Arroyo Quillay
| Arroyo Quillay | ||
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| Data | ||
| location | Uruguay | |
| River system | Río de la Plata | |
| Drain over | Arroyo Malo (Río Negro) → Río Negro → Río Uruguay → Río de la Plata → Atlantic | |
| source | north of Piedra Sola | |
| muzzle | in the Arroyo Malo coordinates: 32 ° 4 ′ 12 ″ S , 56 ° 12 ′ 53 ″ W 32 ° 4 ′ 12 ″ S , 56 ° 12 ′ 53 ″ W.
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| Left tributaries | Pajas Blancas | |
The Arroyo Quillay is a river in Uruguay .
It rises on the border of the departments of Tacuarembó and Paysandú in the Cuchilla de Haedo north of Piedra Sola . From there it runs east through Tacuarembó until it flows into the Arroyo Malo as a right tributary a few kilometers south of Paso de Pérez .