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Aircraft operation rulesQuestion 88 of 351

The altimeter setting of the departure aerodrome is not obtainable. What do you set before take-off?

  1. The elevation of the aerodrome.
  2. 29.92 inches of mercury.
  3. Zero feet.
  4. The elevation of the destination.
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Correct answer: The elevation of the aerodrome.

If the setting is not obtainable, set the altimeter to the aerodrome elevation.

Source: Canadian Aviation Regulations (SOR/96-433), CAR 602.35(a) Altimeter-setting and Operating Procedures in the Altimeter-setting Region

Practice aircraft operation rules

Questions last reviewed: 18 October 2026