| Casimcea | |
| Pushpin Map: | Romania |
| Subdivision Type1: | Country |
| Subdivision Name1: | Romania |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Tulcea, Constanța |
| Subdivision Type3: | Villages |
| Length: | 69km (43miles) |
| Source1: | Războieni |
| Source1 Elevation: | 300m (1,000feet) |
| Mouth: | Lake Tașaul |
| Mouth Coordinates: | 44.39°N 28.553°W |
| Basin Size: | 740km2 |
| Custom Label: | River code |
| Custom Data: | XV.1.10 |
The Casimcea is a river in southeastern Romania. Near the village Piatra, it discharges into Lake Tașaul,[1] which was formerly connected with the Black Sea.[2] It flows through the villages Războieni, Casimcea, Călugăreni, Nistorești, Pantelimon de Jos, Cheia, Casian, Palazu Mic and Piatra. It discharges into Lake Tașaul near Piatra. Its length is 69km (43miles) and its basin size is 740km2.[3]
The following rivers are tributaries to the Casimcea (from source to mouth):