Brown Deer, WI: what USGS's seismic model says

Under the seismic model IBC and ASCE 7 use for new construction, Brown Deer is 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 Brown Deer sits at the 18th percentile for seismic hazard among 4,875 US cities.

How Brown Deer compares

The raw figures: peak ground acceleration 0.035g, short-period spectral response 0.072g, 1-second spectral response 0.047g. Among 157 Wisconsin cities in this dataset, Brown Deer ranks 71 for seismic hazard, the 55th percentile within the state. About 12,527 people live in Brown Deer, Wisconsin.

Retrofit economics for Brown Deer

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

Earthquake insurance for a Brown Deer home

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 Brown Deer address.

More on how this number was built

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