Tamsa River
| Tamsa River | |
|---|---|
| Location | |
| Country | India | 
| State | Madhya Pradesh, Uttar Pradesh | 
| Physical characteristics | |
| Source | |
| • location | Maihar tehsil, Maihar district, Kaimur Range, Madhya Pradesh | 
| • elevation | 610 m (2,000 ft) | 
| Mouth | Ganges | 
|  • location | About 30 km SE of Prayagraj | 
|  • coordinates | 25°16′31″N 82°04′59″E / 25.27528°N 82.08306°E | 
| Length | 264 km (164 mi) | 
| Basin size | 16,860 km2 (6,510 sq mi) | 
The Tamsa River or the Tons River is a major tributary of the Ganges flowing through the Indian states of Madhya Pradesh and Uttar Pradesh.