Print it. Bag it. Bring it.Phones die, screens crack, and most of this water has no signal. Print this map, fold it into a zip-top bag or dry bag with your license, and you have a backup your electronics can’t give you. Every marker is numbered so you can say exactly where you are.
| # | Point | Type | Lat, Lon | Notes |
|---|---|---|---|---|
| 1 | Hot Sulphur Springs State Wildlife Area CPW · Byers Canyon | Park / conservation area | 40.06525, -106.20591 | Walk-in river frontage in Byers Canyon above Kremmling; parking off US 40. |
| 2 | Radium Recreation Area BLM · Upper Colorado River SRMA | Campsite | 39.95032, -106.55563 | Campground and river access below Gore Canyon; the usual put-in for the Radium-to-State Bridge float. |
| 3 | Boat ramp on the Trough Road Unnamed slipway · OSM 'Trough Road' | Access / boat ramp | 39.89493, -106.60862 | Mapped concrete ramp on the Trough Road below Radium. OSM carries no site name; read the sign at the pullout. |
| 4 | Two Bridges Boat Ramp BLM · Upper Colorado River SRMA | Access / boat ramp | 39.89138, -106.70398 | Named ramp between State Bridge and McCoy. |
| 5 | Boat ramp on the Colorado River Road at McCoy Unnamed slipway · OSM 'Colorado River Road' | Access / boat ramp | 39.90524, -106.75623 | Mapped ramp at McCoy. OSM leaves it unnamed; a way and a node map the same ramp. |
| 6 | Boat ramp on the Colorado River Road at Burns Unnamed slipway · OSM 'Colorado River Road' | Access / boat ramp | 39.89095, -106.83350 | Mapped ramp at Burns, the usual break between the McCoy and Dotsero floats. |
| 7 | Boat ramp on the Colorado River Road above Dotsero Unnamed slipway · OSM name is a house number | Access / boat ramp | 39.75986, -107.01163 | Mapped ramp on the river road between Burns and Dotsero; no site name in OSM. |
| 8 | Cottonwood Island River Access Colorado River Road | Access / boat ramp | 39.71215, -107.04531 | Named access above Dotsero. |
| 9 | Lyons Gulch River Access Colorado River Road | Access / boat ramp | 39.69835, -107.07207 | Named access above Dotsero; last ramp before the Eagle River comes in. |
| 10 | Boat ramp on US 6 at Dotsero Unnamed slipway · OSM 'US 6' | Access / boat ramp | 39.65071, -107.06254 | Ramp at Dotsero, at the head of Glenwood Canyon and just above the Eagle River confluence. |
| 11 | USGS 09070500 — Colorado River near Dotsero USGS streamgage | USGS gauge | 39.64461, -107.07801 | Check the stage and discharge here before you launch into Glenwood Canyon. |
| 12 | Shoshone Dam Hydro diversion dam · Glenwood Canyon | Dam / hazard | 39.58760, -107.19392 | Diversion dam in Glenwood Canyon. Get out well above it; the Shoshone rapids sit just below. |
| 13 | Grizzly Creek Launch Glenwood Canyon · I-70 exit 121 | Access / boat ramp | 39.56015, -107.25058 | Named launch, the standard take-out for Shoshone and put-in for the lower canyon. |
| 14 | Boat ramp on Centennial Drive, Glenwood Springs Unnamed slipway · OSM 'Glenwood Canyon Bike Trail' | Access / boat ramp | 39.55122, -107.33372 | Ramp at the Roaring Fork confluence in Glenwood Springs; a node and a way map the same ramp. |
| 15 | Boat ramp on Devereux Road, Glenwood Springs Unnamed slipway · OSM 'Devereux Road' | Access / boat ramp | 39.56025, -107.35320 | Mapped ramp just west of town. |
| 16 | Ami's Acres Campground Private campground · West Glenwood | Campsite | 39.56229, -107.37921 | Riverside campground on the west edge of Glenwood Springs. |
| 17 | Boat ramp on the I-70 frontage west of Glenwood Springs Unnamed slipway · OSM 'I 70' | Access / boat ramp | 39.56513, -107.41694 | Mapped ramp off the interstate frontage in South Canyon; no site name in OSM. |
| 18 | Boat ramp at New Castle Unnamed slipway · OSM 'New Castle' | Access / boat ramp | 39.56947, -107.52624 | Town ramp at New Castle. |
| 19 | Boat ramp on Divide Creek Road, Silt Unnamed slipway · OSM 'Divide Creek Road' | Access / boat ramp | 39.54170, -107.64587 | Mapped ramp at Silt. |
| 20 | Boat ramp on Lion's Park Circle, Rifle Unnamed slipway · OSM 'Lion's Park Circle' | Access / boat ramp | 39.52749, -107.78508 | Mapped ramp at Rifle, the downstream end of this reach. |
Gauge: USGS 09070500 — COLORADO RIVER NEAR DOTSERO, CO. Live flow on the web page.
Species: Brown Trout, Mountain Whitefish, Rainbow Trout
Regulations: cpw.state.co.us/rules-and-regulations
Emergency: call 911 and give the number of the nearest point on this map plus its coordinates.