| Ailette | |
|---|---|
| Origin | Sainte-Croix |
| Mouth | Oise |
| Basin countries | France |
| Length | 59.5 km (37.0 mi) |
| Source elevation | 110 m (360 ft) |
| Mouth elevation | 40 m (130 ft) |
| Avg. discharge | 3 m3/s (110 cu ft/s) at mouth |
| Basin area | 540 km2 (210 sq mi) |
The Ailette is a 59.5 km (37.0 mi) long river in the Aisne département, eastern France. Its source is at Sainte-Croix. It flows generally west-northwest. It is a left tributary of the Oise into which it flows between Manicamp and Quierzy, 30 km (19 mi) northeast of Compiègne.
On most of its course, it shares its valley with the Canal de l'Oise à l'Aisne.
This list is ordered from source to mouth: