APPENDIX 
The Canyons, Valleys, and Mouths of Principal Tributaries of the 
Colorado, in their order, from source to gulf, together with lengths and great¬ 
est depths of canyons, descent in feet, and altitudes above sea. 
The altitudes from the Gulf to the Junction have been adjusted to spirit¬ 
levelling from the A. & P. Railway to Stone’s Ferry, above the mouth of the 
Virgen. 
ALTITUDE 
AT HEAD 
NAMES OF CANYONS, VALLEYS, AND 
CHIEF TRIBUTARIES OF THE COLORADO 
ALTITUDE 
AT FOOT 
DESCENT 
IN FEET 
LENGTH 
IN MILES 
GREATEST 
DEPTH OF 
CANYON 
13,790 
10,160 
6, goo 
6,240 
6,075 
Fremont Peak, Wind River Mts. 
Timber Line, Wind River Mts.. 
3,630 
3,260 
660 
165 
New Fork^ mouth (East).. 
Bis[ Sandy^ mouth (East). 
Union Pacific R’y Crossing... "1 
Bitter Creek, mouth (East). •.. [ 
Black's Fork, mouth (West). . . | 
Henryls Fork, mouth (West).. J 
ELAMTNG GORGE.) 
62 
5,940 
5,813 
5,813 
262 
1,300 
1,600 
1,200 
HORSESHOE CANYON ....[ 
KINGFISHER CANYON... ) 
Kingfisher Park. 
9 i 
RED CANYON... 
5,375 
438 
25I 
2,500 
Red Canyon Park... 
5,375 
Brown’s Park...... 
35 i 
SWALLOW CANYON. 
Vermilion Creek, mouth (East).. 
5,375 
5,375 
5,100 
5,100 
5,100 
4,940 
4,940 
Gate of Lodore. 
CANYON OF LODORE. 
5,100 
275 
20f 
2,700 
Yajnpa River, mouth (East)..... 
Echo Park . 
Hi 
9 
8 
871 
WHIRLPOOL CANYON. 
Island Park.. . 
4,940 
160 
2,400 
SPLIT-MOUNTAIN CANYON 
Wonsits Valley. 
2,700 
Ashlev Fork, mouth fWest). 
4,625 
Uinta River, mouth (West). 
315 
White River (East)... 
CANYON OF DESOLATION. 
97 
36 
27 i 
2,700 
2,000 
GRAY CANYON. 
4,075 
550 
4,075 
Gunnison Valley, at Crossing... 
San Rafael, mouth (West). 
LABYRINTH CANYON. 
6'?i 
T ncin 
387 
