Does Montgomery, AL need an earthquake retrofit?

USGS's ASCE 7-16 seismic design model - the same standard building codes use - places Montgomery in Seismic Design Category B: Low seismic hazard. Code requires basic seismic detailing (bracing, connections) but no special structural system restrictions. Rank it against the rest of the country and Montgomery sits at the 41th percentile for seismic hazard among 4,875 US cities.

How Montgomery compares

USGS's underlying values for Montgomery: 0.065g peak ground acceleration, 0.133g at short period, 0.076g at 1 second. Within Alabama alone, Montgomery ranks 74 of 107 cities by seismic hazard - the 31th percentile in-state. Montgomery has a population of about 195,818.

Retrofit economics for Montgomery

A full earthquake retrofit typically runs $5,000-$10,000 nationally (around $7,000 typical), driven mainly by house size and foundation type, not by Alabama specifically. California's Earthquake Brace + Bolt grant, which covers a large share of this cost, is a California-only program and does not apply in Alabama.

Earthquake insurance for a Montgomery home

A Montgomery homeowner cannot buy a standalone earthquake policy in most cases - it is added to an existing homeowners policy as an endorsement, so the place to start is a regular home-insurance quote.

Where Montgomery's figures come from

Montgomery's Category B and every number above trace to USGS's own ASCE 7-16 Design Maps service - see the methodology guide. See the category explainer for what Category B does and doesn't tell you about Montgomery.