Does New Rochelle, NY need an earthquake retrofit?

New Rochelle carries Seismic Design Category B under USGS's ASCE 7-16 model. 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 New Rochelle sits at the 64th percentile for seismic hazard among 4,875 US cities.

New Rochelle by the numbers

USGS's underlying values for New Rochelle: 0.178g peak ground acceleration, 0.289g at short period, 0.06g at 1 second. Within New York alone, New Rochelle ranks 33 of 170 cities by seismic hazard - the 81th percentile in-state. New Rochelle has a population of about 85,512.

What a retrofit costs in New Rochelle

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 New York 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 New York.

Earthquake insurance for a New Rochelle home

A New Rochelle 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 New Rochelle's figures come from

New Rochelle'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 New Rochelle.