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
Grand River Ditch At La Poudre Pass
USGS 09010000
-999 cfs 0.0 ft
Laramie River Near Bosler
USGS 06661585
1,950 cfs 5.9 ft
Boulder Cr At North 75Th St Nr Boulder
USGS 06730200
34 cfs 4.7 ft
Laramie River Near Glendevey
USGS 06657500
34 cfs 0.9 ft
First Cr Ab 96Th Ave
USGS 06720480
1 cfs ft
Elk Creek At Upper Station
USGS 09025300
0 cfs 4.9 ft
West Fork Clear Creek Abv Mouth Nr Empire
USGS 06716100
17 cfs 4.3 ft
Cache La Poudre R A Mo Of Cn
USGS 06752000
72 cfs 2.9 ft
St. Vrain Creek Below Longmont
USGS 06725450
-999,999 cfs ft
Crow Creek At 19Th Street
USGS 06755960
3 cfs 1.6 ft
Snotel Site Snowpack 24hr Change
carr 0.6 s, co
SNOTEL CO-WE-127
1.58" 0"
nederland 4.2 e, co
SNOTEL CO-BO-233
4.68" 2.68"
erie 1.7 wnw, co
SNOTEL CO-BO-285
0.64" 0"
erie 1.7 wnw, co
SNOTEL CO-BO-455
0.72" 0"
highlands ranch 3.2 ese, co
SNOTEL CO-DG-74
2.17" 0"
laramie 1se
SNOTEL ADFW4
0.79" 0.21"
parker 3.5 wnw, co
SNOTEL CO-DG-292
1.18" 0"
florissant 5.0 n, co
SNOTEL CO-TL-19
0.62" 0.09"
wellington 3.7 wnw, co
SNOTEL CO-LR-918
1.69" 0"
Hourglass Lake
SNOTEL 1122
41" 6"
aurora south
SNOTEL EAGC2
0.86" 0"
Copeland Lake
SNOTEL 412
10" 4"
allens park 1.5 ese, co
SNOTEL CO-BO-22
12.21" 7.12"
loveland 2.7 e, co
SNOTEL CO-LR-687
1.79" 0"
firestone
SNOTEL FSNC2
0.14" 0"
fort collins 4.2 s, co
SNOTEL CO-LR-758
1.94" 0"
denver 6.1 wsw, co
SNOTEL CO-JF-3
0.35" 0"
golden 12.5 nw, co
SNOTEL CO-JF-331
3.71" 2.56"
boulder 1.6 s, co
SNOTEL CO-BO-14
1.07" 0.99"
lafayette 2.3 nw, co
SNOTEL CO-BO-290
1.34" 0"
loveland 2.3 nw, co
SNOTEL CO-LR-854
4.56" 3.82"
Jackwhacker Gulch
SNOTEL 935
39" 3"
colorado springs 6.9 ne, co
SNOTEL CO-EP-282
0.68" 0"
franktown 3e
SNOTEL FNKC2
0.94" 0"
fort collins 0.9 n, co
SNOTEL CO-LR-849
3.15" 2.71"
black forest 6wnw
SNOTEL BKFC2
1" 0"
ward 4.6 ne, co
SNOTEL CO-BO-202
11.48" 6.42"
niwot 2.3 w, co
SNOTEL CO-BO-248
0.67" 0"
evergreen 5 w, co
SNOTEL CO-CC-2
5.48" 3.83"
evergreen 2.0 ese, co
SNOTEL CO-JF-395
3.84" 2.77"
bellvue 5.9 w, co
SNOTEL CO-LR-4
5.28" 3.53"
nederland 3.7 ene, co
SNOTEL CO-BO-296
5.43" 2.94"
estes park 3.3 ssw, co
SNOTEL CO-LR-247
7.49" 3.73"
estes park 1.8 s, co
SNOTEL CO-LR-767
6.5" 3.31"
lafayette 0.8 wsw, co
SNOTEL CO-BO-266
1.35" 0"
thornton 2.1 n, co
SNOTEL CO-AD-100
0.26" 0"
denver 8 ssw, co
SNOTEL CO-DN-30
0.99" 0"
hygiene,co
SNOTEL HGIC2
0.66" 0"
highlands ranch 0.6 sse, co
SNOTEL CO-DG-176
2.03" 0"
monument 3s
SNOTEL DMDC2
0.81" 0"
evans
SNOTEL ENSC2
0.53" 0"
rollinsville 1.7 e, co
SNOTEL CO-GL-25
3.69" 2.36"
lakewood 1.7 sw, co
SNOTEL CO-JF-333
0.47" 0"
boulder 2.2 nw, co
SNOTEL CO-BO-452
2.23" 1.87"
University Camp
SNOTEL 838
55" 4"
aspen springs amrad
SNOTEL ASIC2
3.7" 2.65"
boulder 2.1 w, co
SNOTEL CO-BO-437
1.53" 1.22"
elizabeth #2
SNOTEL ELAC2
1.12" 0"
bailey
SNOTEL BLYC2
3.18" 1.1"
windsor 3.0 sse, co
SNOTEL CO-WE-507
1.01" 0"
aurora 2.1 ese, co
SNOTEL CO-AR-313
0.5" 0"
black forest 3.8 w, co
SNOTEL CO-EP-396
1.07" 0"
lafayette 0.4 wsw, co
SNOTEL CO-BO-8
1.24" 0"
cheyenne wfo
SNOTEL CYSW4
1.95" 1.65"
evergreen 6.5 wsw, co
SNOTEL CO-CC-1
6.02" 4.06"
berthoud
SNOTEL ERTC2
1.63" 1.33"
fort collins 1.1 wnw, co
SNOTEL CO-LR-863
3.51" 2.97"
fort collins 5.5 s, co
SNOTEL CO-LR-1100
3.84" 3.27"
fcl 1.7 sw, co
SNOTEL CO-LR-320
3.97" 3.34"
fort collins 9.6 se, co
SNOTEL CO-LR-630
1.66" 0"
fort collins 4.9 n, co
SNOTEL CO-LR-1020
2.44" 2.13"
nederland 5.8 e, co
SNOTEL CO-BO-57
4.54" 2.66"
livermore 9.9 wsw, co
SNOTEL CO-LR-897
5.22" 3.74"
estes park 1.8 sse, co
SNOTEL CO-LR-987
6.43" 3.25"
longmont 5.1 e, co
SNOTEL CO-WE-302
0.24" 0"
aurora 4.0 sse, co
SNOTEL CO-AR-259
0.42" 0"
la porte 10.0 nnw, co
SNOTEL CO-LR-567
3.42" 3.18"
virginia dale 7.2 ssw, co
SNOTEL CO-LR-672
4.86" 3.73"
fcl 3.0 w, co
SNOTEL CO-LR-284
3.84" 3.18"
lov 3.4 s, co
SNOTEL CO-LR-472
2.65" 2.06"
fcl 2.55 ne, co
SNOTEL CO-LR-340
2.76" 2.36"
fort collins 3.4 n, co
SNOTEL CO-LR-653
2.76" 2.36"
parker 2.1 wnw, co
SNOTEL CO-DG-146
0.82" 0"
nederland 0.4 wnw, co
SNOTEL CO-BO-322
5.74" 3.27"
glen haven 1.2 n, co
SNOTEL CO-LR-868
5.65" 2.58"
boulder 1.8 w, co
SNOTEL CO-BO-491
1.53" 1.22"
laporte 1.4 nw, co
SNOTEL CO-LR-761
2.93" 2.46"
littleton 6.4 w, co
SNOTEL CO-JF-212
1.44" 1.19"
longmont 8.2 ese, co
SNOTEL CO-WE-203
0.12" 0"
fort collins 5.4 wsw, co
SNOTEL CO-LR-623
5.32" 4.46"
laramie 7sse
SNOTEL CMBW4
0.93" 0.33"
greeley 3.9 ene, co
SNOTEL CO-WE-3
0.52" 0"
estes park 10.5 se, co
SNOTEL CO-LR-1019
9.48" 6.28"
greeley 2.6 w, co
SNOTEL CO-WE-171
0.59" 0"
lakewood 2.2 ese, co
SNOTEL CO-JF-179
1.41" 0"
longmont 3.3 sw, co
SNOTEL CO-BO-507
0.51" 0"
Berthoud Summit
SNOTEL 335
59" 6"
fort collins 3.9 nne, co
SNOTEL CO-LR-112
2.32" 0"
monument 2.1 ene, co
SNOTEL CO-EP-17
1.21" 0"
fort collins 2.8 w, co
SNOTEL CO-LR-1009
3.93" 3.29"
nederland 2.61 nne, co
SNOTEL CO-BO-75
6.13" 3.25"
fort collins 1.2 nne, co
SNOTEL CO-LR-1137
3.02" 2.59"
fcl 1.7 se, co
SNOTEL CO-LR-295
3.4" 2.91"
wheat ridge 2.8 wsw, co
SNOTEL CO-JF-290
0.34" 0"
broomfield 2.3 ssw, co
SNOTEL CO-JF-72
1.3" 0"
westminster 1.6 ne, co
SNOTEL CO-AD-153
1" 0"
evergreen 1.3 nne, co
SNOTEL CO-JF-424
3.68" 2.84"
franktown 3.6 ese, co
SNOTEL CO-DG-293
1.22" 0"
denver 0.4 e, co
SNOTEL CO-DN-175
0.43" 0"
arvada 3.5 wnw, co
SNOTEL CO-JF-457
0.53" 0"
longmont 1.8 ene, co
SNOTEL CO-BO-352
0.38" 0"
fort collins
SNOTEL FORC2
3.19" 2.72"
nederland 4.8 ene, co
SNOTEL CO-BO-110
4.98" 2.77"
cripple creek,co
SNOTEL CRIC2
0.07" 0"
Wild Basin
SNOTEL 1042
43" 0"
fort collins 4.6 n, co
SNOTEL CO-LR-762
2.53" 2.2"
greeley 4.6 wnw, co
SNOTEL CO-WE-318
0.65" 0"
Bear Lake
SNOTEL 322
57" 8"
woodland park 1.1 nnw, co
SNOTEL CO-TL-28
0.11" 0.05"
Windy Peak
SNOTEL 872
34" -1"
georgetown
SNOTEL GEOC2
4.14" 2.84"
wellington 0.4 nw, co
SNOTEL CO-LR-952
1.7" 0"
longmont 3.0 sw, co
SNOTEL CO-BO-435
0.48" 0"
littleton 6.0 w, co
SNOTEL CO-JF-376
0.26" 0.13"
evergreen 4.2 sse, co
SNOTEL CO-JF-157
4.54" 3.17"
evergreen
SNOTEL EVGC2
3.45" 2.63"
cabin creek
SNOTEL GCRC2
20.91" 4.1"
Crow Creek
SNOTEL 1045
12" 0"
black forest 3.9 nne, co
SNOTEL CO-EP-66
1.06" 1.05"
Laprele Creek
SNOTEL 571
31" 2"
fcl 3.0 sw, co
SNOTEL CO-LR-391
4.4" 3.7"
arvada 4.7 w, co
SNOTEL CO-JF-455
0.5" 0"
ralston reservoir
SNOTEL GDNC2
2.39" 2.25"
jamestown 2.5 sse, co
SNOTEL CO-BO-343
6.12" 3.61"
Phantom Valley
SNOTEL 688
20" 3"
longmont 1.8 e, co
SNOTEL CO-BO-361
0.34" 0"
conifer 5.7 sw, co
SNOTEL CO-JF-222
3.78" 1.72"
erie 1.5 nne, co
SNOTEL CO-WE-511
0.16" 0"
castle rock 1.7 ssw, co
SNOTEL CO-DG-62
0.91" 0.89"
lafayette 2.5 nw, co
SNOTEL CO-BO-222
0.4" 0"
boulder 2.9 s, co
SNOTEL CO-BO-4
0.96" 0"
loveland 2.4 nw, co
SNOTEL CO-LR-676
4.56" 3.82"
fort collins 2.8 wsw, co
SNOTEL CO-LR-75
4.19" 3.52"
aurora 7.3 se, co
SNOTEL CO-AR-207
0.69" 0"
boulder 4.7 ene, co
SNOTEL CO-BO-220
0.55" 0"
berthoud 4.4 wsw, co
SNOTEL CO-LR-922
3.24" 2.91"
westminster 2.3 sse, co
SNOTEL CO-AD-225
1.17" 0"
lyons 4.8 n, co
SNOTEL CO-LR-50
6.67" 5.46"
englewood #2
SNOTEL ENLC2
0.54" 0"
boulder 2.0 w, co
SNOTEL CO-BO-380
1.43" 1.13"
loveland 1.5 n, co
SNOTEL CO-LR-40
3.95" 3.31"
broomfield 3.2 nne, co
SNOTEL CO-BR-32
0.69" 0"
colorado springs 7ne
SNOTEL CSEC2
0.53" 0"
boulder 1.9 se, co
SNOTEL CO-BO-30
0.7" 0"
wellington 0.8 sw, co
SNOTEL CO-LR-1008
1.71" 0"
highlands ranch 1.1 ene, co
SNOTEL CO-DG-165
1.96" 0"
eaton 1.8 se, co
SNOTEL CO-WE-441
0.54" 0"
boulder 1.5 wnw, co
SNOTEL CO-BO-490
1.41" 1.17"
red feather 5.9 ne, co
SNOTEL CO-LR-329
5.57" 3.71"
fcl 2.2 nw, co
SNOTEL CO-LR-273
3.22" 2.7"
cr66
SNOTEL GEYC2
0.62" 0"
buford 4se
SNOTEL BFDW4
2.6" 2.07"
aurora 5 se
SNOTEL AUOC2
0.49" 0"
fort collins 3.7 s, co
SNOTEL CO-LR-885
3.81" 3.26"
gross reservoir
SNOTEL GRRC2
2.96" 2.16"
loveland 3.0 nne, co
SNOTEL CO-LR-104
2.07" 1.51"
windsor 3.8 wsw, co
SNOTEL CO-LR-845
1.73" 0"
lyons 0.3 nne, co
SNOTEL CO-BO-146
4.7" 4.13"
cheyenne 7ne
SNOTEL GRAW4
1.9" 1.62"
boulder 1.5 nnw, co
SNOTEL CO-BO-496
1.01" 0"
nunn 1.2 ene, co
SNOTEL CO-WE-345
2.01" 0"
hudson 4.8 wsw, co
SNOTEL CO-WE-187
0.42" 0"
cheesman
SNOTEL CHEC2
1.02" 0"
loveland 2.8 wnw, co
SNOTEL CO-LR-1109
4.93" 4.16"
estes park 1.7 w, co
SNOTEL CO-LR-1115
6.41" 2.99"
erie 1.6 ne, co
SNOTEL CO-WE-209
0.14" 0"
estes park,co
SNOTEL ETSC2
5.8" 2.92"
fort lupton 7.4 nw, co
SNOTEL CO-WE-326
0.11" 0"
peyton 8.5 wsw, co
SNOTEL CO-EP-371
1.29" 0"
fcl 5.6 e, co
SNOTEL CO-LR-393
2.6" 0"
gleneagle 0.4 wnw, co
SNOTEL CO-EP-61
1.02" 0"
niwot 0.7 nnw, co
SNOTEL CO-BO-338
0.55" 0"
fcl 2.3 nw, co
SNOTEL CO-LR-311
3.29" 2.75"
rollinsville 1.1 ssw, co
SNOTEL CO-GL-17
12.99" 2.67"
highlands ranch 2.5 ssw, co
SNOTEL CO-DG-178
1.9" 0"
colorado springs 10 ne
SNOTEL CMHC2
0.89" 0"
fcl 7.9 ene, co
SNOTEL CO-WE-250
2.59" 0"
grant
SNOTEL GRTC2
7.58" 2.98"
Willow Park
SNOTEL 870
58" 3"
amrad
SNOTEL CNRC2
5.56" 3.34"
conifer 3.2 sw, co
SNOTEL CO-JF-53
4.5" 2.5"
the pinery, co
SNOTEL CO-DG-294
0.43" 0"
evergreen 3.4 wnw, co
SNOTEL CO-CC-22
5.47" 3.88"
Sawtooth
SNOTEL 1251
63" 4"
longmont 2.1 n, co
SNOTEL CO-BO-143
0.49" 0"
boulder 4.7 e, co
SNOTEL CO-BO-67
0.64" 0"
nunn 6.5 ne, co
SNOTEL CO-WE-409
1.83" 0"
lake george 7.2 wnw, co
SNOTEL CO-PK-39
1.35" 0.15"

Outdoor Recreation

Campground Campsites Reservations Toilets Showers Elevation
Boulder County Fairground None 4,974 ft
Inlet Bay - Horsetooth Reservoir None 5,437 ft
Pinewood Reservoir 22 6,604 ft
Carter Lake - North Side Campgrounds None 5,792 ft
Carter Lake - South Side Campgrounds None 5,711 ft
Flatiron Reservoir None 5,483 ft
South Bay - Horsetooth Reservoir None 5,435 ft
Meadow Park None 5,349 ft
Curt Gowdy State Park None 7,593 ft
Ansel Watrous 16 5,839 ft
Vedauwoo 28 8,288 ft
Ski Area Snowpack Air Temperature 5 Day Forecast
River Run Streamflow Length Class
Main Section 46.8cfs 3.0 Mi IV+ to V
Steven's Gulch to Bridges Take Out 56.4cfs 12.0 Mi III- to IV+
Upper South Boulder Creek 11.0cfs None Mi V+
NSV 55.4cfs 13.0 Mi V+
Upper Narrows 56.4cfs 0.5 Mi V- to V+
Lower Boulder Canyon 50.8cfs None Mi IV- to V-
Gnar Section 141.0cfs 1.0 Mi V+
Lower Narrows 72.4cfs 0.5 Mi V- to V+
Middle Narrows 56.4cfs 1.0 Mi IV to V-
SSV - Confluence to Picnic Grounds 55.4cfs 5.0 Mi V to V+
Lower North Fork 72.4cfs 11.0 Mi III
Upper South Boulder Creek 11.0cfs None Mi V+
Upper North Fork 69.7cfs 9.0 Mi IV+ to V-
Filter Plant 1.66cfs None Mi II to III+
October Hole 55.4cfs None Mi II
Filter Plant 1.66cfs None Mi II to III+