Does Lincoln Park, MI need an earthquake retrofit?

USGS's ASCE 7-16 seismic design model - the same standard building codes use - places Lincoln Park 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 Lincoln Park sits at the 32th percentile for seismic hazard among 4,875 US cities.

How Lincoln Park compares

USGS's underlying values for Lincoln Park: 0.054g peak ground acceleration, 0.107g at short period, 0.047g at 1 second. Within Michigan alone, Lincoln Park ranks 26 of 153 cities by seismic hazard - the 84th percentile in-state. Lincoln Park has a population of about 38,774.

Retrofit economics for Lincoln Park

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 Michigan 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 Michigan.

What this means for insurance

A Lincoln Park 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 Lincoln Park's figures come from

Lincoln Park'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 Lincoln Park.