Main Section
Run from below the Gnar Section to Idylwilde Dam.
Suggested river levels for paddling this section of the Big Thompson are between a bare minimum of 300cfs and a high of 1,100cfs.
River conditions sourced from USGS 06660000, the Laramie River At Laramie
Remember only watercraft are permitted
at Main Section.
Run Stats
Status | Too Low |
Class Level | IV+ to V |
Elevation | 7,128 ft |
Run Length | 3.0 Mi |
Streamflow Discharge | 137 cfs |
Gage Height | 4.8 ft |
Air Temperature | 67° |
River | Big Thompson |
Reporting Streamgage |
Laramie River At Laramie
USGS 06660000 |
Gauge | Streamflow | Stage |
---|---|---|
Cache La Poudre R Ab Boxelder C
USGS 06752280 |
258 cfs | 3.2 ft |
St. Vrain Creek At Lyons
USGS 06724000 |
320 cfs | 4.0 ft |
North Clear Creek Above Mouth Nr Blackhawk
USGS 06718550 |
17 cfs | 4.1 ft |
Left Hand Creek At Hover Road Near Longmont
USGS 06724970 |
6 cfs | 5.7 ft |
Big Thompson River At Mouth
USGS 06744000 |
47 cfs | 1.4 ft |
Keystone Gulch Near Dillon
USGS 09047700 |
8 cfs | 2.1 ft |
South Platte River At Englewood
USGS 06711565 |
109 cfs | 1.7 ft |
Colorado River Bl Shadow Mountain Reservoir
USGS 09015000 |
518 cfs | 3.0 ft |
St. Vrain Creek At Mouth
USGS 06731000 |
155 cfs | 2.0 ft |
South Platte River At Henderson
USGS 06720500 |
480 cfs | 4.2 ft |
Snotel Site | Snowpack | 24hr Change |
---|
Campground | Campsites | Reservations | Toilets | Showers | Elevation |
---|---|---|---|---|---|
Kelly Flats | 29 | 6,751 ft | |||
Meadow Park | None | 5,349 ft | |||
Lower Narrows | 8 | 6,470 ft | |||
Flatiron Reservoir | None | 5,483 ft | |||
Narrows | 5 | 6,470 ft | |||
Peaceful Valley | 17 | 8,552 ft | |||
Reverends Ridge - Golden Gate State Park | 106 | 9,105 ft | |||
Stove Prairie | 9 | 6,068 ft | |||
Ansel Watrous | 16 | 5,839 ft | |||
Hermit Park Open Space | None | 8,313 ft | |||
Mountain Park | 54 | 6,678 ft | |||
Dutch George | 20 | 6,520 ft | |||
Pinewood Reservoir | 22 | 6,604 ft | |||
Kelly Dahl | 46 | 8,615 ft |
Ski Area | Snowpack | Air Temperature | 5 Day Forecast |
---|---|---|---|
Eldora Mountain Resort | 24" | 54° | 0" |
Ski Estes Park (Hidden Valley) | 42" | 54° | 0" |
Echo Mountain Park | 18" | 52° | 0" |
River Run | Streamflow | Length | Class |
---|---|---|---|
Main Section | 55.3cfs | 3.0 Mi | IV+ to V |
Upper South Boulder Creek | 5.0cfs | None Mi | V+ |
Lower Boulder Canyon | 42.0cfs | None Mi | IV- to V- |
Filter Plant | 3.92cfs | None Mi | II to III+ |
Lower North Fork | 182.0cfs | 11.0 Mi | III |
Upper Narrows | 182.0cfs | 0.5 Mi | V- to V+ |
Middle Narrows | 182.0cfs | 1.0 Mi | IV to V- |
Gnar Section | 405.0cfs | 1.0 Mi | V+ |
Filter Plant | 3.92cfs | None Mi | II to III+ |
Lower Narrows | 182.0cfs | 0.5 Mi | V- to V+ |
SSV - Confluence to Picnic Grounds | 37.8cfs | 5.0 Mi | V to V+ |
Golden Whitewater Park | 3.92cfs | 0.75 Mi | II+ |
Idledale to Morrison | 11.2cfs | 3.0 Mi | IV+ to V |
Tunnel 1 to Golden Whitewater Park | 60.7cfs | None Mi | III- to III+ |
Upper Clear Creek | 60.7cfs | 2.5 Mi | IV- to IV+ |
October Hole | 37.8cfs | None Mi | II |
Rustic (Upper) | 182.0cfs | 20.0 Mi | III to III+ |
Steven's Gulch to Bridges Take Out | 182.0cfs | 12.0 Mi | III- to IV+ |
NSV | 37.8cfs | 13.0 Mi | V+ |
Upper North Fork | 27.7cfs | 9.0 Mi | IV+ to V- |
Upper South Boulder Creek | 5.0cfs | None Mi | V+ |