FAA Sport Pilot Airplane (SPA)Airspace and NavigationMedium
While planning a cross-country flight, a pilot notices the route passes through an area on the sectional chart bordered by a blue dot-dash line and labeled 'NSA.' What is true about operating within this airspace?
- AThe area applies only to IFR traffic and has no effect on VFR flights
- BFlight through the area is prohibited at all times without exception
- CPilots are requested to voluntarily avoid the area, though the FAA may issue a NOTAM temporarily prohibiting flight if security conditions warrant
- DAn ATC clearance identical to Class B airspace is mandatory before entry
Show answer & explanationAnswer & explanation
Correct answer: C. Pilots are requested to voluntarily avoid the area, though the FAA may issue a NOTAM temporarily prohibiting flight if security conditions warrant
A National Security Area (NSA) is established to provide increased security for ground facilities. Flight is normally voluntary to avoid, but during heightened security concerns, the FAA can issue a NOTAM making flight through the NSA temporarily prohibited.
Why the other options are wrong
- A. NSAs apply to all aircraft, VFR and IFR alike.
- B. NSAs are not permanently prohibited; avoidance is normally voluntary.
- D. No ATC clearance is required for an NSA under normal conditions.
National Security Area (NSA)
Airspace established for security reasons around sensitive ground facilities where pilots are asked to voluntarily avoid flight.
- Depicted with a blue dot-dash line on sectional charts
- Normally voluntary avoidance, not regulatory
- FAA can issue a NOTAM making it temporarily prohibited
- Applies to all aircraft, not just IFR traffic
Memory trick: NSA = 'Nicely Steer Away' — it's polite, unless a NOTAM makes it mandatory