| Zagyva | |
|---|---|
 The Zagyva near Szolnok | |
 | |
| Location | |
| Country | Hungary |
| Physical characteristics | |
| Source | Nógrád County |
| Mouth | |
• location | Tisza in Szolnok |
• coordinates | 47°10′21″N 20°12′08″E / 47.1724°N 20.2023°E |
| Length | 179 km (111 mi) |
| Basin size | 5,677 km2 (2,192 sq mi) |
| Discharge | |
| • average | 9 m3/s (320 cu ft/s) |
| Basin features | |
| Progression | Tisza→ Danube→ Black Sea |
| Tributaries | |
| • right | Galga |
The Zagyva is a river in Hungary. Its length is 179 km, and drains an area of about 5,677 km2. The source is near Salgótarján in Nógrád county. It flows through the towns of Bátonyterenye, Pásztó, Hatvan and Jászberény and flows into the Tisza at Szolnok. Average discharge at Szolnok is 9 m3/s. The Zagyva is the longest river in Hungary that has both its source and its confluence within the country's borders.