Does Corning, NY need an earthquake retrofit?

Under the seismic model IBC and ASCE 7 use for new construction, Corning is Category B. Low seismic hazard. Code requires basic seismic detailing (bracing, connections) but no special structural system restrictions. That puts Corning in the 34th percentile nationally for seismic hazard - higher than 34% of the 4,875 US cities USGS was checked against here.

Where Corning sits in New York

The raw figures: peak ground acceleration 0.056g, short-period spectral response 0.114g, 1-second spectral response 0.043g. Among 170 New York cities in this dataset, Corning ranks 161 for seismic hazard, the 5th percentile within the state. About 10,605 people live in Corning, New York.

Bracing and bolting: the actual cost

Outside California, no state-level retrofit grant equivalent to Brace + Bolt could be found for New York. A typical retrofit still runs $5,000-$10,000 nationally, about $7,000 for a common single-family job.

What this means for insurance

Outside California, earthquake coverage is typically sold as an endorsement added to a standard homeowners policy, not a separate product - worth asking about directly when getting a home-insurance quote for a Corning address.

More on how this number was built

The methodology guide covers exactly how USGS's public design-maps API produced Corning's numbers. The guide to what a Seismic Design Category actually means covers why a category is never a substitute for an engineer's assessment of one specific house.