Pursuant to ISF Rule 5, the Colorado Water Conservation Board (CWCB) is providing notice that the following streams are being considered for appropriation. The earliest these streams could be recommended to the CWCB Board is at the January 2024 meeting. Staff is evaluating these recommendations for completeness and accuracy and performing an independent review of water availability. Staff requests public comment on these recommendations and urges any interested parties to provide comments to Rob Viehl. Detailed information regarding these proposed instream flow appropriations can be obtained by clicking on the stakeholder recommendation in the table below. Staff will provide regular updates to this table as information is received and developed.
- Appropriation Notices
- Presentations at the 2023 ISF Workshop
- Mapping Data
Additional Information
Last Updated: [3/03/23]
Instream Flow Appropriations
| Water Division |
Stream Name | Supporting Documentation | Recommending Entity |
County |
Status |
|---|---|---|---|---|---|
| 1 | East Roaring Fork Creek (Headwaters to confl Roaring Creek) |
CPW | Larimer | Active | |
| 1 |
Garber Creek |
Preliminary Recommendation | CPW | Douglas | Active |
| 1 |
Platte Gulch |
Preliminary Recommendation | CPW and Park County | Park | Active |
| 1 | Sulzer Gulch (Headwaters to confl. Big Thompson River) |
Preliminary Recommendation | CPW and Larimer County Dept. of Natural Resources | Larimer | Active |
| 1 | Square Tops Creek (Outlet of Lower Square Lake to Inlet Duck Lake) |
Preliminary Recommendation | CPW | Clear Creek | Active |
| 1 | West Plum Creek (Headwaters to confl. East Plum Creek) |
Preliminary Recommendation | CPW | Douglas | Active |
| 1 | Williams Gulch (Headwaters to confl Cache la Poudre River) | CPW | Larimer | Active | |
| 2 | Cottonwood Creek (Headwaters to F. Keuhn Ditch No. 2 headgate) |
Preliminary Recommendation | CPW | Custer | Active |
| 2 | Cottonwood Creek (Confl. Salt Creek to Giem Ditch headgate) |
BLM | Fremont | Active | |
| 2 | East Gulch (Confl. Antelope Gulch to confl. Arkansas River) |
BLM | Fremont | Active | |
| 2 | Titan Lake | CPW | Lake | Active | |
| 4 | Beaver Dams Creek (Headwaters to confl. East Fork Dry Creek) |
Preliminary Recommendation | CPW | Ouray | Active |
| 4 | Cunningham Creek (Headwaters to confl. WF Terror Creek) |
CPW | Delta | Candidate* | |
| 4 | Deer Creek (Headwaters to Beitler No. 2 Diversion Structure) | HCCA | Gunnison | Active | |
| 4 | East Fork Dry Creek (Headwaters to confl. Beaver Dams Creek) |
Preliminary Recommendation | CPW | Montrose, Ouray | Active |
| 4 | East Muddy Creek (Confl. Lee Creek to confl. West Muddy Creek) |
Recommendation Letter | BLM | Gunnison | Active |
| 4 |
Goat Creek |
Recommendation Letter | BLM | San Miguel | Active |
| 4 |
Little Cimarron River (increase) |
Preliminary Recommendation | CPW | Gunnison | Candidate* |
| 4 | Little Cimarron River (Butte Ditch headgate to confl. Cimarron River) |
Preliminary Recommendation | CPW | Gunnison, Montrose | Candidate* |
| 4 | Main Hubbard Creek (headwaters to Overland Ditch) |
Preliminary Recommendation | CPW | Delta | Active |
| 4 | Middle Hubbard Creek (headwaters to Overland Ditch) |
Preliminary Recommendation | CPW | Delta | Active |
| 4 |
Deer Creek (Headwaters to Beitler No. 2 Diversion Structure) |
|
BLM | Mesa | Active |
| 4 | Pine Creek (Headwaters to confl. Morrow Point Reservoir) |
Preliminary Recommendation | CPW | Gunnison | Active |
| 4 | Sink Creek | CPW | Delta | Candidate* | |
| 4 | Splains Gulch (Headwaters to confl Morrow Point Reservoir) | HCCA | Gunnison | Active | |
| 4 | Steuben Creek (Increase) (Confl. West Steuben Creek to confl. Blue Mesa Reservoir) |
Preliminary Recommendation | CPW | Gunnison | Active |
| 4 | Uncompahgre River | CPW | Ouray | Candidate* | |
| 4 | Unnamed Tributary to East Fork Dry Creek (Headwaters to confl. EF Dry Creek) |
Preliminary Recommendation | CPW | Montrose Ouray |
Active |
| 4 | West Hubbard Creek (Headwaters to Overland Ditch) |
Preliminary Recommendation | CPW | Delta | Active |
| 4 | West Muddy Creek (Confl. Ault Creek to confl. East Muddy Creek) |
Recommendation Letter | BLM | Gunnison | Active |
| 5 | Coon Creek (Coon Creek Reservoir 4 to South Side Canal) |
Recommendation Letter | BLM | Mesa | Active |
| 5 | Derby Creek (increase) (Confl. South Derby Creek to confl. Colorado River) |
Recommendation Letter | BLM | Eagle | Active |
| 5 | Little Elk Creek (Headwaters to Elk Creek No.1 Ditch) |
Recommendation Letter | BLM | Pitkin | Active |
| 6 | Bear Creek (Headwaters to confl. NF White River) |
Preliminary Recommendation | CPW | Garfield | Active |
| 6 | Big Fish Creek (Headwaters to confl. NF White River) |
Preliminary Recommendation | CPW | Garfield | Active |
| 6 | Clear Creek (Headwaters to confl Milk Creek) | BLM | Moffat | Active | |
| 6 | East Marvine Creek (Headwaters to confl. Marvine Creek) |
Preliminary Recommendation | CPW | Rio Blanco | Active |
| 6 | Hauskins Creek (Headwaters to confl. NF White River |
Preliminary Recommendation | CPW | Garfield |
Active |
| 6 | Hill Creek (Headwaters to Hill Creek Ditch #2  hdgt.) |
Preliminary Recommendation | CPW | Rio Blanco | Active |
| 6 | Lynx Creek (Headwaters to confl. NF White River) |
Preliminary Recommendation | CPW | Garfield | Active |
| 6 | Milk Creek (Confl. Wilson Creek to confl. Yampa River) |
Recommendation Letter | BLM | Moffat | Active |
| 6 | Mirror Creek (Headwaters to confl. NF White River) |
Preliminary Recommendation | CPW | Rio Blanco | Active |
| 6 | Pagoda Creek (Headwaters to confl South Fork Williams Fork | BLM | Rio Blanco | Active | |
| 6 | Paradise Creek (Headwaters to Paradise Ponds diversion hdgt.) |
Preliminary Recommendation | CPW | Garfield, Rio Blanco |
Active |
| 6 | Picket Pin Creek (Headwaters to confl. NF White River) |
Preliminary Recommendation | CPW | Garfield | Active |
| 6 | South Fork White River (Flat Tops Wilderness Boundary to confl. Swede Creek) |
Preliminary Recommendation | CPW | Rio Blanco | Active |
| 6 | Vermillion Creek (Talamantes Creek to Ink Springs) |
Recommendation Letter | BLM | Moffat | Active |
| 6 | Vermillion Creek (Ink Springs to Vermillion Ditch) |
Recommendation Letter | BLM | Moffat | Active |
| 6 | Vermillion Creek (Vermillion Ditch to Green River) |
Recommendation Letter | BLM | Moffat | Active |
| 6 | Ways Gulch (Headwaters to confl. Willow Creek) |
Recommendation Letter | BLM | Routt | Active |
| 6 | Wheeler Creek (Headwaters to Akers Ditch) |
Recommendation Letter | BLM | Jackson | Active |
*Candidate indicates that the segment is under investigation for a future ISF recommendation, but has not been formally noticed and will not be brought to the board in January 2024
BLM: Bureau of Land Management
CPW: Colorado Parks and Wildlife
HCCA: High Country Conservation Advocates
USFS: U.S. Forest Service