Colorado - 12. Big Sur

Colorado, Colorado, US


12. Big Sur (Cameo / Lucky 7)

Usual Difficulty III (for normal flows)
Length 0.1 Miles
Avg. Gradient 15 fpm

SUPing Bg Sur

SUPing Bg Sur
Photo by Peter Holcombe taken 06/08/17

Gauge Information

Name Range Difficulty Updated Level
usgs-09095500 18000 - 25000 cfs III 00h29m 1230 cfs (too low)

River Description

Big Sur on the Colorado is a unique feature that occurs when flows reach 20,000cfs.  High flows are provided by coordinated reservoir operations upstream, and are intended to support endangered fish in the Grand Valley. 

Lat/longitude coords are approximate.

Reaches of the Colorado River:
01. Hot Sulphur Springs to Hwy 40 bridge (Byers Canyon) (CO, IV)
02. Gore Canyon (CO, IV-V)
03. Pumphouse campground to Rancho Del Rio (Pumphouse) (CO, III)
04. Hanging Lake Exit 125 (I-70) to Shoshone Power Plant Exit 123 (I-70) (Barrel Springs) (CO, IV-V [V+])
05. Shoshone Power Plant, Exit 123 (I-70) to Grizzly Creek, Exit 121 (I-70) (Shoshone) (CO, III-IV)
06. Cameo Dam (Big Sur / Lucky 7) (CO, III)
07. Loma to Westwater (Ruby / Horsethief Canyons) (CO-UT, II)
08. Westwater to Rose Ranch (Westwater Canyon) (UT, I-IV)
09. Cisco (Rose Ranch) to Moab (Professor Valley) (UT, I-III)
10. Moab to Powell Reservoir (Cataract Canyon) (UT, I-IV)
11. Lees Ferry to Lake Mead (Grand Canyon) (AZ, I-V)
12. Black Canyon (AZ-NV, I)

StreamTeam Status: Not Verified
Last Updated: 2017-06-09 05:08:59


Rapid Descriptions

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Associated Projects

  • Basin Non-Consumptive Needs Assesments (CO)
    AW is working to define stream-flows that meet recreational boating needs across Colorado. In both the Colorado and Yampa River Basin's, AW has helped develop baseline data for whitewater recreation