St-Mathias Seaplane Base
Daylight today(Jul 14, 2026, local time)
About 15h 22m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About St-Mathias Seaplane Base
This is a list of airports in Quebec. It includes all Nav Canada certified and registered water and land airports, aerodromes and heliports in the Canadian province of Quebec. Airport names in italics are part of the National Airports System.
Summary from Wikipedia, photo via Wikimedia Commons, licensed under CC BY-SA.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (0)
No runway data recorded for this airport.
Airspace in this area(14)
| Name | Class | Type | Floor | Ceiling |
|---|---|---|---|---|
| ST-JEAN, QC TA | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| T616 AIRWAY | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| MONTREAL FIR CAE | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| T662 AIRWAY | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| T680 AIRWAY | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| MONTREAL FIR CAE | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| T781 AIRWAY | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| BROMONT, QC TA | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| T614 AIRWAY | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| T737 AIRWAY | Class B | Controlled | 12500 ft MSL | 18000 ft MSL |
| MONTR�AL, QC TCA XPNDR MANDTRY | Class C | Controlled | 2000 ft MSL | 3000 ft MSL |
| MONTR�AL, QC TCA XPNDR MANDTRY | Class C | Controlled | 5000 ft MSL | 12500 ft MSL |
| MONTR�AL, QC TCA XPNDR MANDTRY | Class C | Controlled | 3000 ft MSL | 5000 ft MSL |
| T614 AIRWAY | Class E | Controlled | 2200 ft GND | 12500 ft MSL |
Approximate bounding-box match from OpenAIP · all Canada airspace. Reference only — consult official charts for exact boundaries and status.
Tall obstacles nearby
| Obstacle | Height AGL | Top (MSL) | Lit |
|---|---|---|---|
| Obstacle | — | 115 ft | — |
| Obstacle | — | 82 ft | — |
| Obstacle | — | 174 ft | — |
| Obstacle | — | 102 ft | — |
| Obstacle | — | 102 ft | — |
| Obstacle | — | 151 ft | — |
| Obstacle | — | 115 ft | — |
| Obstacle | — | 92 ft | — |
Tallest obstacles within ~10 nm. Data via OpenAIP. Reference only — consult official charts.
Nearby airports
Great-circle distance and true bearing from St-Mathias Seaplane Base.
Frequently asked questions
Where is St-Mathias Seaplane Base located?
St-Mathias Seaplane Base is seaplane base located in Canada, at an elevation of 25 ft (8 m).
What time zone is St-Mathias Seaplane Base in?
St-Mathias Seaplane Base is in the America/Toronto time zone (UTC-04:00).
What is the magnetic variation at St-Mathias Seaplane Base?
The magnetic variation (declination) at St-Mathias Seaplane Base is approximately 13.8° W, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near St-Mathias Seaplane Base?
The nearest airport to St-Mathias Seaplane Base is St-Mathias Airport (CSP5), about 0.5 nm to the ese, followed by Bouthillier Airport and Grant Airport.
Is the information on this page suitable for flight planning?
No. St-Mathias Seaplane Base data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.