Does Upper Sandusky, OH need an earthquake retrofit?

Under the seismic model IBC and ASCE 7 use for new construction, Upper Sandusky is Category B. Low seismic hazard. Code requires basic seismic detailing (bracing, connections) but no special structural system restrictions. Nationally, Upper Sandusky ranks above 46% of the 4,875 cities in this dataset for seismic hazard - the 46th percentile.

Where Upper Sandusky sits in Ohio

USGS's underlying values for Upper Sandusky: 0.071g peak ground acceleration, 0.135g at short period, 0.057g at 1 second. Within Ohio alone, Upper Sandusky ranks 110 of 254 cities by seismic hazard - the 57th percentile in-state. Upper Sandusky has a population of about 6,627.

Retrofit economics for Upper Sandusky

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 Ohio 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 Ohio.

What this means for insurance

A Upper Sandusky 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 Upper Sandusky's figures come from

Upper Sandusky'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 Upper Sandusky.