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AI.II.L.K1iFAA-S-ACS-25 · Nov 2023Knowledge

i. Other characteristics specific to the area

ACS element text (the applicant demonstrates understanding of)

Characteristics of a water surface as affected by features, such as: i. Other characteristics specific to the area

Bottom line

Obstructions may exist below the water and could be affected by tides. Except for the far north, the available bodies of water are no longer the exclusive domain of the airman.

FAA references

  1. RMH ch. 3 (p. 3-7) — FAA-H-8083-2A
  2. AIM 7-6-9 (Seaplane Safety) — AIM Basic 2/20/25 w/ Change 1 (8/7/25) & Change 2 (1/22/26)
  3. SEA ch. 1 (p. 1-2) — FAA-H-8083-23
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