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Accidents · NTSB DCA19CA091 · Final report

Boeing 737 accident near Franklin, Tennessee, February 18, 2019

On February 18, 2019, a 2000 Boeing 737, registered N3730B, was involved in an accident during enroute (descent) near Franklin, Tennessee. It was flown under scheduled airline rules (Part 121). 1 person was seriously injured and 1 person had minor injuries; 143 others were unhurt. The weather was instrument conditions (cloud, fog or low visibility).

The NTSB's probable cause their words, unchanged

an encounter with convective turbulence during descent.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
February 18, 2019
Place
Franklin, Tennessee · map
Type
Accident
Injuries
1 person was seriously injured and 1 person had minor injuries; 143 others were unhurt.
Weather
instrument conditions (cloud, fog or low visibility)
Aircraft
Boeing 737 832, built 2000 · all 737s on the register
Registration
N3730B · registry record · serial 30538
Damage
Not recorded
Flight
Flight · scheduled airline rules (Part 121)

The NTSB's narrative final · quoted from the NTSB record

On February 17, 2019, about 1804 central standard time, Delta Air Lines flight 957, a Boeing 737-800, N3730B, encountered turbulence during descent into Atlanta Hartsfield-Jackson International Airport (KATL), Atlanta, Georgia. Of the 145 passengers and crew onboard, one flight attendant sustained serious injuries and one received minor injuries. The airplane was not damaged. The flight was operating under 14 Code of Federal Regulations Part 121 as a regularly scheduled passenger flight from Bozeman Yellowstone International Airport (KBZN), Bozeman, Montana, to KATL. According to the flight crew, air traffic control informed them to expect light and occasional moderate turbulence during the descent. About 10 minutes before beginning their descent, the flight crew illuminated the seat belt sign and instructed the flight attendants (FA) to stow the carts and take their seats. Shortly after departing FL350 for FL250, and the airplane encountered two “rapid-bumps of light-moderate turbulence” at approximately FL345. The flight crew slowed the airplane and contacted the FAs and was informed that the aft FA was injured. According to the flight attendants, the flight had been routine, having experienced only occasional light turbulence. The two aft FAs had finished their meal service and secured the galley. The two FAs were making their final walkthrough of the cabin when the captain made the public address announcement to discontinue cabin service, when the turbulence was encountered. The two aft FAs reported they were thrown up to the ceiling and then came “crashing back down” onto the galley floor. One of the FAs was in intense pain after striking the floor hard and was attended to by two medically qualified passengers. The FA was moved to an empty passenger row for landing and was provided oxygen and pain medication. The flight crew declared an emergency and requested paramedics meet the flight at the gate. The FA was transported to the hospital where she was diagnosed with a fractured vertebra. Post accident examination of the weather data determined that the accident flight was in instrument meteorological conditions (IMC) in an area of convectively induced turbulence due to embedded rain shower activity when the turbulence was encountered. While there was no lightning activity around the accident site at the accident time, there were pockets of strong rain shower cells within the complex of precipitation as a whole. The area where the accident occurred was covered by AIRMET Tango that warned of moderate turbulence conditions.

The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.

The factual record from the NTSB's investigation tables, in plain English

What happened, in order

  1. Turbulence encounter during enroute (descent) defining event

The NTSB's findings

  • Environmental issues › Conditions/weather/phenomena › Turbulence › Convective turbulence › Effect on personnel

Pilot

  • Certificate: airline transport pilot
  • Ratings: multi-engine land; single-engine land; instrument: airplane
  • Flight time: 16,098 hours in all; 6,637 in this make and model; 186 in the last 90 days; 4,161 as pilot in command
  • Last flight review: September 15, 2018
  • Medical certificate: Class 1 (with waivers/limitations)
  • Seat: left
  • Injury: no injuries

Co-pilot

  • Certificate: airline transport pilot
  • Ratings: multi-engine land; single-engine land; instrument: airplane
  • Flight time: 1,308 hours in all; 83 in this make and model; 97 in the last 90 days
  • Last flight review: January 7, 2019
  • Medical certificate: Class 1 (with waivers/limitations)
  • Seat: rgt
  • Injury: no injuries

Cabin Crew

  • Flight time: 0 hours in all; 0 in this make and model
  • Medical certificate: Unknown
  • Seat: none
  • Injury: no injuries

Cabin Crew

  • Flight time: 0 hours in all; 0 in this make and model
  • Medical certificate: Unknown
  • Seat: none
  • Injury: no injuries

Cabin Crew

  • Flight time: 0 hours in all; 0 in this make and model
  • Medical certificate: Unknown
  • Seat: none
  • Injury: minor injuries

Cabin Crew

  • Flight time: 0 hours in all; 0 in this make and model
  • Medical certificate: Unknown
  • Seat: none
  • Injury: serious injuries

The aircraft

  • Airframe total time: 54,653 hours
  • Last inspection: continuous airworthiness programme, February 16, 2019
  • Maximum gross weight: 174,900 lb
  • Seats: 168
  • Landing gear: retractable
  • Engine 1: Cfm CFM56-7B26 (turbofan); 56,653 hours total
  • Engine 2: Cfm CFM56-7B26 (turbofan); 30,309 hours total
  • Operator: Delta Air Lines Inc

The flight

  • Departed from: KBZN Bozeman MT at 9:18 pm
  • Destination: KATL Atlanta GA
  • Flight plan: IFR
  • A second pilot was aboard

Weather at the time

  • Light: night
  • Wind: from 100° at 6 knots
  • Visibility: 0.2 statute miles
  • Temperature: 48°F (9°C), dew point 48°F (9°C)
  • Altimeter: 29.86 inHg

Injuries

FatalSeriousMinorNone
Cabi112
Flight crew2
Passengers139

Documents from the investigation the NTSB's docket: the evidence folder behind the report

19 documents, released by the NTSB on July 13, 2021. View them here, or download them; the NTSB redacts some personal details before release, and this site shows the NTSB's own titles rather than its file names.

The same docket at the NTSB · documents without a copy here are fetched from the NTSB when you open them.

Other NTSB records under N3730B the same tail number, which may have belonged to a different aircraft at the time

2010-06-19DCA10CA075 · accident near New York, NY · substantial damage · no injuries

Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.