| Stretch: | Above the Rio Quijos |
| Difficulty: | Class IV |
| Distance: | 6.1 miles |
| Flows: | No gauge. Visual only… |
| Gradient: | 112 fpm on Cosanga, 72 fpm on Quijos |
| Put-in: | Footbridge off of E45 |
| Take-out: | Bridge #4 in Borja |
| Shuttle: | 11 miles on good road |
| Season: | Year round |
| Featured in Video Eighty-Two | |