Table 2. Accident rate analysis for GA and air taxi in CONUS (2013–2017)

5 year accident rate (2013-2017) Reduction in rate for ADS-B In Estimate of avoided accidents in 5 year period
Fleet method ADS-B In Unequipped
Mid-air 0 0.30 NSS2)
Weather 3.69 6.64 44% 26
CFIT 0 0.56 100% 5
CFIT & weather 0.12 0.58 81% 4
Combined (fatal) 3.80 (0.22) 8.08 (1.98) 53% (89%) 38 (18)
Flight hour method ADS-B In Unequi-pped
Mid-air 0 0.30 NSS
Weather 4.04 6.61 39% 21
CFIT 0 0.56 100% 5
CFIT & weather 0.12 0.58 NSS
Combined (fatal) 4.16 (0.25) 8.04 (1.98) 48% (88%) 32 (14)