Filter Plant


Filter Plant is THE beginner run in Northern Colorado.

Suggested river levels for paddling this section of the Cache La Poudre River are between a bare minimum of 350cfs and a high of 2,000cfs. River conditions sourced from USGS 06752280, the Cache La Poudre R Ab Boxelder C Remember only watercraft are permitted at Filter Plant.

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Whitewater Rapids

Obstacles on the river run
Mad Dog
Class II to III

Area Hydrology

Gauge Streamflow Stage
Cache La Poudre R A Mo Of Cn
USGS 06752000
834 cfs 4.3 ft
St. Louis Creek Near Fraser
USGS 09026500
37 cfs 1.7 ft
Big Thompson River At Mouth
USGS 06744000
49 cfs 1.4 ft
Joe Wright Creek Above Joe Wright Reservoir
USGS 06746095
14 cfs 4.5 ft
South Platte R At 64Th Ave. Commerce City
USGS 06714215
314 cfs 3.0 ft
Cherry Creek Below Cherry Creek Lake
USGS 06713000
5 cfs 4.2 ft
Moffat Water Tunnel At East Portal
USGS 09022500
182 cfs 2.1 ft
North Fork Cache La Poudre R. At Livermore
USGS 06751490
25 cfs 7.3 ft
First Cr Ab 96Th Ave
USGS 06720480
1 cfs ft
Big Thompson River At Loveland
USGS 06741510
120 cfs 1.7 ft
Snotel Site Snowpack 24hr Change

Outdoor Recreation

Campground Campsites Reservations Toilets Showers Elevation
Curt Gowdy State Park None 7,593 ft
Boulder County Fairground None 4,974 ft
Flatiron Reservoir None 5,483 ft
Pinewood Reservoir 22 6,604 ft
South Bay - Horsetooth Reservoir None 5,435 ft
Carter Lake - South Side Campgrounds None 5,711 ft
Ansel Watrous 16 5,839 ft
Inlet Bay - Horsetooth Reservoir None 5,437 ft
Carter Lake - North Side Campgrounds None 5,792 ft
Vedauwoo 28 8,288 ft
Meadow Park None 5,349 ft
Ski Area Snowpack Air Temperature 5 Day Forecast
River Run Streamflow Length Class
SSV - Confluence to Picnic Grounds 37.8cfs 5.0 Mi V to V+
Main Section 55.3cfs 3.0 Mi IV+ to V
Upper Narrows 182.0cfs 0.5 Mi V- to V+
Filter Plant 3.92cfs None Mi II to III+
NSV 37.8cfs 13.0 Mi V+
Upper North Fork 27.7cfs 9.0 Mi IV+ to V-
Lower Boulder Canyon 42.0cfs None Mi IV- to V-
Gnar Section 405.0cfs 1.0 Mi V+
Lower North Fork 182.0cfs 11.0 Mi III
Upper South Boulder Creek 5.0cfs None Mi V+
Filter Plant 3.92cfs None Mi II to III+
Middle Narrows 182.0cfs 1.0 Mi IV to V-
Lower Narrows 182.0cfs 0.5 Mi V- to V+
Upper South Boulder Creek 5.0cfs None Mi V+
October Hole 37.8cfs None Mi II
Steven's Gulch to Bridges Take Out 182.0cfs 12.0 Mi III- to IV+