Lightning Odds Are 1 in 1,222,000 a Year. Ranger Roy Sullivan Was Struck Seven Times.

The National Weather Service puts the odds of an American being struck by lightning in a given year at 1 in 1,222,000.

Roy C. Sullivan, a park ranger in Shenandoah National Park in Virginia, was struck seven times between 1942 and 1977. Guinness World Records holds him under “most lightning strikes survived.”

Seven is not a rounding of “a lot.” Each one has a date.

National Parks Traveler, which wrote up Sullivan in 2008, cautions that the strike-by-strike tallies in wide circulation are marred by inaccuracies picked up in the retelling, so the list that follows is the one Guinness World Records publishes under its own name.

The seven

April 1942. Sullivan took shelter from a thunderstorm in a fire lookout tower. The tower had no lightning rod. It caught fire, he went outside, and the strike burned a half-inch strip down his right leg and blew a hole through his shoe at the toe.

July 1969. Struck while driving his truck. It knocked him unconscious, burned his eyebrows and destroyed his wristwatch.

July 1970. Struck in his garden. His left shoulder was seared.

April 1972. Struck at a guard station. His hair caught fire.

August 1973. Struck in his vehicle. His hair burned again and his legs were seared.

June 1976. Struck on a walk. His ankle was injured and his hair burned once more.

June 25, 1977. He was fishing. The bolt hit his head and burned his chest and stomach, and The Weather Network’s account of that day adds that it set his hair on fire, which the Guinness entry does not.

That is the ledger. Thirty-five years, seven entries, one man, all survived.

The arithmetic, and where it breaks

Taken as independent events, meaning each strike has no bearing on the next, the National Weather Service annual figure compounds.

One in 1,222,000, seven times over, gives roughly one in 4 followed by 42 zeros. That is our own calculation from the published annual figure, and it is worth printing for exactly one reason.

It is wrong.

Not the multiplication. The assumption underneath it.

What the number actually assumes

The 1 in 1,222,000 figure is an average across the whole United States population, built by the National Weather Service from estimated lightning deaths and injuries averaged over 2009 to 2018. The same source puts the odds over an 80-year lifetime at 1 in 15,300.

An average across a population is a statement about a crowd, not about a person. It quietly assumes everyone in that crowd is exposed the same way, and nobody is.

Sullivan spent the thirty-five years between his first strike and his last in and around a mountain park in Virginia, in a region that gets a serious thunderstorm season, in a job that sent him out in weather rather than indoors away from it. He was a Shenandoah ranger for 36 years beginning in 1940, and six of the seven strikes happened inside the park, National Parks Traveler reported in 2008.

Multiply an office worker’s annual odds by seven and the result is so small it means nothing. Multiply the odds for a man working outdoors in a mountain park in storm season, decade after decade, and the exercise stops being about luck at all.

The population average is not the price. Exposure is the price.

Why the record exists at all

Guinness World Records lists him under most lightning strikes survived, and its account gives each strike a month, a year, a place and an injury.

The record is for the most strikes on record, not the most strikes that have ever happened to anyone.

Sullivan is the record holder because he is the documented one.

What seven strikes cost a body

The injuries in the file are specific and they do not read like a cartoon.

Burns down a leg, a hole in a shoe, eyebrows gone, hair on fire at a guard station. Across the seven events the Guinness entry lists a burned leg, burned eyebrows, a seared shoulder, hair set alight in three separate strikes, seared legs, an injured ankle, and burns to the chest and stomach.

Lightning does not need to kill to change a life. The National Weather Service’s own page on victims says some survivors suffer lifelong neurological damage.

Sullivan lived with the reputation as well as the injuries.

He died in 1983.

A table for a million people

A risk table describes what happens to a million people. It says nothing about what happens to one of them, and it never claimed to.

The gap between those two statements is where every argument about premiums, ratings and “that would never happen to me” actually lives. Sullivan sat in that gap for thirty-five years with a mountain park, a storm season, and a job description.

The odds said one in 1,222,000 a year. The man said seven.