Airprox/TCAS alert/loss of separation/(near) midair collisions — CADORS occurrences
Transport Canada CADORS occurrences in the Airprox/TCAS alert/loss of separation/(near) midair collisions category.
23,191Total occurrences
By year
- 1992: 1
- 1993: 189
- 1994: 192
- 1995: 233
- 1996: 237
- 1997: 429
- 1998: 414
- 1999: 564
- 2000: 644
- 2001: 791
- 2002: 814
- 2003: 684
- 2004: 983
- 2005: 1,170
- 2006: 1,024
- 2007: 1,134
- 2008: 1,243
- 2009: 1,131
- 2010: 1,074
- 2011: 974
- 2012: 985
- 2013: 659
- 2014: 467
- 2015: 475
- 2016: 655
- 2017: 619
- 2018: 708
- 2019: 734
- 2020: 332
- 2021: 481
- 2022: 591
- 2023: 697
- 2024: 721
- 2025: 863
- 2026: 279
Recent occurrences
- 2026Q2093 · 2026-05-22 · Incident · 4NM WEST OTTAWA / GATINEAU QC (CYND)
- 2026O1311 · 2026-05-22 · Incident · TORONTO / BILLY BISHOP TORONTO CITY AIRPORT ON (CYTZ) · TORONTO / BILLY BISHOP TORONTO CITY AIRPORT ON (CYTZ)
- 2026Q2079 · 2026-05-19 · Incident · 20NM MONTRÉAL / PIERRE ELLIOTT TRUDEAU INTL QC (CYUL)
- 2026Q2037 · 2026-05-18 · Incident · ROUYN-NORANDA QC (CYUY) · ROUYN-NORANDA QC (CYUY)
- 2026O1306 · 2026-05-17 · Incident · LONDON ON (CYXU) · LONDON ON (CYXU)
- 2026Q2077 · 2026-05-17 · Incident · MAIRE intersection
- 2026O1292 · 2026-05-16 · Incident · 9NM TORONTO / LESTER B. PEARSON INTL ON (CYYZ)
- 2026P1251 · 2026-05-15 · Incident · PITT MEADOWS BC (CYPK) · PITT MEADOWS BC (CYPK)
- 2026C2855 · 2026-05-14 · Incident · 6230N / 10430W
- 2026P1304 · 2026-05-14 · Incident · PITT MEADOWS BC (CYPK) · PITT MEADOWS BC (CYPK)
- 2026A0744 · 2026-05-14 · Incident · 4641N / 06548W
- 2026P1297 · 2026-05-14 · Incident · VANCOUVER HARBOUR BC (Water) (CYHC) · VANCOUVER HARBOUR BC (Water) (CYHC)
- 2026P1261 · 2026-05-13 · Incident · XUBEP Intersection
- 2026Q2048 · 2026-05-13 · Incident · 4806N / 07524W
- 2026C2857 · 2026-05-13 · Incident · EDMONTON INTL AB (CYEG) · EDMONTON INTL AB (CYEG)
- 2026C2858 · 2026-05-13 · Incident · EDMONTON INTL AB (CYEG) · EDMONTON INTL AB (CYEG)
- 2026A0713 · 2026-05-13 · Incident · 8NM HALIFAX / STANFIELD INTL NS (CYHZ)
- 2026Q2044 · 2026-05-13 · Incident · CHICOUTIMI / ST-HONORÉ QC (CYRC) · CHICOUTIMI / ST-HONORÉ QC (CYRC)
- 2026Q1983 · 2026-05-13 · Incident · ST-JEAN QC (CYJN) · ST-JEAN QC (CYJN)
- 2026P1259 · 2026-05-13 · Incident · XUBEP Interscetion
- 2026C2818 · 2026-05-12 · Incident · 5114N / 11418W
- 2026P1203 · 2026-05-11 · Incident · ABBOTSFORD BC (CYXX) · ABBOTSFORD BC (CYXX)
- 2026O1248 · 2026-05-11 · Incident · 2NM LONDON ON (CYXU)
- 2026P1223 · 2026-05-11 · Incident · PENTICTON BC (CYYF) · PENTICTON BC (CYYF)
- 2026O1278 · 2026-05-11 · Incident · KITCHENER / WATERLOO ON (CYKF) · KITCHENER / WATERLOO ON (CYKF)
Occurrence counts reflect reporting activity and traffic volume, not a measure of relative safety. Source: Transport Canada — CADORS, under the Open Government Licence – Canada.