Río Sarapullo
| Río Sarapullo | ||
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| Data | ||
| location |
 Ecuador
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| River system | Río Esmeraldas | |
| Drain over | Río Toachi → Río Blanco → Río Esmeraldas → Pacific Ocean | |
| Headwaters | Northern flank of the Illinois Norte Volcano in the Cordillera Occidental 0 ° 38 ′ 0 ″ S , 78 ° 44 ′ 2 ″ W |
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| Source height | approx. 4150 m | |
| muzzle |
Río Toachi coordinates: 0 ° 22 ′ 19 ″ S , 78 ° 54 ′ 54 ″ W 0 ° 22 ′ 19 ″ S , 78 ° 54 ′ 54 ″ W. |
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| Mouth height | approx. 960 m | |
| Height difference | approx. 3190 m | |
| Bottom slope | approx. 68 ‰ | |
| length | approx. 47 km | |
| Catchment area | approx. 390 km² | |
| Left tributaries | Río Verde | |
The Río Sarapullo is a 47 km long right tributary of the Río Toachi in northwest Ecuador .
River course
The Río Sarapullo has its source on the northern flank of the 5126 m high Illinois Norte volcano in the Cordillera Occidental . The headwaters are at an altitude of about 4150 m . The Río Sarapullo flows mainly in a north-westerly direction through the mountains. It forms the border between the provinces of Cotopaxi and Pichincha along its entire length . Finally it flows into the Río Toachi. The Toachi Dam is located below the confluence of the Río Sarapullo with the Río Toachi . This was built as part of the Toachi-Pilatón hydropower project .
Catchment area
The Río Sarapullo drains an area of around 390 km². The catchment area extends over a length of 15 km along the ridge of the Cordillera Occidental. It extends from the Corazón Volcano in the north to the Illinois Volcano in the south.