10-13F-6: AIRCRAFT NOISE ZONES:
   A.    Established: The following aircraft noise zones are hereby established as part of this title. These zones apply to the following airports: Minneapolis-St. Paul International and South St. Paul municipal airports.
Aircraft buffer zone DNL < 60
   B.    Boundaries: The boundaries of the aircraft noise zones are as delineated on the overlay district map of the city zoning map. (Ord. 1121, 11-28-2005)