Does Ramsey, MN need an earthquake retrofit?

USGS's ASCE 7-16 seismic design model - the same standard building codes use - places Ramsey in Seismic Design Category A: Lowest seismic design category. Building code requires no seismic-specific detailing here beyond ordinary construction practice. Rank it against the rest of the country and Ramsey sits at the 4th percentile for seismic hazard among 4,875 US cities.

How Ramsey compares

USGS's underlying values for Ramsey: 0.022g peak ground acceleration, 0.048g at short period, 0.024g at 1 second. Within Minnesota alone, Ramsey ranks 107 of 155 cities by seismic hazard - the 31th percentile in-state. Ramsey has a population of about 28,999.

What a retrofit costs in Ramsey

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 Minnesota 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 Minnesota.

What this means for insurance

A Ramsey 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 Ramsey's figures come from

Ramsey'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 Ramsey.