An F-15 Eagle pilot is under investigation amid allegations that a Florida Air National Guard aircraft buzzed a Des Moines, Iowa, neighborhood.

The Florida National Guard confirmed Wednesday that  one of its F-15 Eagles from the 125th Fighter Wing, based at the Jacksonville International Airport, flew to Sioux City, Iowa, on Tuesday for scheduled maintenance. 

The aircraft had no reported mechanical problems, according to the Florida National Guard.

The Florida National Guard's said safety is its No. 1 priority, and a thorough investigation is under way.

The pilot has been assigned to non-flying duties during the investigation.

It's not known how low the F-15 was estimated to have flown over the houses.