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4 Apr 20124:39 reconstruction6K views

F/A-18 Declares Minimum Fuel Over St. Louis

📅April 4, 2012✈️F/A-18🏷️F/A-18 Fuel Emergency Tests St. Louis ATC🏷️Incident / Emergency
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F/A-18 Fuel Emergency Tests St. Louis ATC

On April 4, 2012, a U.S. Navy F/A-18 was approaching the St. Louis area when deteriorating weather, a missed approach and dwindling fuel turned a routine arrival into an emergency that required close coordination between the pilot and controllers.

The aircraft was operating as Empire 11 and was being guided toward Spirit of St. Louis Airport. Weather conditions became unsuitable, and controllers redirected the fighter toward Scott Air Force Base. During the approach to Scott, radio communication with the aircraft was temporarily lost.

When communications were restored, controllers learned that the F/A-18 had missed the approach. The pilot reported minimum fuel. Another approach was attempted, but the weather again prevented a normal landing. The aircraft was redirected a second time, this time toward Lambert-St. Louis International Airport, where conditions were reported to be somewhat better.

The problem had now changed character. A weather diversion had become a fuel emergency. The aircraft had already used fuel while attempting approaches and while moving between airports. The controller handling the fighter therefore had to find a way to give the aircraft the best possible chance of reaching a usable runway.

The pilot declared an extreme fuel emergency. Controller Steve Clark worked surrounding traffic and cleared airspace around the F/A-18. The fighter was allowed to climb to approximately 10,000 feet, a maneuver intended to preserve fuel and increase the aircraft's available range.

At the same time, controller Kevin Cook concentrated on the emergency aircraft and provided an improvised surveillance approach into the St. Louis area. The approach was not a routine sequence conducted under normal conditions; it was assembled around the aircraft's immediate needs.

The fighter reached Lambert with roughly five minutes of fuel remaining, according to the contemporary controller account. That margin was extremely small compared with the time and fuel normally available during an airline or military arrival.

The significance of the incident is not that controllers somehow created fuel. They could not. Their contribution was to remove obstacles from the fighter's path, manage the surrounding traffic and provide a usable approach while the pilot conserved the remaining fuel.

The event also shows how weather can become a fuel-management problem. Each missed or diverted approach consumes time, and for a fast military aircraft operating near minimum fuel, the available margin can disappear rapidly.

The public record does not establish a mechanical problem with the F/A-18. The documented chain is weather deterioration, communication loss, missed approaches, minimum fuel, emergency declaration and a successful landing at Lambert.

“minimum fuel”

Research and reconstruction

Flight Follower Editorial Team

This reconstruction was researched from official investigation records where they exist, the original air traffic control recording, and contemporary reporting. The aircraft movement, timeline and written account were assembled independently by Flight Follower. Where an investigation is open or no probable cause has been published, the account says so rather than offering one.

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Accident Facts

Date
April 4, 2012
Aircraft
F/A-18
Event
F/A-18 Fuel Emergency Tests St. Louis ATC
Category
Incident / Emergency
Timeline
April 4, 2012
Empire 11, a U.S. Navy F/A-18, approached Spirit of St. Louis Airport.
1.
Weather deterioration
The aircraft was redirected toward Scott Air Force Base.
2.
During the approach
Radio communication was temporarily lost.
3.
After communications returned
Controllers learned the aircraft had missed the approach and had minimum fuel.
4.
Second approach
Weather again prevented a normal landing.
5.
Emergency
The pilot declared an extreme fuel emergency.
6.
Airspace management
Controllers cleared surrounding traffic and allowed the fighter to climb to conserve fuel and gain range.
7.
Final approach
Kevin Cook provided an emergency surveillance approach toward Lambert.
8.
Landing
The F/A-18 landed with approximately five minutes of fuel remaining.
9.
The successful outcome depended on a shrinking set of options being managed carefully. Weather removed one airport, then another. Fuel removed the luxury of waiting. The controllers' job became making sure the last remaining option stayed available.
10.
The five-minute figure is an estimate of remaining fuel, not a claim that the aircraft landed with exactly five minutes of fuel measured by an instrument. It is the approximate figure reported in the controller award material. The number is useful because it shows how little margin remained after the weather-related diversions.
11.
The controllers' contribution was also highly structured. Clark was not simply clearing the sky. He had to manage other aircraft while creating a usable corridor for Empire 11. Cook had to continue communicating with the fighter and construct an approach that matched the emergency circumstances.
12.
The event ended without a reported crash, but the margin was narrow enough that the outcome depended on preserving the aircraft's remaining range.
13.

Sources

Audio from the original air traffic control recording, sourced from public recordings and released investigation records. The reconstruction, animation and written account are our own.
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