How Likely Is a Tornado in Summit County, OH?
Summit County's tornado history, by the numbers
Summit County has recorded 18 tornado touches in NOAA's 76-year database, a rate of roughly one every 4.2 years - our Moderate band. Put another way: Summit County sees more tornado activity than 48% of US counties. Ohio has 88 counties in this dataset; Summit County ranks 33 of them by frequency.
Beyond the frequency band: violent history
14 weak and 4 significant tornadoes make up Summit County's 18-track record - none violent. NOAA has never logged an EF4 or EF5 crossing this county.
The dollar figure Summit County's rating leads to
Cost nationally: $2,890-$13,280, about $7,645 typical. Ohio has no state rebate program confirmed here; FEMA's underlying 75% cost-share exists nationwide, but applying through a state program is what usually makes it real, and none was found for Ohio this pass.
What a direct hit isn't required for
A direct hit is not required for Summit County to lose power - outbreak-wide outages across Ohio regularly reach homes and businesses well outside the actual tracks. A battery bank covers that gap without a generator's fuel and venting needs.
What this number is, and is not
One caveat before relying on Summit County's number: it is county-wide, and it covers about 413 square miles, so a single touch counts the same as one in a county a fraction of that size. Weaker pre-1990s tornadoes are also documented as undercounted in NOAA's own record. Summit County has about 538,370 residents.