Country= U.S.A. Station= ROSSER, TX River= TRINITY RIVER Area= 21099.48 Lat= 32.42 Lon= -96.46 Source= USGS PointID= 8062500 Area Units= km2 Discharge Units= m3/sec Starting Year= 1899 Ending Year= 1993 Total Years= 95 Total Usable Years= 94 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1899 3.98 2.91 1.21 4.93 44.62 324.66 309.62 16.89 2.55 26.16 160.68 84.91 81.93 1900 65.5 24.74 31.57 321.67 209.78 128.06 86.99 58.06 446.44 123.75 54.98 17.94 130.79 1901 9.96 11.56 7.24 17.87 84.74 76.76 3.59 13.88 21.29 7.28 7.36 3.12 22.05 1902 1.37 1.32 28.66 29.19 122.58 60.93 435.61 66.52 47.04 34.37 130.97 46.4 83.75 1903 30.68 175.21 187.17 32.29 20.06 45.86 39.79 21.1 15.78 106.67 12.76 4.21 57.63 1904 3.17 7.34 10.45 13.69 60.95 96.54 49.95 48.34 31.16 53.16 13.07 5.53 32.78 1905 9.89 15.44 45.49 207.2 516.86 109.27 161.7 63.36 52.58 44.22 20.32 26.37 106.06 1906 15.51 20.76 9.96 15.49 112.43 243.87 87.61 113.97 85.56 39.63 18.14 35.91 66.57 1907 23.41 16.43 15.78 9.93 90.14 104.81 96.32 24.3 10.66 72.63 73.41 97.36 52.93 1908 34.59 42.39 37.2 540.68 622.86 88.47 30.12 22.01 26.22 12.56 6.17 10.39 122.81 1909 0.91 0.62 0.9 0.76 10.03 130.5 10.16 39.95 3.21 6.52 12.37 77.77 24.48 1910 3.22 5.43 1.18 42.36 93.06 17.55 4.82 0.53 17.43 7.64 2.23 1.59 16.42 1911 0.35 31.66 6.8 12.55 5.31 0.94 87.77 48.85 144.59 5 2.24 65.33 34.28 1912 7.45 10.39 25.47 20.74 21.73 28.02 7.42 99.28 12.21 28.45 3.89 1.12 22.18 1913 0.3 2.56 6.57 15.19 112.65 38.5 29.79 9.94 76.18 145.94 159.13 699.14 107.99 1914 24.58 9.25 20.17 206.39 548.43 209.94 40.53 308.52 97.76 31.97 34.56 52.99 132.09 1915 35.91 26.18 38.86 399 223.48 323.4 85.1 65.25 61.61 91.18 14.41 11.74 114.68 1916 42.08 42.48 13.48 390.5 183.26 70.3 14.82 4.88 10.84 46.83 7.96 3.84 69.27 1917 3.32 2.43 2.7 7.56 23.97 33.38 13.57 11.08 36.97 4.95 1.18 1.48 11.88 1918 1.25 0.75 0.6 93.97 77.17 85.03 6.46 0.08 75.79 129.73 319.83 176.46 80.59 1919 165.29 112.96 98.71 124.35 267.5 268.15 149.23 125.42 151.75 352.56 333.11 83.35 186.03 1920 175.1 74.71 57.49 28.31 418.26 157.18 40.07 221.21 289.04 66.28 81.04 41.46 137.51 1921 64.24 65.32 57.26 41.94 15.02 172.07 22.88 4.4 17.17 4.91 1.9 2.56 39.14 1922 2.24 2.47 8.24 537.75 670.18 109.38 21.95 3.34 4.05 3.22 6.41 3.91 114.43 1923 4.15 21.86 5.18 196.85 84.46 162.94 6.82 0.48 25.05 122.76 117.11 160.49 75.68 1924 28.1 25.34 162.3 81.57 101.51 62.1 2.59 2.11 54.63 8.58 4.93 4.18 44.83 1925 4.13 1.79 0.96 37.75 229.8 8.82 2.14 19.87 171.27 76.26 35.3 4.32 49.37 1926 43.68 9.98 51.29 193.66 84.59 164.78 101.48 76.43 135.95 152.83 18.41 47.1 90.02 1927 15.73 34.87 51.71 128.97 57.92 203.88 48.52 18.02 9.37 59.32 3.76 5.87 53.16 1928 5.15 28.3 11.54 48.59 139.82 151.28 66.22 96.41 29.19 2.37 4.72 21.24 50.4 1929 21.07 12.6 24.05 62.11 145.96 82.97 19.16 4.64 151.99 23.24 11.64 7.37 47.23 1930 3.51 14.67 7.62 12.56 424.09 170.87 18.92 6.66 29.94 290.78 33.42 128.07 95.09 1931 54.49 129.53 73.24 50.29 52.54 39.55 13.45 5.73 4.24 126.88 43.03 38.97 52.66 1932 157.29 232.51 99.72 25.37 191.48 121.17 232.14 19.56 294.69 25.97 10.1 46.77 121.4 1933 43.69 11.5 60.77 26.36 197.74 43.21 30.13 37.93 48.2 11.76 8.82 11.01 44.26 1934 32.3 17.87 80.68 135.99 18.38 3.18 0.47 0.44 6.68 3.36 41.49 11.13 29.33 1935 23 38.11 18.43 53.87 625.99 315.04 123.49 28.46 149.7 49.95 43.01 45.69 126.23 1936 14.59 8 4.4 5.53 132.48 49.8 29.56 2.64 553.2 199.99 49.7 100.66 95.88 1937 61.06 40.68 65.1 20.12 14.6 71.34 11.49 35.96 23.88 34.86 5.89 76.98 38.5 1938 190.25 230.97 125.17 170.69 141.32 134.71 105.21 40.32 6.9 2.03 1.93 2.3 95.98 1939 25.24 22.98 9.71 13.48 126.09 168.73 27 15.85 5.34 0.86 7.19 2.27 35.4 1940 1.8 4.3 3.03 46.97 55.44 213.13 76.54 115.03 34.12 5.55 195.99 186.86 78.23 1941 61.17 250.76 131.14 153.79 595.35 420.17 95.06 92.73 49.4 338.83 125.47 21.35 194.6 1942 36.01 13.26 10.11 636.32 306.83 271.1 23.62 22.16 153.83 244.77 50.19 33.58 150.15 1943 30.27 41.16 54.8 59.87 48.13 34.16 26.15 20.31 16.98 7.78 3.27 5.08 29 1944 18.04 61.01 56.28 41.64 349.19 44.12 15.59 12.29 25.58 13.4 18.12 30.79 57.17 1945 84.14 156.07 256.41 408.13 77.03 78.87 132.96 27.43 14.19 53.33 17.5 26.79 111.07 1946 60.88 94.21 97.27 47.26 110.98 60.88 16.83 23.26 57.68 89.96 98.36 92.81 70.87 1947 75.61 45.97 72.92 75.06 180.24 61.53 24.04 20.49 19.98 13.16 9.96 37.99 53.08 1948 25.27 63.38 37.68 20.36 54.54 33.93 46.62 22.52 21.77 6.74 6.25 7.36 28.87 1949 10.96 37.04 45.22 52.02 230.31 158.04 41.4 25.96 36.05 48.86 24.53 11.29 60.14 1950 14.4 63.13 16.54 45.23 44.94 48.96 95.65 74.68 99.91 36.59 11.27 12.84 47.01 1951 17.68 17.32 7.23 7.55 25.32 89.68 37.36 33.53 25.2 10.69 9.17 6.44 23.93 1952 5.56 5.78 3.95 28.91 41.83 11.1 21.3 31.4 12.08 1.64 6.4 22.34 16.02 1953 6.12 3.19 23.4 14.65 96.74 11.95 13.2 15.74 5.63 3.59 2.53 3.87 16.72 1954 2.7 2.22 4.13 17.86 171.11 71.6 34.82 23.96 9.16 11.67 3.78 1.15 29.51 1955 1.26 4.09 4.39 4.53 99.13 114.08 29.19 18.55 88.79 274.08 12.9 12.59 55.3 1956 15.79 16.46 14.95 17.75 113.65 18.8 43.39 20.44 16.45 18.81 3.73 1.69 25.16 1957 16.56 20.29 31.16 296.88 1028.91 1051.69 109.56 19.44 16.85 95.69 136.82 59.79 240.3 1958 56.83 64.02 72.82 68.58 353.09 38.17 111.03 33.88 20.66 17.72 16.64 16.07 72.46 1959 17.31 24.25 16.94 21.3 28.65 51.91 48.18 21.2 19.39 383.28 31.55 66.71 60.89 1960 145.49 81.48 42.23 37.33 51.88 20.48 51.48 16.32 16.33 65.73 51.55 101.12 56.79 1961 258.42 212.14 79.36 34.59 22.04 181.48 179.87 54.84 27.85 82.99 58.93 53.46 103.83 1962 28 26.45 23.09 24.88 25.94 93.79 48.75 123.93 216.68 81.99 28.86 41.34 63.64 1963 26.99 19.3 17.09 17.35 33.37 100.45 39.59 15.92 13.4 16.15 9.17 6.51 26.27 1964 8.17 11.93 19.25 25.99 19.29 49.28 21.4 18.28 27.92 6.91 43.26 21.98 22.8 1965 31.95 110.24 25.1 17.53 434.26 43.46 19.25 16.26 14.04 13.53 39.81 22.74 65.68 1966 20.38 26.2 27.86 89.83 373.06 37.68 32.22 21.68 268.79 56.63 25.71 21.34 83.45 1967 8.29 5.47 4.91 24.92 21.75 59.25 34.21 34.91 11.3 27.02 29.64 31.54 24.43 1968 150.35 113.83 240.43 145.75 418.66 101.1 113.7 22.95 23.48 24.04 18.22 28.76 116.77 1969 14.98 14.04 36.6 89.77 417.85 133.81 62.39 25.34 35.59 18.9 27.71 25.31 75.19 1970 54.71 44.23 228.99 87.06 55.76 40.6 19.36 29.36 18.97 22.33 5.94 5.72 51.09 1971 16.3 3.21 2.19 9.55 12.49 10.94 22.4 22.66 30.02 126.42 81.75 146.93 40.41 1972 95.05 25.97 12.8 16.32 32.61 23 40.83 23.06 19.87 15.78 37.17 32.09 31.21 1973 37.74 33.18 82.21 205.68 93.02 213.2 63.15 38.87 14.07 70.76 24.34 22.03 74.85 1974 23.08 13.47 28.85 19.35 18.4 15.79 22.86 24.1 56.83 42.77 315.74 49.89 52.59 1975 50.77 209.1 58.34 132.61 112.58 155.23 23.56 24.24 14.95 11.39 12.44 18.1 68.61 1976 20.37 24.05 16.11 31.01 45.41 61.72 127.3 30.67 20.78 27.94 31.09 56.58 41.09 1977 51.31 80.6 107.73 342.77 165.81 34.87 26.05 26.28 21.69 12.42 5.14 3.43 73.18 1978 3.91 6.09 7.71 4.76 10.16 19.31 1.39 44.66 14.06 10.96 16.34 19.97 13.28 1979 32.1 35.07 41.07 46.52 251.89 144.83 33.93 29.45 22.22 14.8 11.64 28.63 57.68 1980 39.85 16.78 5.48 29.23 54.62 13.44 22.92 20.32 14.39 13.6 9.69 22.4 21.89 1981 29.16 23.98 18.21 14.7 20.14 225.24 42.29 22.31 11.64 343.75 149.78 23.39 77.05 1982 30.52 29.41 44.48 20.2 278.86 351.58 266.94 26.73 15.34 11.04 18.64 13.61 92.28 1983 28.7 42.64 31.78 16.32 11.59 12.91 20.97 18.81 2.76 1.32 1.58 2.89 16.02 1984 4.32 0.79 8.6 15.9 25.57 12.04 15.31 16.64 3.93 24.09 6.74 31.87 13.82 1985 50.27 37.53 51.06 51.61 105.97 63.09 20.2 30.48 23.24 26 21.25 62.36 45.26 1986 29.96 71.15 17.7 16.76 46.38 187.66 37.13 21.66 75.8 152.84 55.45 77.9 65.87 1987 63.58 72.62 181.15 108.47 49 390.13 48.61 23.03 19.36 9.13 14.6 26 83.81 1988 29.92 18.9 14.97 11.8 1.23 40.64 11.53 2.78 5 3.96 3.77 16.99 13.46 1989 2.55 22.6 29.24 53.79 262.45 419.08 47.39 33.28 19.88 15.62 7.68 18.16 77.64 1990 10.29 27.08 120.94 236.62 807.03 331.82 20.3 16.97 14.6 26.83 11.63 10.86 136.25 1991 28.11 30.91 19.05 66.02 85.78 216.63 26.65 63.33 37.55 61.63 243.04 426.82 108.79 1992 796.8 477.51 573.78 132.72 114.09 321.18 68.36 23.18 28.43 11.99 22.29 34.33 217.05 1993 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 45.03 48.33 50.47 91.71 168.24 126.46 56.91 36.61 56.84 61.33 44.08 47.15 69.43 Std Dev 90.48 70.91 76.19 127.42 195.58 140.24 67.81 43.97 89.57 84.93 68.35 87.83 45.49