8274

• UCREFRP Catalog Number: 8274
• Author: Pitlick, J. and R. Cress.
• Title: Longitudinal Trends in Channel Characteristics of the Colorado River and Implications for Food-Web Dynamics.
• USFW Year: 2000.
• USFW - Doc Type: Recovery Implementation Program Project 48-C,
• Copyright Material: NO

Table A-1. Average annual water and sediment discharges at selected USGS gauging stations on the
main stem of the Colorado River, 1934-1997.
- - -------- - ---- - ---- - ----- -
Colorado River
Colorado River
Colorado River
Colorado River
at Glenwood Springs near Cameo at CO-UT state line near Cisco, UT
(9072500) (9095 500) (916 3500) (9180500)
a as a as a Or a as
(m3/s) (106 t/yr) (m3/s) (106 Uyr) (m3/s) (106 t/yr) (m3/s) (108 t/yr)
1934 40.3 0.12 72.7 0.50 86.8 1.26
1935 63.4 0.58 111.9 2.18 183.1 5.40
1936 89.1 0.93 141.9 3.04 225.3 6.19
1937 57.2 0.28 99.3 0.89 182.4 4.68
1938 95.2 1.15 158.9 3.34 290.3 11.26
1939 67.6 0.47 105.8 1.33 166.3 4.51
1940 51.1 0.23 78.0 0.88 135.3 3.11
1941 66.1 0.47 115.8 1.25 257.3 8.60
1942 76.1 0.71 141.2 2.76 301.4 15.46
1943 69.5 0.46 112.8 1.29 200.9 6.22
1944 58.9 0.32 105.9 1.28 230.7 5.91
1945 67.2 0.34 115.7 1.83 211.5 4.73
1946 60.9 0.23 100.8 1.44 158.8 4.73
1947 88.5 0.71 146.6 2.92 236.7 7.93
1948 75.6 0.56 129.7 1.76 256.0 8.45
1949 80.1 0.62 130.7 2.26 246.0 8.28
1950 57.7 0.24 100.0 1.41 165.7 4.31
1951 72.3 0.46 113.9 1.80 153.4 3.27
1952 95.2 1.00 161.1 3.44 267.1 9.05 301.3 11.24
1953 62.1 0.32 100.6 1.37 147.6 2.95 157.9 4.08
1954 34.7 0.04 60.7 0.26 81.6 0.49 91.1 2.04
1955 40.2 0.08 77.3 0.65 113.5 1.31 126.8 2.85
1956 57.3 0.29 94.3 1.38 130.5 2.52 140.8 3.61
1957 94.2 1.06 164.8 4.33 294.4 7.81 331.9 13.31
1958 67.4 0.51 113.5 1.78 212.2 5.87 248.6 9.97
1959 50.7 0.16 85.6 0.87 116.4 1.45 121.7 2.45
1960 58.5 0.21 96.0 1.01 146.2 2.35 161.5 4.18
1961 43.1 0.09 73.8 0.50 108.0 1.07 120.6 3.37
1962 93.6 0.63 156.5 2.22 242.4 5.07 261.9 8.13
1963 41.8 0.06 68.4 0.35 101.1 0.80 110.3 2.09
1964 39.5 0.09 74.2 0.50 121.4 1.52 131.2 2.82
1965 65.0 0.30 123.3 1.78 223.5 5.20 250.5 9.44
1966 43.8 0.06 76.5 0.39 115.7 0.99 137.2 3.17
1967 45.9 0.10 82.6 0.46 111.9 0.85 118.2 1.26
1968 52.5 0.16 94.1 0.83 145.2 1.92 159.8 3.68
1969 55.3 0.15 100.7 0.92 169.3 2.94 186.2 2.53
1970 74.4 0.47 128.2 1.46 214.7 3.43 228.4 7.04
A-1