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AhaBulb: Stuff Everyone Should Know · ahabulb.com/pilot-water-per-day

To help prevent dehydration, how much water does the FAA suggest drinking every 24 hours?

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  1. Two to four quarts
  2. One cup
  3. Two gallons

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References

  1. PHAK FAA-H-8083-25C Chapter 17, Aeromedical Factors www.faa.gov/sites/faa.gov/files/regulations_policies/handbooks_manuals/aviation/phak/19_phak_ch17.pdf Checked 2026-10-09.

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