Southwest Airlines Flight Triggers Low Altitude Warning After Reportedly Flying 525 Feet Over Oklahoma Town

“An air traffic controller alerted the crew of Southwest Airlines Flight 4069 that the aircraft had descended to a low altitude,” the FAA tells PEOPLE in a statement

A Southwest Airlines flight is being investigated by the Federal Aviation Administration after it flew at an abnormally low altitude over Oklahoma.

Flight 4069 was flying over Yukon, Okla. when it reached a low altitude of 525 feet on Wednesday, June 19, CNN reports. Air traffic controllers at Will Rogers World Airport in Oklahoma City were alerted that the aircraft was getting too low after it triggered a Minimum Safe Altitude Warning, according to the FAA.

“After an automated warning sounded, an air traffic controller alerted the crew of Southwest Airlines Flight 4069 that the aircraft had descended to a low altitude nine miles away from Will Rogers World Airport in Oklahoma City,” the FAA tells PEOPLE in a statement. “The FAA is investigating the incident that occurred around 12:05 a.m. local time on Wednesday, June 19.”

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During the flight, an air traffic controller reportedly asked the pilot, “You good out there?” after alerting them of the plane’s low altitude, CNN reports.

In a statement from Southwest, the airline confirmed that the aircraft, a Boeing 737-800, landed safely at the Oklahoma City airport.

“Southwest is following its robust Safety Management System and is in contact with the Federal Aviation Administration to understand and address any irregularities with the aircraft’s approach to the airport,” the airline added. “Nothing is more important to Southwest than the Safety of our Customers and Employees.”

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In December 2022, a United Airlines Boeing 777 reached a low altitude of 800 feet as it was flying over the Pacific Ocean on its way to Maui, Hawaii.

It was later determined in August 2023 by the National Transportation Safety Board that the incident was a result of pilot error.

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The NTSB report states that the Boeing 777 made a dramatic drop due to “the flight crew’s failure to manage the vertical flightpath, airspeed, and pitch altitude.”

In the conclusion of the report, it was confirmed that the incident occurred because of a “miscommunication” between the two pilots about the “captain’s desired flap setting” during takeoff.

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