| Lac-à-la-Tortue Water Aerodrome | |
| Tc: | CSU7 |
| Type: | Public |
| Operator: | Bel Air Laurentian Aviation Inc |
| City-Served: | Grand-Mère, Quebec |
| Location: | Lac-à-la-Tortue |
| Timezone: | EST |
| Summer: | EDT |
| Elevation-F: | 427 |
| Coordinates: | 46.6167°N -72.6258°W |
| Pushpin Map: | Canada Quebec#Canada |
| Pushpin Label: | CSU7 |
| Pushpin Map Caption: | Location in Quebec |
| R1-Number: | n/a |
| R1-Length-F: | n/a |
| R1-Length-M: | n/a |
| R1-Surface: | Water |
| Footnotes: | Source: Water Aerodrome Supplement |
Lac-à-la-Tortue Water Aerodrome is located on Lac-à-la-Tortue, 2.6NM east of Grand-Mère, Quebec, Canada and is open from May until October. The first aircraft to land here was in 1919 and it is Canada's first seaplane base.[1]
The airport is classified as an airport of entry by Nav Canada and is staffed by the Canada Border Services Agency (CBSA). CBSA officers at this airport can handle general aviation aircraft only, with no more than 15 passengers.