| Sulitsa | |
| Source1 Location: | Maydan, Verkhneuslonsky District, Volga Upland |
| Mouth: | Sviyaga |
| Mouth Location: | Kuybyshev Reservoir near Sviyazhsk |
| Mouth Coordinates: | 55.7331°N 48.7069°W |
| Subdivision Type1: | Country |
| Subdivision Name1: | Tatarstan, Russia |
| Length: | 47km (29miles) |
| Mouth Elevation: | 53m (174feet) |
| Basin Size: | 517km2 |
The Sulitsa (Russian: Сули́ца, Tatar: Сөлчә) is a river in Tatarstan, Russian Federation, a right-bank tributary of the Sviyaga. It is 47km (29miles) long, and its drainage basin covers 517km2.[1] It begins 3km (02miles) west of Maydan village of the Verkhneuslonsky District and flows to the Kuybyshev Reservoir south of Sviyazhsk. Major tributaries are the Changara, Mamatkozino, and Klyancheyka. The maximal mineralization 500–700 mg/L. The average sediment deposition at the river mouth per year is 113mm. Drainage is regulated. Since 1978 it has been protected as a natural monument of Tatarstan.