Navigating Charts

The aircraft is West. The aircraft is East. The aircraft is South.

3000 1700 4000

Class G airspace — surface up to but not including 700 feet MSL; Class E airspace — 700 feet to 14,500 feet MSL. Class G airspace — surface up to but not including 18,000 feet MSL. Class G airspace — ...

Class E airspace from the surface to 1,200 feet MSL. Class D airspace from the surface to the floor of the overlying Class E airspace. Class G airspace from the surface up to but not including 700 feet AGL.

Class B. Class C. Class D.

3,000 feet MSL. 3,100 feet MSL. at the surface.

  notes on the border of the chart. the Chart Supplement. the Notices to Airmen (NOTAM) publication.