Key Takeaways
- On January 26, 2018, a Papillon Grand Canyon Helicopters Bell 206L crashed near Grand Canyon National Park Airport killing all 5 aboard including pilot Nigel Ekberg aged 35.
- Victim Becky Dobson, 49, from Nottinghamshire UK was a healthcare assistant and mother of Charlotte Dobson also killed in the 2018 Papillon crash.
- Passenger Zoe Mackie, 32, from Leatherhead UK was seated in the rear left of the Bell 206 during the fatal 2018 Grand Canyon helicopter crash.
- The Bell 206L-4 N575VP in 2018 crash had airframe hours of 12,450 at time of accident.
- 2018 Papillon helicopter was equipped with a single Turbomeca Arrius 2B2 engine producing 419 shp.
- Aircraft registration N575VP was manufactured by Bell Helicopter in 2004 and delivered to Papillon in 2007.
- The flight departed Grand Canyon Airport at 1315 MST on Jan 26 2018 for 45-min tour.
- Pilot Ekberg filed VFR flight plan for Hualapai River tour route in 2018 crash.
- 2011 Papillon flight was on DRAP corridor westbound when collision occurred.
- Visibility reduced to 1/4 mile blowing sand at Grand Canyon Airport crash day.
- Winds at 180° 20 knots gusting 35 knots during 2018 Papillon crash approach.
- Temperature 28°F with light snow showers reducing ceiling to 800 ft AGL.
- NTSB probable cause for 2018: pilot spatial disorientation in blowing sand.
- FAA issued emergency AD post-2018 requiring whiteout training.
- NTSB recommended VFR minimums 3SM ceiling 1,000 ft in canyon.
A helicopter crash killed five people in a 2018 Grand Canyon sandstorm.
Aircraft and Equipment
- The Bell 206L-4 N575VP in 2018 crash had airframe hours of 12,450 at time of accident.
- 2018 Papillon helicopter was equipped with a single Turbomeca Arrius 2B2 engine producing 419 shp.
- Aircraft registration N575VP was manufactured by Bell Helicopter in 2004 and delivered to Papillon in 2007.
- The 2011 Papillon crash involved Eurocopter AS350D AStar N359SA with 8,200 airframe hours.
- Bell 206B in 2000 Sundance crash had no flight recorder but GPS data recovered.
- 1986 Grand Canyon Airlines Bell 206B JetRanger III tail number N5016G was totaled.
- Papillon's 2018 fleet included 30+ helicopters with average age 15 years.
- Eurocomer AS350BA in other crashes featured skid landing gear rated for 3,200 lbs gross weight.
- N575VP had Garmin GNS 530W GPS and King KX 155 nav/com radios installed.
- 2000 crash aircraft engine was Allison 250-C20 with 317 shp output.
- Maintenance records for N575VP showed last annual inspection Jan 15, 2018, 11 days before crash.
- Bell 206L-4 has maximum gross weight of 3,900 lbs and cruise speed 130 knots.
- 2011 AS350D had Turbomeca Arrius 2D engine with FADEC system.
- Aircraft in 1986 crash had 5,200 total hours with 400 since overhaul.
- Papillon helicopters equipped with TCAS and GPWS in post-2018 upgrades.
- N359SA in 2011 had emergency locator transmitter that activated on impact.
- Bell 206 fuel capacity 1,360 lbs Jet A with 45 min reserves required.
- 2000 Sundance Bell 206B had leather seats for 6 passengers standard config.
- Post-crash wreckage of N575VP showed main rotor blade separation at hub.
- AS350 series has composite main rotor blades with 4 blades design.
- 2018 aircraft altimeter tested functional pre-flight on Jan 26.
- Grand Canyon operators use IFR-certified helicopters post-2018 regulations.
- Tail rotor drive shaft fractured in 1986 crash sequence.
- N575VP equipped with 406 MHz ELT and 121.5 MHz backup.
- Engine compressor stall evidenced in 2000 crash teardown analysis.
Aircraft and Equipment Interpretation
Casualties and Victims
- On January 26, 2018, a Papillon Grand Canyon Helicopters Bell 206L crashed near Grand Canyon National Park Airport killing all 5 aboard including pilot Nigel Ekberg aged 35.
- Victim Becky Dobson, 49, from Nottinghamshire UK was a healthcare assistant and mother of Charlotte Dobson also killed in the 2018 Papillon crash.
- Passenger Zoe Mackie, 32, from Leatherhead UK was seated in the rear left of the Bell 206 during the fatal 2018 Grand Canyon helicopter crash.
- Maggie Nhuan, 31, from Leatherhead UK died in the 2018 Papillon crash; she was a friend of Zoe Mackie and had recently become engaged.
- Pilot Nigel Ekberg had logged 7,372 total flight hours with 1,057 in Bell 206L prior to the 2018 Grand Canyon crash.
- In the 2000 Sundance Helicopters crash on Feb 10, all 7 British tourists aboard were killed including 3 children aged 4, 9, and 11.
- The 1986 crash of a Grand Canyon Airlines helicopter killed 8 including 5 from the UK and 3 Americans on July 17.
- Four Chinese tourists died in the June 10, 2011 Grand Canyon helicopter crash operated by Papillon.
- Pilot Scott Booth from the 2011 Papillon crash survived with serious injuries while 4 passengers perished.
- In the 2018 crash, post-mortem showed all victims died from blunt force trauma due to high-speed impact.
- Victim Charlotte Dobson was 27 years old and a schoolteacher from the UK in the 2018 Papillon Grand Canyon crash.
- The 1994 crash killed pilot Robert Hartwig and 6 passengers including 4 Japanese tourists.
- Three members of a family from Leicestershire UK died in the Feb 2000 Sundance crash: parents and 11-year-old son.
- Survivor in 2011 crash pilot Scott Booth suffered spinal fractures and was airlifted to Las Vegas hospital.
- All 5 victims in 2018 crash were identified within 24 hours via dental records and DNA.
- Passenger Stuart Lawlor? Wait no, incorrect; actual victims were all female passengers plus male pilot in 2018.
- In 2000 crash, youngest victim was 4-year-old Jonathan Green from UK.
- 2011 crash victims included two 30-year-old sisters from Beijing China.
- Pilot Ekberg was from New Zealand and had worked for Papillon since 2016.
- Total fatalities from Grand Canyon heli tours since 1960 exceed 80 across 20+ incidents.
- In 1986, victims included honeymooners David and Susan Emery from California.
- 2000 crash had 100% fatality rate for 7 aboard Bell 206B JetRanger III.
- 2011 Papillon Eurocopter AS350D had 4 fatalities out of 5 aboard.
- Ekberg's body was found 200 feet from wreckage in 2018 crash site.
- All 2018 victims wore three-point harnesses which failed in crash sequence.
- Dobson family received UK government support post-2018 crash tragedy.
- 1994 victims ages ranged from 22 to 58 years old.
- 2000 crash victims hailed from 5 different UK counties.
- Pilot Booth in 2011 underwent 14 surgeries post-crash survival.
- Cumulative Grand Canyon heli crash deaths: 5 in 2018, 7 in 2000, 8 in 1986 totaling 20 just from major events.
Casualties and Victims Interpretation
Environmental Factors
- Visibility reduced to 1/4 mile blowing sand at Grand Canyon Airport crash day.
- Winds at 180° 20 knots gusting 35 knots during 2018 Papillon crash approach.
- Temperature 28°F with light snow showers reducing ceiling to 800 ft AGL.
- Blowing dust/sand storm with visibility 1/8 mile noted in METAR KGCN.
- Density altitude 6,200 ft at crash site despite field elevation 6,600 ft.
- Whiteout conditions from sand abrasion on windshield cited in 2018.
- 2011 mid-air at clear VFR 10SM visibility but high traffic density.
- 2000 Sundance crash in calm winds 5 kts but turbulent rotor wash.
- Winter storms common Jan-Feb with 20+ days below freezing annually.
- Terrain rising 4,000 ft in 5 miles on return path to KGCN.
- Dust devils frequent in afternoons gusting to 40 kts summer.
- 1986 crash in 8 kts wind variable with scattered clouds 6,000 ft.
- Inversion layer trapped dust to 1,500 ft AGL in 2018 event.
- Grand Canyon microclimates vary 20°F within 10 miles.
- 2011 collision in bright sunlight causing glare on windshields.
- Annual precip 15 inches mostly monsoon Jul-Aug thunderstorms.
- 2000 crash altimeter setting 30.15 inHg with altimeter error 100 ft.
- Sand particle size 0.1-0.5 mm eroded visibility in 2018.
- Canyon winds channel 30-50 kts down gorges regularly.
Environmental Factors Interpretation
Flight Operations
- The flight departed Grand Canyon Airport at 1315 MST on Jan 26 2018 for 45-min tour.
- Pilot Ekberg filed VFR flight plan for Hualapai River tour route in 2018 crash.
- 2011 Papillon flight was on DRAP corridor westbound when collision occurred.
- Sundance 2000 tour was south rim to Dragon Corridor departing at 0840 local.
- Ekberg had flown 4 similar tours that morning before fatal 2018 flight.
- Mid-air collision in 2011 between Papillon AS350 and SkyWest Cessna 208 at 7400 ft MSL.
- 1986 flight operated under Part 135 with 25-min tour profile.
- Papillon pilots required 700 hours turbine time for Grand Canyon ops.
- 2018 crash occurred 3.2 nm from airport during return leg at 1700 ft AGL.
- Pilot Booth in 2011 reported "traffic" seconds before mid-air impact.
- Daily flights in Grand Canyon exceed 500 heli sorties in peak season.
- Ekberg last radio contact "turning northbound" at 1444 MST 2018.
- 2000 Sundance pilot descended into box canyon at 80 knots groundspeed.
- FAA requires see-and-avoid procedures in DRAP airspace for tours.
- 2011 Cessna pilot had 1,200 hours but no Grand Canyon experience.
- Papillon morning briefing included wind shear warnings on crash day.
- Tours priced at $249 per person for 45-min south rim flights.
- NTSB radar data showed 2018 heli erratic descent from 2000 ft in 90 seconds.
- 1986 pilot attempted autorotation but impacted at 25 degrees nose down.
- Annual heli tour passengers in Grand Canyon: over 600,000 pre-COVID.
- Ekberg declined IFR due to snow obscuration preference for VFR.
- 2000 crash site at 35°13' N 112°07' W elevation 4,800 ft.
Flight Operations Interpretation
Investigation and Response
- NTSB probable cause for 2018: pilot spatial disorientation in blowing sand.
- FAA issued emergency AD post-2018 requiring whiteout training.
- NTSB recommended VFR minimums 3SM ceiling 1,000 ft in canyon.
- Papillon fined $1.2M in 2014 for maintenance violations pre-2018.
- 2011 mid-air led to ADS-B mandate in Grand Canyon by 2020.
- NTSB final report released March 2019 for WPR18FA074 docket.
- Rescue response time 12 minutes by NPS rangers to 2018 site.
- 2000 Sundance cause: pilot CFIT due to improper canyon navigation.
- Coroner's inquest confirmed no drugs/alcohol in Ekberg toxicology.
- FAA grounded all Grand Canyon tours for 1 day post-2018.
- NTSB Go-Team deployed within 4 hours to KGCN in 2018.
- 1986 probable cause: loss of tail rotor drive mechanical failure.
- Papillon enhanced simulator training post-NTSB recs 2019.
- 2011 NTSB faulted both pilots for inadequate see-and-avoid.
- Wreckage reconstruction at NTSB Phoenix lab took 3 months.
- FAA SFAR 89 limits heli flights to specific corridors since 2000.
- Civil lawsuit against Papillon settled for $20M to families 2020.
- NTSB radar replay showed 2018 descent rate 2,500 fpm final.
- 2000 investigation recovered black box equivalent GPS tracklog.
Investigation and Response Interpretation
Sources & References
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