone.
Among 1 Maine cities covered by this directory, Portland is #1 for relative ice storm risk based on FEMA's score for Cumberland County. Homes within Portland can have different soil, elevation, construction, and hazard-zone conditions.
In FEMA's data for Cumberland County, the highest relative ratings are Ice Storm (Very High), Lightning (Relatively High), and Hurricane (Relatively Moderate). FEMA uses estimated losses and community data along with event frequency when assigning these ratings.
The hazard numbers cover Cumberland County. For an individual home, check local fault, flood, fire, evacuation, and building records for the exact address.
FEMA gives Cumberland County an overall relative risk rating of relatively moderate. Conditions at a specific home depend on its hazard zones, building type, maintenance, insurance, and access to evacuation routes and emergency services.
Start with this step: Confirm the exact hazard using official local maps before making property or insurance decisions. Know how local officials issue warnings and evacuation instructions. Use Ready.gov Be Informed and local emergency guidance for a complete plan.
Distances are measured between city coordinates.
| City | Distance | Ice Storm rating | Relative score |
|---|---|---|---|
| Portsmouth, NH | 50 mi | Relatively Moderate | 75.3 |
| Manchester, NH | 76 mi | Very High | 98.9 |
| Lawrence, MA | 81 mi | Relatively High | 85.3 |
| Nashua, NH | 89 mi | Very High | 98.9 |
| Lowell, MA | 89 mi | Relatively High | 91.6 |
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Hazard metrics come from FEMA National Risk Index v1.19.0 (March 2023). City population and coordinates come from SimpleMaps US Cities Database. For current conditions, use official local maps, warnings, inspections, and professional advice.