Upper Narrows


An espresso hair run usually combined with the middle and lower narrows. The main rapids are Supercollider and Whiteline, both easily scoutable from the road. At truly high flows, only those with the proper combination of expert skills and excessive foolishness should attempt this section.

Suggested river levels for paddling this section of the Cache La Poudre River are between a bare minimum of 150cfs and a high of 5,000cfs. River conditions sourced from USGS 06752000, the Cache La Poudre R A Mo Of Cn Remember only watercraft are permitted at Upper Narrows.

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Area Hydrology

Gauge Streamflow Stage
West Fork Clear Creek Abv Mouth Nr Empire
USGS 06716100
15 cfs 4.2 ft
N Frk Cache La Poudre R Blw Halligan Res Nr V Dal
USGS 06751150
66 cfs 2.7 ft
Elk Creek At Upper Station
USGS 09025300
0 cfs 5.0 ft
Big Thompson River At Mouth
USGS 06744000
65 cfs 1.5 ft
Big Dry Creek At Mouth Near Fort Lupton
USGS 06720990
33 cfs 3.8 ft
St. Vrain Creek At Mouth
USGS 06731000
122 cfs 1.6 ft
Fraser River Blw Crooked Cr At Tabernash Co
USGS 09033300
130 cfs 3.5 ft
Sand Creek At Colorado-Wyoming State Line
USGS 06659580
3 cfs 0.5 ft
Colorado River Bl Shadow Mountain Reservoir
USGS 09015000
36 cfs 1.6 ft
Harvard Gulch At Harvard Park
USGS 06711575
1 cfs 10.1 ft
Snotel Site Snowpack 24hr Change
Loveland Basin
SNOTEL 602
1" 1"
Hoosier Pass
SNOTEL 531
1" 0"
Stillwater Creek
SNOTEL 793
1" 1"
Echo Lake
SNOTEL 936
1" 0"
Jackwhacker Gulch
SNOTEL 935
1" 1"
Lake Irene
SNOTEL 565
1" 0"
Never Summer
SNOTEL 1031
1" 0"
Rawah
SNOTEL 1032
6" 0"
Crow Creek
SNOTEL 1045
1" 1"
Black Mountain
SNOTEL 1161
1" 1"
Laprele Creek
SNOTEL 571
1" 0"

Outdoor Recreation

Campground Campsites Reservations Toilets Showers Elevation
Narrows 5 6,470 ft
Jacks Gulch 56 8,100 ft
Hermit Park Open Space None 8,313 ft
Longs Peak - Rocky Mountain National Park 26 9,397 ft
Marys Lake - USBR 270 8,032 ft
West Lake 36 8,254 ft
Dutch George 20 6,520 ft
Olive Ridge 56 8,361 ft
Dowdy Lake 70 8,176 ft
Lower Narrows 8 6,470 ft
Ansel Watrous 16 5,839 ft
Peaceful Valley 17 8,552 ft
Mountain Park 54 6,678 ft
Vedauwoo 28 8,288 ft
Stove Prairie 9 6,068 ft
Meeker Park Overflow 29 8,611 ft
Kelly Flats 29 6,751 ft
Ski Area Snowpack Air Temperature 5 Day Forecast
Ski Estes Park (Hidden Valley) -1" 65° 0"
Eldora Mountain Resort -1" 66° 0"
River Run Streamflow Length Class
Upper South Boulder Creek 26.6cfs None Mi V+
October Hole 17.4cfs None Mi II
Middle Narrows 76.7cfs 1.0 Mi IV to V-
Steven's Gulch to Bridges Take Out 76.7cfs 12.0 Mi III- to IV+
Lower Narrows 76.7cfs 0.5 Mi V- to V+
Rustic (Upper) 76.7cfs 20.0 Mi III to III+
Upper South Boulder Creek 26.6cfs None Mi V+
Upper North Fork 66.2cfs 9.0 Mi IV+ to V-
Filter Plant 2.85cfs None Mi II to III+
Gnar Section 588.0cfs 1.0 Mi V+
Upper Narrows 76.7cfs 0.5 Mi V- to V+
Lower North Fork 76.7cfs 11.0 Mi III
Main Section 7.98cfs 3.0 Mi IV+ to V
NSV 17.4cfs 13.0 Mi V+
Lower Boulder Canyon 13.7cfs None Mi IV- to V-
Filter Plant 2.85cfs None Mi II to III+
SSV - Confluence to Picnic Grounds 17.4cfs 5.0 Mi V to V+