| Airport ICAO Code: | CYSL | 
| Airport IATA Code: | YSL | 
| Longitude/Latitude: | W 067° 50' 05.00"/N 47° 09' 27.00" -67.834722/47.157501  | 
| Elevation: | 793 ft / 241.71 m | 
| Location: | St. Leonard, New Brunswick, Canada | 
| Magnetic Variation: | W 18°22.3' (2008-04) | 
| Time Zone: | UTC-4(-3DT) | 
| Type | Name | Freq 1 | Freq 2 | Freq 3 | Freq 4 | Freq 5 | 
|---|---|---|---|---|---|---|
| Air Route Traffic Control Center | BOSTON CNTR | 124.75 M | 239.05 M | |||
| Radio | QUEBEC RDO | 126.7 M | ||||
| Unicom Or CTAF/Unicom | CTAF/UNICOM | 122.7 M | 
| Dimension: | 4000 x 100 ft / 1219.2 x 30.5 m | 
| Surface: | Asphalt, asphaltic concrete, tar macadam, or bitumen bound macadam. | 
| Runway 18 | Runway 36 | |
|---|---|---|
| Longitude: | -67.839547 / W 067° 50' 22.37" | -67.833072 / W 067° 49' 59.06" | 
| Latitude: | 47.162331 / N 47° 09' 44.39" | 47.152297 / N 47° 09' 08.27" | 
| End Elevation: | 785.0 ft | 788.0 ft | 
| Alignment: | 175.0 | 355.0 | 
| Slope: | 0.1 | -0.1 | 
| Touchdown Zone Elev.: | 785.0 | 793.0 | 
| Lighting System 1: | Pilot Controlled Lighting | Pilot Controlled Lighting | 
| Lighting System 2: | Medium Intensity Runway Lighting System | Medium Intensity Runway Lighting System | 
| Lighting System 3: | PAPI - Precision Approach Path Indicator | Runway End Identifier Lights | 
| Lighting System 4: | PAPI - Precision Approach Path Indicator | 
| Fuel - (NC-100LL - Ltd hr, call out charge may be levied.) | 
| Lighting - ACTIVATE-MIRL, PAPI Rwy 18-36 and REIL Rwy 36-CTAF. PAPI Rwy 18-36, abbreviated unit for acft with eye-to-wheel hgt up to 10'. | 
| Miscellanouis - Ltd win maint. Rwy 36 slopes down 0.45%. |