Click a heading to sort. Hover over a heading for help.
Class of the river gives an approximate difficulty. See the safety section of this website for more
information on rapids and ratings.
Level gives the most updated gauge tied to a river. See the notes and comments for how to
interpret the reading. Readings may be delayed, come from bad sources, or have other miscalculations.
Additional detail on a gauge can be ascertained by a simple click to the level. Metrics for a given level are:
CFS, Stage (ft), in/hr for rain, and r.c. meaning no direct flow, but 0.0-1.0 is boatable.
The astrix (*) indicates a comment on the flow, plus (+) indicates a good flow,
tilde (~) indicates that this is a stand-in for the real flow, or the flow is delayed, an explination mark (!)
indicates there is a warning associated with the flow.
Relative Level explains how low or high a reach is based on being above or below the
recommended range. This column is used when color is not visible or obvious (mobile phones, or color blind people).
The first letter is L,R, or H for Low, Runnable and High. The second number is 0-9 where 0 is bottom end
and 9 is top end. Therefore, "R0" is low, "R5" is medium, "R9" is upper high.
If you see a river that is "H0" and coming down, maybe it will run tomorrow. Sort the list
by r.c. to find rivers that are in the ideal range in your area.
Trend gives information on how quickly a level is rising or dropping using r1-r2/(t1-t2) using the last readings gathered.
Readings may be spaced hours apart and may miss local spikes. Be careful when using these.
|
River Name/Section |
Class |
Level |
running? |
Updated |
|
|
|
Animas
[CO]
|
II |
59 cfs
|
L9- Below Recom.
|
01h48m |
|
|
|
Animas
[CO]
|
III |
59 cfs
|
L9- Below Recom.
|
01h48m |
|
|
|
Animas
[CO]
|
V |
50 cfs
|
L6- Below Recom.
|
01h03m |
|
|
|
Animas
[CO]
|
IV-V |
141 cfs
|
L8- Below Recom.
|
01h33m |
|
|
|
Animas
[CO]
|
IV-V |
141 cfs
|
L7- Below Recom.
|
01h33m |
|
|
|
Animas
[CO]
|
V+ |
319 cfs
|
L8- Below Recom.
|
01h03m |
|
|
|
Animas
[CO]
|
I-II |
319 cfs
|
L8- Below Recom.
|
01h03m |
|
|
|
Animas
[CO]
|
I-II |
319 cfs
|
L8- Below Recom.
|
01h03m |
|
|
|
Animas
[CO]
|
III |
319 cfs
|
L7- Below Recom.
|
01h03m |
|
|
|
Animas
[CO]
|
II-III |
319 cfs
|
L9- Below Recom.
|
01h03m |
|
|
|
Anthracite Creek, Ruby Fork
[CO]
|
V+ |
240 cfs
|
L0- Below Recom.
|
00h50m |
|
|
|
Arkansas
[CO]
|
I-II |
39 cfs
|
L7- Below Recom.
|
01h18m |
|
|
|
Arkansas
[CO]
|
IV-V |
293 cfs
|
R0- Lower Runnable
|
00h48m |
|
|
|
Arkansas
[CO]
|
IV |
293 cfs
|
L9- Below Recom.
|
00h48m |
|
|
|
Arkansas
[CO]
|
III |
293 cfs
|
L8- Below Recom.
|
00h48m |
|
|
|
Arkansas
[CO]
|
III |
293 cfs
|
L8- Below Recom.
|
00h48m |
|
|
|
Arkansas
[CO]
|
III |
293 cfs
|
L8- Below Recom.
|
00h48m |
|
|
|
Arkansas
[CO]
|
II-III |
293 cfs
|
L8- Below Recom.
|
00h48m |
|
|
|
Arkansas
[CO]
|
II(III) |
293 cfs
|
L8- Below Recom.
|
00h48m |
|
|
|
Arkansas
[CO]
|
II-III |
364 cfs
|
L8- Below Recom.
|
00h48m |
|
|
|
Arkansas
[CO]
|
III |
364 cfs
|
L8- Below Recom.
|
00h48m |
|
|
|
Arkansas
[CO]
|
III-IV |
364 cfs
|
R0- Lower Runnable
|
00h48m |
|
|
|
Bear Creek
[CO]
|
III-V |
18 cfs
|
L7- Below Recom.
|
01h48m |
|
|
|
Big Thompson
[CO]
|
II-IV+(V+) |
16 cfs
|
L4- Below Recom.
|
00h48m |
|
|
|
Big Thompson
[CO]
|
III-IV |
37 cfs
|
L3- Below Recom.
|
01h03m |
|
|
|
Blue
[CO]
|
III-IV |
126 cfs
|
L9- Below Recom.
|
02h32m |
|
|
|
Blue
[CO]
|
III |
742 cfs
|
R2- Lower Runnable
|
01h33m |
|
|
|
Boulder Creek, North
[CO]
|
V+ |
n/a
|
|
|
|
|
|
Boulder Creek, South
[CO]
|
IV |
60 cfs
|
L2- Below Recom.
|
01h48m |
|
|
|
Boulder Creek, South
[CO]
|
V+ |
60 cfs
|
L2- Below Recom.
|
01h48m |
|
|
|
Boulder Creek, South
[CO]
|
IV(V+) |
14 cfs
|
L4- Below Recom.
|
01h18m |
|
|
|
Boulder Creek, South
[CO]
|
V+ |
11 cfs
|
L4- Below Recom.
|
01h03m |
|
|
|
Boulder Creek
[CO]
|
V |
98 cfs
|
L7- Below Recom.
|
01h18m |
|
|
|
Boulder Creek
[CO]
|
IV-V(V+) |
98 cfs
|
L6- Below Recom.
|
01h18m |
|
|
|
Boulder Creek
[CO]
|
IV |
98 cfs
|
L8- Below Recom.
|
01h18m |
|
|
|
Boulder Creek
[CO]
|
II-III |
98 cfs
|
L8- Below Recom.
|
01h18m |
|
|
|
Buzzard Creek
[CO]
|
IV |
n/a
|
|
|
|
|
|
Cache La Poudre, North Fork
[CO]
|
IV-V |
n/a
|
|
|
|
|
|
Cache La Poudre, North Fork
[CO]
|
II-III |
n/a
|
L7- Below Recom.
|
30h31m |
|
|
|
Cache La Poudre, South Fork
[CO]
|
IV-V |
n/a
|
|
|
|
|
|
Cache La Poudre
[CO]
|
V+ |
83 cfs
|
L5- Below Recom.
|
01h48m |
|
|
|
Cache La Poudre
[CO]
|
V |
2.68 ft
|
L0- Below Recom.
|
08h33m |
|
|
|
Cache La Poudre
[CO]
|
III-IV |
2.68 ft
|
L0- Below Recom.
|
08h33m |
|
|
|
Cache La Poudre
[CO]
|
III-IV |
2.68 ft
|
L0- Below Recom.
|
08h33m |
|
|
|
Cache La Poudre
[CO]
|
IV-V+ |
2.68 ft
|
L7- Below Recom.
|
08h33m |
|
|
|
Cache La Poudre
[CO]
|
III-IV |
2.68 ft
|
L7- Below Recom.
|
08h33m |
|
|
|
Cache La Poudre
[CO]
|
III |
2.68 ft
|
L7- Below Recom.
|
08h33m |
|
|
|
Cache La Poudre
[CO]
|
IV |
2.68 ft
|
L7- Below Recom.
|
08h33m |
|
|
|
Cache La Poudre
[CO]
|
III-IV |
2.68 ft
|
L7- Below Recom.
|
01h48m |
|
|
|
Cache La Poudre
[CO]
|
II-III |
167 cfs
|
L8- Below Recom.
|
01h48m |
|
|
|
Canyon Creek
[CO]
|
V+ |
n/a
|
|
|
|
|
|
Castle Creek / Roaring Fork
[CO]
|
IV+ |
184 cfs
|
L7- Below Recom.
|
01h33m |
|
|
|
Cebolla
[CO]
|
II |
n/a
|
|
|
|
|
|
Cimarron
[CO]
|
V+ |
112 cfs
|
L5- Below Recom.
|
01h18m |
|
|
|
Cimarron
[CO]
|
V |
112 cfs
|
L7- Below Recom.
|
01h18m |
|
|
|
Clear Creek Ark
[CO]
|
V |
n/a
|
|
|
|
|
|
Clear Creek, West Fork
[CO]
|
V |
24 cfs
|
L6- Below Recom.
|
01h33m |
|
|
|
Clear Creek
[CO]
|
IV(V+) |
n/a
|
|
|
|
|
|
Clear Creek
[CO]
|
V+ |
57 cfs
|
L8- Below Recom.
|
00h33m |
|
|
|
Clear Creek
[CO]
|
III-IV |
85 cfs
|
L8- Below Recom.
|
00h48m |
|
|
|
Clear Creek
[CO]
|
IV |
111 cfs
|
L7- Below Recom.
|
00h48m |
|
|
|
Clear Creek
[CO]
|
IV-V(V+) |
111 cfs
|
L1- Below Recom.
|
00h48m |
|
|
|
Clear Creek
[CO]
|
IV |
111 cfs
|
L1- Below Recom.
|
00h48m |
|
|
|
Colorado
[CO]
|
IV |
126 cfs
|
L7- Below Recom.
|
01h18m |
|
|
|
Colorado
[CO]
|
IV-V |
1120 cfs
|
R4- Runnable
|
01h18m |
|
|
|
Colorado
[CO]
|
III |
1120 cfs
|
R0- Lower Runnable
|
01h18m |
|
|
|
Colorado
[CO]
|
II(III) |
1141 cfs
|
R0- Lower Runnable
|
01h20m |
|
|
|
Colorado
[CO]
|
II(III) |
1030 cfs
|
R0- Lower Runnable
|
00h33m |
|
|
|
Colorado
[CO]
|
IV-V(V+) |
1030 cfs
|
L8- Below Recom.
|
00h33m |
|
|
|
Colorado
[CO]
|
III-IV |
1030 cfs
|
R0- Lower Runnable
|
00h33m |
|
|
|
Colorado
[CO]
|
II+(III) |
1030 cfs
|
R0- Lower Runnable
|
00h33m |
|
|
|
Colorado
[CO]
|
III |
2480 cfs
|
L0- Below Recom.
|
00h33m |
|
|
|
Colorado
[CO]
|
II |
3110 cfs
|
R0- Lower Runnable
|
00h48m |
|
|
|
Conejos
[CO]
|
II-IV |
n/a
|
|
|
|
|
|
Cross Creek
[CO]
|
V+ |
n/a
|
|
|
|
|
|
Crystal, North Fork
[CO]
|
V+ |
n/a
|
|
|
|
|
|
Crystal, South Fork
[CO]
|
V+ |
151 cfs
|
L5- Below Recom.
|
00h33m |
|
|
|
Crystal
[CO]
|
III-IV(V) |
151 cfs
|
L5- Below Recom.
|
00h33m |
|
|
|
Crystal
[CO]
|
V+ |
151 cfs
|
L6- Below Recom.
|
00h33m |
|
|
|
Crystal
[CO]
|
III-IV |
151 cfs
|
L8- Below Recom.
|
00h33m |
|
|
|
Crystal
[CO]
|
V+ |
151 cfs
|
L8- Below Recom.
|
00h33m |
|
|
|
Crystal
[CO]
|
IV-V |
151 cfs
|
L7- Below Recom.
|
00h33m |
|
|
|
Crystal
[CO]
|
III |
151 cfs
|
L8- Below Recom.
|
00h33m |
|
|
|
Daisy Creek
[CO]
|
V |
n/a
|
|
|
|
|
|
Dolores
[CO]
|
II-III |
41 cfs
|
L8- Below Recom.
|
00h48m |
|
|
|
Dolores
[CO]
|
II-III(IV) |
48 cfs
|
L7- Below Recom.
|
01h48m |
|
|
|
Dolores
[CO]
|
II-III+(IV) |
55 cfs
|
L4- Below Recom.
|
02h03m |
|
|
|
Dolores
[CO]
|
II+(III) |
55 cfs
|
L4- Below Recom.
|
02h03m |
|
|
|
Dolores
[CO]
|
II+ |
87 cfs
|
L6- Below Recom.
|
00h48m |
|
|
|
Dolores
[CO]
|
II+(IV) |
87 cfs
|
L6- Below Recom.
|
00h48m |
|
|
|
Eagle
[CO]
|
IV(V) |
14 cfs
|
L7- Below Recom.
|
01h33m |
|
|
|
Eagle
[CO]
|
IV-V(V+) |
14 cfs
|
L8- Below Recom.
|
01h33m |
|
|
|
Eagle
[CO]
|
IV |
46 cfs
|
L8- Below Recom.
|
01h18m |
|
|
|
Eagle
[CO]
|
III |
46 cfs
|
L4- Below Recom.
|
01h18m |
|
|
|
Eagle
[CO]
|
II-III |
183 cfs
|
L8- Below Recom.
|
02h32m |
|
|
|
East
[CO]
|
IV |
86 cfs
|
L7- Below Recom.
|
01h18m |
|
|
|
Elk Creek (Animas trib.)
[CO]
|
III-IV |
n/a
|
|
|
|
|
|
Elk River
[CO]
|
V |
n/a
|
|
|
|
|
|
Elk River
[CO]
|
III |
n/a
|
|
|
|
|
|
Elk River
[CO]
|
I-II |
71 cfs
|
L9- Below Recom.
|
01h03m |
|
|
|
Escalante Creek
[CO]
|
IV-V(V+) |
n/a
|
|
|
|
|
|
Fish Creek
[CO]
|
V |
9 cfs
|
L6- Below Recom.
|
00h48m |
|
|
|
Fish Creek
[CO]
|
IV-V |
9 cfs
|
L7- Below Recom.
|
00h48m |
|
|
|
Fraser
[CO]
|
III-IV |
47 cfs
|
L7- Below Recom.
|
03h47m |
|
|
|
Fryingpan
[CO]
|
IV-V |
391 cfs
|
R0- Lower Runnable
|
01h18m |
|
|
|
Fryingpan
[CO]
|
IV |
391 cfs
|
R0- Lower Runnable
|
01h18m |
|
|
|
Gore Creek
[CO]
|
IV-V |
22 cfs
|
L6- Below Recom.
|
00h48m |
|
|
|
Gore Creek
[CO]
|
III-IV |
22 cfs
|
L7- Below Recom.
|
00h48m |
|
|
|
Grape Creek
[CO]
|
IV+ |
n/a
|
|
|
|
|
|
Green
[CO]
|
II-IV |
1490 cfs
|
R2- Lower Runnable
|
01h03m |
|
|
|
Green
[CO]
|
II-IV |
2400 cfs
|
R0- Lower Runnable
|
01h03m |
|
|
|
Grizzly Creek
[CO]
|
IV-V |
n/a
|
|
|
|
|
|
Gunnison, North Fork
[CO]
|
III |
265 cfs
|
L8- Below Recom.
|
01h18m |
|
|
|
Gunnison
[CO]
|
II |
391 cfs
|
R0- Lower Runnable
|
01h18m |
|
|
|
Gunnison
[CO]
|
IV-V |
604 cfs
|
R0- Lower Runnable
|
00h48m |
|
|
|
Gunnison
[CO]
|
III |
604 cfs
|
R0- Lower Runnable
|
00h48m |
|
|
|
Henson Creek
[CO]
|
IV-V |
n/a
|
|
|
|
|
|
Hermosa Creek
[CO]
|
IV-V |
n/a
|
|
|
|
|
|
Homestake Creek
[CO]
|
V |
12 cfs
|
L6- Below Recom.
|
04h32m |
|
|
|
Jasper Creek
[CO]
|
V+ |
n/a
|
|
|
|
|
|
Joe Wright Creek
[CO]
|
V |
n/a
|
|
|
|
|
|
Kannah Creek
[CO]
|
V |
n/a
|
|
|
|
|
|
Kannah Creek
[CO]
|
III |
n/a
|
|
|
|
|
|
Lake Creek
[CO]
|
V+ |
n/a
|
|
|
|
|
|
Lake Fork Gunnison, Upper
[CO]
|
V+ |
n/a
|
|
|
|
|
|
Lake Fork Gunnison
[CO]
|
III |
100 cfs
|
L8- Below Recom.
|
00h33m |
|
|
|
Lake Fork Gunnison
[CO]
|
IV-V |
100 cfs
|
L7- Below Recom.
|
00h33m |
|
|
|
Left Hand Creek
[CO]
|
IV |
n/a
|
|
|
|
|
|
Lime Creek
[CO]
|
V+ |
n/a
|
|
|
|
|
|
Lime Creek
[CO]
|
V+ |
n/a
|
|
|
|
|
|
Mineral Creek, South
[CO]
|
V+ |
n/a
|
|
|
|
|
|
Navajo
[CO]
|
I-II |
n/a
|
|
|
|
|
|
Needle Creek
[CO]
|
V |
n/a
|
|
|
|
|
|
North Poudre Canal
[CO]
|
III-IV |
n/a
|
|
|
|
|
|
Oh Be Joyful Creek
[CO]
|
V |
n/a
|
|
|
|
|
|
Piedra
[CO]
|
II-IV |
440 cfs
|
L9- Below Recom.
|
01h18m |
|
|
|
Piedra
[CO]
|
III-V |
440 cfs
|
R0- Lower Runnable
|
01h18m |
|
|
|
Piedra
[CO]
|
II-III |
n/a
|
|
|
|
|
|
Piney
[CO]
|
V+ |
21 cfs
|
L8- Below Recom.
|
01h48m |
|
|
|
Plateau Creek
[CO]
|
III-IV |
n/a
|
|
|
|
|
|
Purgatoire
[CO]
|
I-V |
10 cfs
|
L8- Below Recom.
|
01h18m |
|
|
|
Rio Blanco
[CO]
|
II-III |
n/a
|
|
|
|
|
|
Rio Grande
[CO]
|
III-IV |
n/a
|
|
|
|
|
|
Rio Grande
[CO]
|
II |
n/a
|
|
|
|
|
|
Roaring Fork/fryingpan
[CO]
|
III+ |
391 cfs
|
R0- Lower Runnable
|
01h18m |
|
|
|
Roaring Fork
[CO]
|
V+ |
34 cfs
|
L8- Below Recom.
|
00h48m |
|
|
|
Roaring Fork
[CO]
|
IV-V |
50 cfs
|
L6- Below Recom.
|
02h03m |
|
|
|
Roaring Fork
[CO]
|
III |
50 cfs
|
L8- Below Recom.
|
02h03m |
|
|
|
Roaring Fork
[CO]
|
III |
50 cfs
|
L8- Below Recom.
|
02h03m |
|
|
|
Roaring Fork
[CO]
|
II+(III) |
747 cfs
|
R0- Lower Runnable
|
00h48m |
|
|
|
Rock Creek
[CO]
|
V+ |
0 cfs
|
L3- Below Recom.
|
00h48m |
|
|
|
Saint Vrain Creek, North
[CO]
|
V+ |
n/a
|
|
|
|
|
|
Saint Vrain Creek, North
[CO]
|
IV(V) |
n/a
|
|
|
|
|
|
Saint Vrain Creek, North
[CO]
|
III |
n/a
|
|
|
|
|
|
Saint Vrain Creek, South
[CO]
|
V+ |
n/a
|
|
|
|
|
|
Saint Vrain Creek, South
[CO]
|
V+ |
n/a
|
|
|
|
|
|
San Juan, East Fork
[CO]
|
III-IV |
185 cfs
|
R0- Lower Runnable
|
01h48m |
|
|
|
San Juan, West Fork
[CO]
|
IV-V |
n/a
|
|
|
|
|
|
San Juan
[CO]
|
II-III |
392 cfs
|
L9- Below Recom.
|
01h33m |
|
|
|
San Juan
[CO]
|
II-III |
392 cfs
|
L8- Below Recom.
|
01h33m |
|
|
|
San Miguel
[CO]
|
III |
138 cfs
|
L5- Below Recom.
|
00h27m |
|
|
|
San Miguel
[CO]
|
III |
138 cfs
|
L7- Below Recom.
|
00h27m |
|
|
|
San Miguel
[CO]
|
III |
138 cfs
|
L6- Below Recom.
|
00h27m |
|
|
|
Slate, North Fork
[CO]
|
V+ |
n/a
|
|
|
|
|
|
Slate
[CO]
|
V |
n/a
|
|
|
|
|
|
Snake River
[CO]
|
IV |
n/a
|
|
|
|
|
|
South Platte, North Fork
[CO]
|
IV-V |
387 cfs
|
R4- Runnable
|
01h18m |
|
|
|
South Platte, North Fork
[CO]
|
III-IV |
n/a
|
|
|
|
|
|
South Platte
[CO]
|
III-V(V+) |
122 cfs
|
L9- Below Recom.
|
00h48m |
|
|
|
South Platte
[CO]
|
V+ |
122 cfs
|
L5- Below Recom.
|
00h48m |
|
|
|
South Platte
[CO]
|
IV |
n/a
|
|
|
|
|
|
South Platte
[CO]
|
I-III |
n/a
|
|
|
|
|
|
South Platte
[CO]
|
III-IV |
154 cfs
|
R0- Lower Runnable
|
00h50m |
|
|
|
South Platte
[CO]
|
III |
n/a
|
|
|
|
|
|
South Platte
[CO]
|
II-III |
56 cfs
|
L9- Below Recom.
|
00h48m |
|
|
|
South Platte
[CO]
|
I-II |
56 cfs
|
L9- Below Recom.
|
00h48m |
|
|
|
Sweetwater Creek
[CO]
|
III-IV |
n/a
|
|
|
|
|
|
Taylor
[CO]
|
II-IV |
301 cfs
|
R0- Lower Runnable
|
01h33m |
|
|
|
Tenmile Creek
[CO]
|
III-V |
28 cfs
|
L0- Below Recom.
|
01h33m |
|
|
|
Treasure Creek
[CO]
|
V |
n/a
|
|
|
|
|
|
Uncompahgre River
[CO]
|
IV-V(V+) |
69 cfs
|
L6- Below Recom.
|
01h33m |
|
|
|
Uncompahgre River
[CO]
|
III-V+ |
69 cfs
|
L0- Below Recom.
|
01h33m |
|
|
|
Uncompahgre River
[CO]
|
II-III |
92 cfs
|
L8- Below Recom.
|
00h33m |
|
|
|
Vallecito Creek
[CO]
|
V+ |
1.58 ft
|
L9- Below Recom.
|
00h48m |
|
|
|
White, North Fork
[CO]
|
III |
n/a
|
|
|
|
|
|
White, South Fork
[CO]
|
III-IV |
n/a
|
|
|
|
|
|
White
[CO]
|
I-II |
212 cfs
|
L9- Below Recom.
|
00h48m |
|
|
|
Williams Fork
[CO]
|
II-IV |
17 cfs
|
L8- Below Recom.
|
03h17m |
|
|
|
Willow Creek
[CO]
|
II |
n/a
|
|
|
|
|
|
Wolf Creek
[CO]
|
IV+ |
n/a
|
|
|
|
|
|
Woods Creek
[CO]
|
V |
24 cfs
|
L0- Below Recom.
|
01h33m |
|
|
|
Yampa
[CO]
|
III |
149 cfs
|
L9- Below Recom.
|
01h18m |
|
|
|
Yampa
[CO]
|
IV(V) |
209 cfs
|
L9- Below Recom.
|
01h18m |
|
|
|
Yampa
[CO]
|
II-III(IV) |
209 cfs
|
L9- Below Recom.
|
01h18m |
|
|
|
Yule Creek
[CO]
|
V |
n/a
|
|
|
|
|
|
Yule Creek
[CO]
|
V+ |
n/a
|
|
|
|