Jackson Seaplane Base
IS79 has 1 runway. The longest is 9/27 at 7,250 ft × 2,500 ft (water).
FAA NASR data, cycle 2026-09-03
IS79 field elevation is 890 ft MSL. The standard traffic pattern altitude at IS79 is 1,890 ft MSL (1,000 ft AGL).
FAA NASR data, cycle 2026-09-03
Check IS79 against your personal minimums, plan a route to it, and see the best runway for the current wind — free.
No, IS79 is a non-towered airport.
IS79 has 1 runway (9/27). The longest runway is 7,250 feet.
IS79 uses the standard traffic pattern altitude of 1,000 feet AGL — about 1,890 feet MSL at a field elevation of 890 feet.
IS79 (Jackson Seaplane Base) has a field elevation of 890 feet MSL.
IS79 (Jackson Seaplane Base) is located in Crystal Lake, IL.