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RiverBrain

Chihuahua – MX Sonora – MX

Class
III+ to IV
Length
52 Mile(s)
Gradient
15 FPM
Put-in elevation
2,920 Feet
Typical season
July to December
Author
Neil Nikirk

Current Flow

Visual or unknown

No gauge reading is available for this run — check it on site.

Visual

Recommended levels

Minimum350
Average3,500
Maximum18,000

Recommended use

  • Kayaking
  • Rafting
  • Canoeing
  • SUP
  • Packrafting
  • Fishing

Struck-through craft are not recommended for this run.

Photos

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Description

This upper section of the Rio Aros has some of the best scenery and whitewater that the Yaqui watershed has to offer. This section has numerous Class III rapids and at least one Class IV. In my opinion, this would be the premiere float in the Yaqui watershed were it not for the difficult shuttle logistics. At high flows in 2014, we found many of the rapids in the upper Rio Aros to be somewhat washed out to Class II-III wave trains. There are some beautiful side canyons to hike and a couple with swimming holes where you can cool off and replenish your water supply.

Rapids

# Rapid Class Recommended flow Description Scout
1 Aros Fury III+ to IV- —–—

At high water this was a big Class III with rebound waves on the left side. It is probably much more technical and harder at lower water when there may be large waves and holes.

2 Aros Fun III- to III —–—

True to its name, this one was a fun Class III with big rolling waves at high water. At lower water there are several holes to avoid, including one just left of center. These can probably be avoided by staying close to the banks. Have fun!

3 Olas Grandes I III to IV —–—

At high water number one is big and bad looking with a wrap rock right of center at the top and some big holes in the center and left of center. We ran far left at high water to avoid any carnage, although this route still wants to push you towards the left of center hole at the bottom.

This one is worth a scout on RL because you can’t see number two from the top.

Access

Type Name Elevation Camping Water Boat ramp Vehicle access Description
Put-In El Cable 2,920 Feet No No No All Vehicles

This put-in is on the Rio Sirupa about 8 miles above the confluence with the Rio Tutuaca (forming the Rio Aros). It is accessible via rough dirt road from Madera, Chihuhuahua (about 7 hours). You can access the river below the confluence at El Refugio as well.

Take-Out Natora No Yes No 4WD Only

This small pueblo has at least one small store with very basic supplies. The road leading uphill from the river ford on RL makes a good take-out spot. Don’t miss it! The house overlooking the ford is owned by Arturo Monge who was very hospitable on our 2015 trip. There is a telephone for public use (pay for minutes used) in a residence at the end of the school nearest the river. There is road access (4X4 recommended) to Sahuaripa, generally a 4 to 5 hour drive.

Camps

No river camps added yet.

Permit

No permit is required, or permit info hasn't been added yet.

Fishing

No fish species have been associated with this run yet.

Community Run Notes

Total community notes: 1

There is an active gage on the Rio Sirupa near Huapoca which is a well upstream of the confluence with the Rio Tutuaca.

http://www.conagua.gob.mx/spr/guapoca.html

 “Real-time” flow data at the Guapoca gage on the Rio Sirupa is available in the daily Regional Reportes de Presas at: 

http://www.conagua.gob.mx/OCNO07/Contenido/Documentos/infor-diaria.pdf

Look for YAQUI in the “CUENCA” column and Guapoca in the “Estacion” column of the HIDROMETRIA table and read the flows for Guapoca in the “GASTO” column. This will be the approximate flow in cumecs (cms). Multiply by 35 for cfs. Suggested flows are from around 70 cms to 200 cms at Guapoca, although you may be comfortable boating this section at lower or higher flows.

nnikirk62 · Mar 5, 2016

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