Country= U.S.A. Station= COTULLA, TX River= NUECES RIVER Area= 13392.10 Lat= 28.42 Lon= -99.24 Source= USGS PointID= 8194000 Area Units= km2 Discharge Units= m3/sec Starting Year= 1924 Ending Year= 1993 Total Years= 70 Total Usable Years= 46 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 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 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -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 -9999 -9999 -9999 -9999 -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 -9999 -9999 -9999 -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 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 0.11 0.29 0.45 3.36 7.96 4.35 5.36 3.55 5.09 3.41 0.37 0.33 2.89 Std Dev 0.16 0.94 1.52 8.31 15.28 8.27 13.53 6.44 11.73 6.67 0.98 0.75 3.9