Results
| Country: | U.S.A.
| | Station: | ROBERT LEE, TX | | River: | COLORADO RIVER | | Area: | 39642.78 | | Lat: | 31.88 | | Lon: | -100.47 | | Source: | USGS | | PointID: | 8124000 | | Area Units: | km2 | | Discharge Units: | m3/sec | | Starting Year: | 1923 | | Ending Year: | 1993 | | Total Years: | 71 | | Total Usable Years: | 48 | |
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| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
|---|
| 1923 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 9.47 | 1.03 | -9999 |
| 1924 | 0.2 | 0.11 | 0.1 | 5.36 | 12.18 | 2.96 | 0 | 1.69 | 7.28 | 7.78 | 0.03 | 0.11 | 3.15 |
| 1925 | 0.01 | 0.01 | 0 | 25.21 | 28.81 | 7.58 | 1.19 | 13.22 | 57.05 | 7.45 | 0.5 | 0.14 | 11.76 |
| 1926 | 0.18 | 0.07 | 3.33 | 23.09 | 10.85 | 22.84 | 4.84 | 26.08 | 54.23 | 18.43 | 0.67 | 3.13 | 13.98 |
| 1927 | 0.47 | 0.51 | 0.2 | 4.39 | 0.26 | 3.36 | 7.36 | 2.52 | 11.68 | 2.68 | 0.04 | 0.04 | 2.79 |
| 1928 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1929 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1930 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1931 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1932 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1933 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1934 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1935 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1936 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1937 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1938 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1939 | -9999 | -9999 | -9999 | -9999 | 14.99 | 63.42 | 5.32 | 10.41 | 0.09 | 0.47 | 0.25 | 0.12 | -9999 |
| 1940 | 0.11 | 0.18 | 0.24 | 0.65 | 2.38 | 27.94 | 2.65 | 6.5 | 3.08 | 0.65 | 0.88 | 0.38 | 3.8 |
| 1941 | 0.09 | 1.78 | 9.7 | 41.35 | 47 | 41.29 | 15.82 | 6.38 | 2.8 | 34.34 | 2.05 | 1.99 | 17.05 |
| 1942 | 0.61 | 0.38 | 0.21 | 0.87 | 3.54 | 0.45 | 0.01 | 25.44 | 11.96 | 5.22 | 0.59 | 1.46 | 4.23 |
| 1943 | 0.41 | 0.15 | 0.54 | 0.33 | 4.16 | 5.06 | 1.47 | 0 | 0 | 0 | 0 | 0 | 1.01 |
| 1944 | 0.06 | 1.32 | 1.33 | 0.01 | 13.68 | 3.83 | 21.94 | 1.85 | 2.92 | 1.87 | 0.48 | 0.41 | 4.14 |
| 1945 | 0.48 | 0.15 | 0.39 | 1.67 | 0.06 | 3.38 | 67.31 | 6.93 | 2.45 | 10.95 | 0.38 | 0.33 | 7.87 |
| 1946 | 0.36 | 0.18 | 0.09 | 0.15 | 3.76 | 0.45 | 0.06 | 1.25 | 14.37 | 13.06 | 0.32 | 2.54 | 3.05 |
| 1947 | 0.35 | 0.11 | 0.29 | 4.19 | 69.2 | 2.41 | 1.34 | 0.57 | 2.84 | 7.3 | 0.83 | 2.55 | 7.66 |
| 1948 | 0.25 | 6.06 | 1.66 | 0.05 | 8.27 | 10.55 | 59.87 | 2.52 | 2.61 | 3.12 | 0.75 | 0.08 | 7.98 |
| 1949 | 0.3 | 0.55 | 0.21 | 11.79 | 41.07 | 14.49 | 1.1 | 1.92 | 5.87 | 0.46 | 0.11 | 0.08 | 6.5 |
| 1950 | 0.13 | 0.11 | 0.02 | 5.93 | 20.98 | 4.43 | 5.12 | 2.92 | 12.78 | 0.28 | 0 | 0.01 | 4.39 |
| 1951 | 0.01 | 0.03 | 0.04 | 0.02 | 4.55 | 7.65 | 5.96 | 6.78 | 0.17 | 0 | 0 | 0 | 2.1 |
| 1952 | 0 | 0 | 0 | 0.43 | 0.54 | 0.26 | 0 | 0 | 1.4 | 0 | 0 | 0.03 | 0.22 |
| 1953 | 0 | 0 | 0.35 | 0.34 | 7.45 | 0.22 | 4.28 | 16.37 | 1.17 | 10.93 | 1.39 | 0.03 | 3.54 |
| 1954 | 0.02 | 0.01 | 0 | 20.21 | 43.62 | 2.15 | 1.43 | 0 | 0 | 0 | 0 | 0 | 5.62 |
| 1955 | 0 | 0.26 | 0.1 | 0 | 23.41 | 2.3 | 2.52 | 1.84 | 2.91 | 7.31 | 0 | 0 | 3.39 |
| 1956 | 0 | 0 | 0 | 0 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1957 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1958 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1959 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1960 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1961 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1962 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1963 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1964 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1965 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1966 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1967 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 |
| 1968 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 0 | 0 | 0.08 | -9999 |
| 1969 | 0 | 0 | 0.01 | 0.02 | 0.04 | 0.01 | 0.14 | 0 | 0.04 | 0.01 | 0.01 | 0.01 | 0.02 |
| 1970 | 0.01 | 0 | 0.02 | 0.02 | 0.01 | 0.01 | 0 | 0.21 | 0.04 | 0 | 0 | 0 | 0.03 |
| 1971 | 0 | 0.01 | 0 | 0.01 | 0 | 1.05 | 0 | 0.02 | 0.13 | 0.02 | 0 | 0.01 | 0.1 |
| 1972 | 0.01 | 0 | 0 | 0 | 0.04 | 0.03 | 0.01 | 0.22 | 0.26 | 0.05 | 0.03 | 0.02 | 0.06 |
| 1973 | 0 | 0.02 | 0.02 | 0.02 | 0 | 0 | 0.17 | 0.2 | 0.01 | 0 | 0 | 0 | 0.04 |
| 1974 | 0.01 | 0.01 | 0.01 | 0 | 0.01 | 0.25 | 0.24 | 0.04 | 0.94 | 0.42 | 0.09 | 0.07 | 0.17 |
| 1975 | 0.06 | 0.06 | 0.04 | 0.04 | 0.06 | 0.01 | 0.03 | 0.03 | 0.01 | 0.01 | 0.09 | 0.01 | 0.04 |
| 1976 | 0.01 | 0.01 | 0.01 | 0.01 | 0.02 | 0.29 | 0.12 | 0.1 | 0.03 | 0.03 | 0.02 | 0.01 | 0.06 |
| 1977 | 0.04 | 0.04 | 0.03 | 0.03 | 0.01 | 0.19 | 0.11 | 0.16 | 0.01 | 0 | 0.01 | 0.03 | 0.06 |
| 1978 | 0.01 | 0.02 | 0.02 | 0.01 | 0.08 | 0.25 | 0.28 | 0.11 | 0 | 0 | 0 | 0.01 | 0.07 |
| 1979 | 0 | 0 | 0.11 | 0.01 | 0 | 0.01 | 0.28 | 0.01 | 0.21 | 0 | 0 | 0.01 | 0.05 |
| 1980 | 0 | 0.03 | 0 | 0.01 | 0.03 | 0 | 0.49 | 0.01 | 5.59 | 0.02 | 0.01 | 0.01 | 0.52 |
| 1981 | 0 | 0.01 | 0.02 | 0.04 | 0.06 | 0.03 | 0.25 | 0.14 | 0.03 | 0.13 | 0.03 | 0.02 | 0.06 |
| 1982 | 0.03 | 0.02 | 0.02 | 0.01 | 0.79 | 0.92 | 0.05 | 0.01 | 0.23 | 0.02 | 0.02 | 0.01 | 0.18 |
| 1983 | 0.03 | 0.03 | 0.02 | 0.01 | 0.01 | 0 | 0.32 | 0.11 | 0.38 | 0.09 | 0 | 0.01 | 0.08 |
| 1984 | 0 | 0 | 0 | 0 | 0.31 | 0 | 1.03 | 0.16 | 0 | 0.17 | 0 | 0.01 | 0.14 |
| 1985 | 0.01 | 0 | 0 | 0 | 0.04 | 0 | 0.27 | 0 | 0.3 | 0.08 | 0 | 0 | 0.06 |
| 1986 | 0 | 0.02 | 0 | 0 | 0.13 | 0.3 | 0.13 | 0.26 | 12.4 | 16.35 | 6.21 | 0.06 | 2.99 |
| 1987 | 0.06 | 0.08 | 0.06 | 0.06 | 1.93 | 10.35 | 8.53 | 13.56 | 4.28 | 0.03 | 0.02 | 0.05 | 3.25 |
| 1988 | 0.03 | 0.02 | 0.02 | 0.03 | 0.04 | 0.02 | 14.01 | 14.51 | 0.05 | 0.01 | 0.01 | 0.01 | 2.4 |
| 1989 | 0.01 | 0.02 | 0.01 | 0.82 | 0.19 | 13.41 | 4.57 | 0.67 | 0.82 | 0.36 | 0.25 | 0.28 | 1.78 |
| 1990 | 0.25 | 0.26 | 0.28 | 0.26 | 0.21 | 0.33 | 0.44 | 0.35 | 0.37 | 0.4 | 0.35 | 0.26 | 0.31 |
| 1991 | 0.26 | 0.26 | 0.23 | 0.22 | 0.23 | 0.22 | 0.21 | 0.28 | 0.19 | 0.07 | 0.06 | 0.05 | 0.19 |
| 1992 | 0.03 | 0.09 | 0.08 | 0.08 | 0.06 | 0.12 | 0.03 | 0.1 | 0.12 | 0.12 | 0.09 | 0.06 | 0.08 |
| 1993 | 0.02 | 0.02 | 0.08 | 0.13 | 0.11 | 0.09 | 0.1 | 0.17 | 0.19 | -9999 | -9999 | -9999 | -9999 |
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| Avg | 0.11 | 0.28 | 0.43 | 3.21 | 7.94 | 5.54 | 5.25 | 3.62 | 4.88 | 3.28 | 0.55 | 0.33 | 2.89 |
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| Std Dev | 0.16 |
0.92 |
1.49 |
8.15 |
15.02 |
11.84 |
13.25 |
6.4 |
11.52 |
6.55 |
1.62 |
0.74 |
3.9 |
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| | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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