FLOOD09629

• County: Statewide
• Basin: Statewide
• Title: Colorado Floods and Droughts
• Date: 1/1/1989
• Prepared By: National Water Summary
• Floodplain - Doc Type: Floodplain Report/Masterplan

212 National Water Summary 1988-89-Floods and Droughts: STATE SUMMARIES

Areal Extent of Droughts

1930-42

1958-70

Annual Departure

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1. BEAR CREEK AT MORRISON

50

~50

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-400

-BOO

5"

300

-300
-600

6,000

4. COLORADO RIVER NEAR CAMEO

2,600

-2.500

-5,000

500

300

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~500

1949-57

1976-82

-1,000
1880 1890 1900 1910 1920 1930 1940 1950 1960 1970 1980 1990
WATER YEAR

EXPLANATION

Areal extent of major drought
Recurrence interval,
in years
10 More
to than
25 25
I "f><~<i 1930-42
0, 1949-57
t,--( 1958-70
I:"~ 1976-82

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Annual departure from average
stream discharge

~D'P'rt""
',' Mapped drought- Color
,", -- corresponds to
;<./> drought date
1980 1990

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100 MilES
,

,
100 KilOMETERS

u.s. Geological Survey streamflow-gaging stations
and corresponding drainage basins-- Numbers
refer to graphs

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Figure 4. Areal extent of major droughts with a
recurrence interval of 10 years or more in Colo-
rado, and annual departure from average stream
discharge for selected sites for water years 1889-
1988. (Source: Data from U,S. Geological Survey files.)