ST CATHARINES/NIAGARA DISTRICT
ST CATHARINES,
The airport designated CYSN (St Catharines/Niagara District) is publicly owned, serving St Catharines, Canada. Across 3 runways, the longest is 06/24 at 5,000 by 150 feet of asphalt; the field also has Runway 01/19 at 2,500 by 75 feet of asphalt and Runway 11/29 at 2,000 by 75 feet of asphalt.
FAA sources carry only limited detail for fields outside the United States, so pilots should refer to the national aeronautical publications for current procedures and frequencies.
Field elevation is 321 feet above mean sea level.