Does Seminole, TX need an earthquake retrofit?

Seminole carries Seismic Design Category A under USGS's ASCE 7-16 model. Lowest seismic design category. Building code requires no seismic-specific detailing here beyond ordinary construction practice. Nationally, Seminole ranks above 15% of the 4,875 cities in this dataset for seismic hazard - the 15th percentile.

Where Seminole sits in Texas

USGS's underlying values for Seminole: 0.053g peak ground acceleration, 0.103g at short period, 0.032g at 1 second. Within Texas alone, Seminole ranks 206 of 384 cities by seismic hazard - the 46th percentile in-state. Seminole has a population of about 7,386.

Bracing and bolting: the actual cost

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 Texas 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 Texas.

What this means for insurance

A Seminole 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 Seminole's figures come from

Seminole's Category A 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 A does and doesn't tell you about Seminole.