Does West Monroe, LA need an earthquake retrofit?

USGS's ASCE 7-16 seismic design model - the same standard building codes use - places West Monroe 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 West Monroe sits at the 40th percentile for seismic hazard among 4,875 US cities.

West Monroe by the numbers

The raw figures: peak ground acceleration 0.064g, short-period spectral response 0.132g, 1-second spectral response 0.079g. Among 59 Louisiana cities in this dataset, West Monroe ranks 4 for seismic hazard, the 95th percentile within the state. About 12,476 people live in West Monroe, Louisiana.

What a retrofit costs in West Monroe

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

Insuring against this, not just retrofitting

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 West Monroe address.

More on how this number was built

The methodology guide covers exactly how USGS's public design-maps API produced West Monroe'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.