Appendix I: Factors influencing the data
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Data presented in this issue of the publication supersede previously published statistics.
1. The following airports with NAV CANADA flight service stations have closed. For data pertaining to the flight service station operations, please refer to the Aircraft Movement Statistics: NAV CANADA Towers and Flight Service Stations: Annual Report (TP 577) Statistics Canada catalogue 51-209-X.
- St. Anthony – the flight service station closed in December 2008.
- Kuujjuarapik – the flight service station closed in December 2008.
2. Aggregate data only are available for Tillsonburg, Ontario.
3. Aggregate data only are available for the 19 airports reported by the Manitoba Department of Highways and Transportation listed below:
4. As of 2009 aggregate data only are available for the 12 airports reported by the Kativik Regional Government in Quebec listed below.
5. In the spring of 2011, recording operations at Guelph, Ontario temporarily ceased until the new owner is established.
6. In January 2011, the airport at Nanisivik, Nunavut was closed due to cessation of mining operations. A new airport was opened at Arctic Bay, Nunavut.
Factors which may influence the data
2011
Significant winter storms struck the northeastern United States, Atlantic Canada and Britain in January 2011 forcing flight delays and cancellations. These winter storms continued to affect the northeastern United States and eastern Canada in February resulting in further flight delays and cancellations.
Hurricane Irene struck the northeastern United States and eastern Canada in August 2011 forcing numerous flight delays and cancellations.
2010
Significant winter storms struck the eastern seaboard of Canada and the United States in early February 2010, forcing flight delays and cancellations. Winter storm struck the north-eastern United States, Atlantic Canada and Britain in December 2010 resulting in numerous flight delays and cancellations.
The Vancouver 2010 Winter Olympics resulted in regular carriers scheduling additional flights and an influx of corporate jets in February 2010. Conversely, airspace restrictions and enhanced security reduced the number of movements of the smaller local carriers.
Lightning storms, combined with dry conditions, caused a rash of forest fires in northern Manitoba and Saskatchewan and in the British Columbia interior in July 2010.
2009
A major winter storm in the eastern United States and Atlantic Canada resulted in the cancellation of flights between Canadian airports and cities along the eastern seaboard.
2008
Significant winter storms struck central and eastern Canada in February and in early March 2008 forcing flight delays and cancellations.
2007
A major winter storm struck central and eastern Canada on December 16, 2007 forcing the cancellation of flights.
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