POTASH SALTS AND OTHER SALINES IN THE GREAT BASIN REGION. 73 
Table III. — Statistics of temperature. 
Mean 
temper- 
ature. 
Mean 
maxi- 
mum, i 
Mean 
mini- 
mum. 2 
Range 
maxi- 
mum 
to mini- 
mum. 
Mean 
relative 
humid- 
ity. 
° F. 
47.4 
47.2 
46.8 
63.8 
o F 
103.6 
105.8 
106.1 
112.5 
° F. 
-18.2 
-17.4 
-22 
10 
F. 
121.8 
113.2 
128.1 
102.5 
° F. 
52 
Nevada 
51.3 
Oregon .. 
California 
3 61 
<36 
1 Highest annual temperature of each station. 
2 Lowest annual temperature of each station, 
s Baker City, Oreg. 
4 Independence, Cal. 
Table IV. — Proportional area of mountains, outwash slopes, silt, playa, and water in 
the Great Basin region . 
Sierra- ~ 
ville i ±teno > 
vine, qyf, 
srmare ' s q uare 
Wads- 
worth, 
1,344 
square 
miles. 
Carson, 
3,780 
square 
miles. 
Amar- 
gosa, 
8,307 
square 
miles. 
Owens 
Vallev, 1 
3,300 
square 
miles. 
Per cent. Per cent. 
75.4 i 76 
Per cent. 
61.4 
Per cent. 
41.3 
13.7 
35.5 
5.1 
4.3 
Per cent. 
55.3 
24.5 
18.2 
1.7 

Per cent. 
35 
46 
Silt 
23.7 '<■ 18.2 
I .6 
32.4 
.4 
5.6 
14 
Playa 
5 
Water 
.8 5.2 
Water-Supply Paper No. 294, U. S. Geol. Survey. 
Table V. — Run-off of the basin region. 1 
River. 
Drainage 
area. 
Mean an- 
nual run- 
off. 
Run-off per 
square 
mile. 
Depth on 
drainage 
area. 
Length of 
record. 1 
Western Utah: 
Sq. miles. 
Second-feet. 
586 
1,860 
339 
157 
208 
433 
454 
1,030 
213 
261 
448 
281 
78.1 
151.9 
Second-feet. 
Inches. 
Years. 
Bear River 
6,000 
218 
670 
3,990 
640 
988 
1,520 
1,100 
13, 800 
5,010 
0.308 
1.56 
.234 
.052 
.676 
.461 
.677 
.193 
.019 
.089 
4.19 
21.18 
3.18 
.70 
9.16 
6.25 
9.13 
2.63 
.25 
1.23 
9 
Logan River 
6 
Spanish Fork 
4 
Sevier River 
5 
6 
Nevada: 
6 
Truckee 
6 
East Fork Walker 
3 
Humboldt at Oreana 
7 
Humboldt at Palisade 
4 
California: 
400 
256 
.195 
.591 
2.65 
5 
Susan River at Susan ville 
2 
Water-Supply Papers, Great Basin region. 
