Country= U.S.A. Station= BALLINGER, TX River= COLORADO RIVER Area= 42364.71 Lat= 31.71 Lon= -100.02 Source= USGS PointID= 8126380 Area Units= km2 Discharge Units= m3/sec Starting Year= 1939 Ending Year= 1993 Total Years= 55 Total Usable Years= 54 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1939 78.99 93.45 67.18 31.43 279.19 235.63 71.9 22.41 17.33 11.45 13.98 27.95 79.24 1940 10.94 74.03 13.42 92.85 167.82 315.92 537.98 122.54 50.19 23.24 752.15 1177.8 278.24 1941 451.34 642.64 635.49 381.68 1041.06 890.48 456.89 141.33 99.55 338.52 240.59 61.06 448.39 1942 59.97 44.85 34.88 1009.23 851.06 573.1 96.33 49.37 391.62 335.99 186.55 118.57 312.63 1943 138.57 81.76 115.49 147.76 120.48 103.13 53.82 40.16 35.1 39.14 17.86 27.99 76.77 1944 280.16 452.44 445.64 128.49 1306.33 460.47 67.81 35.65 123.16 32.62 178.12 336.84 320.64 1945 594.32 447.22 615.57 1213.57 347.1 285.6 201.91 118.55 144.83 219.06 58.58 197.1 370.28 1946 317.88 429.6 540.14 223.32 730.38 367.21 71.71 38.28 79.52 139.77 452.93 257.89 304.05 1947 464.65 151.4 370.29 210.46 399.95 169.91 54.4 150.61 51.36 19.87 34.39 69.29 178.88 1948 50.6 121.61 113.89 81.05 138.57 70.27 89.67 22.15 34.15 13.51 11.31 13.73 63.38 1949 39.55 135.14 217 371.07 366.08 258.31 92.21 34.9 47.62 142.75 87.33 105.18 158.1 1950 103.04 397.06 66.55 240.11 175.5 260.52 97.29 114.29 137.54 61.64 19.71 17.35 140.88 1951 23.28 31.72 28.42 28.03 47.83 132.42 38.94 34.77 39.57 16.65 14.13 13.35 37.43 1952 11.61 21.32 33.23 129.04 167.19 93.1 36.64 31.67 21.81 5.12 17.55 91.12 54.95 1953 116.38 61.42 115.24 52.21 739.89 52.32 34.79 24 37.17 107.4 62.9 234.36 136.51 1954 46.21 20.05 12.06 26.11 220.42 84.23 38.17 32.18 12.85 14.39 21.13 8.48 44.69 1955 12.13 108.27 24.79 135.23 141.55 166.65 49.26 38.25 37.31 311.67 24.09 18 88.93 1956 24.49 59.78 28.83 29.82 171.39 29.08 36.78 23.73 17.54 18.58 38.31 25.6 41.99 1957 17.02 24.33 73.21 796.9 1978.26 1471.35 379.9 76.45 37.88 699.22 424.22 197.19 514.66 1958 210.35 434.08 341.66 192.65 735.41 126.01 168.04 47.1 131.31 81.29 51.71 43.43 213.59 1959 36.94 143.64 38.54 341.19 188.13 145.38 115.83 58.16 39.05 703.17 242.9 286.15 194.92 1960 445.49 313.69 156.56 100.67 173.99 140.3 118.61 44.91 26.07 218.06 419.68 685.67 236.98 1961 938.77 857.5 363.65 132.56 72.38 390.05 371.87 121.94 280.73 140.89 120.89 165.31 329.71 1962 98.98 90.12 58.84 59.25 80.71 153.54 73.13 135.58 229.05 117.37 72.52 157.69 110.57 1963 70.02 121.25 39.28 89.02 53.77 106.59 55.59 20.57 18.3 27.75 25.05 25.26 54.37 1964 21.54 42.44 84.69 52.41 72.19 89.38 41.88 21.29 83.92 77.1 111.45 67.74 63.84 1965 235.17 537.78 157.29 217.19 1183.09 458.51 141.23 93.02 45.86 50.19 169.38 211.07 291.65 1966 101.59 196.12 170.37 380.25 867.05 137.93 54.37 98.38 334.5 122.49 37.55 34.3 211.24 1967 25.65 18.69 16.58 68.88 90.27 84.57 43.87 42.54 31.12 18.9 130.59 84.13 54.65 1968 489.9 327.68 469.13 499.89 931.99 671.21 481.92 73.17 97.93 74.06 85.87 219.33 368.51 1969 61.2 213.98 335.89 580.84 614.91 203.08 82.07 45.36 49.7 33.32 69.08 132.67 201.84 1970 156.21 166.13 594.11 354.96 268.97 185.45 44.23 44.16 84.84 107.71 35.5 19.06 171.78 1971 28.61 16.19 25.89 33.92 53.81 34.83 33.27 66.81 39.39 131.9 161.16 325.22 79.25 1972 193.19 78.57 36.47 30.65 128.64 57.13 46.69 35.14 27.31 44.33 120.9 83.45 73.54 1973 221.83 225.31 389.92 491.87 353.7 602.11 144.34 62.69 51.5 580.32 215.44 152.33 290.95 1974 261.4 177.03 82.3 59.11 126.11 42.58 38.69 57.38 510.5 182.99 834.97 348.94 226.83 1975 294.59 598.2 225.12 251.91 627.5 547.36 207.95 95.8 48.61 43.08 39.62 38.18 251.49 1976 40.18 49.96 63.14 324.28 496.64 275.17 339.44 68.55 52.51 139.96 146.2 449.99 203.84 1977 168.55 504.11 215.14 935.93 534 198.64 44.76 36.35 37.89 23.74 21.29 24.44 228.74 1978 47.76 75.63 73.46 27.11 41.05 62.67 35.63 49.79 51.34 15.73 53.58 39.25 47.75 1979 215.72 239.62 333.44 406.63 682.6 840.73 263.44 146.65 71.32 42.34 40.18 72.03 279.56 1980 156.43 139.27 80.81 127.54 407.87 91.95 52.99 29.43 28.02 19.66 23.95 34.63 99.38 1981 42.71 50.94 55.42 45.78 89.16 792.43 259.16 44.84 90.91 443.41 341.27 55.44 192.62 1982 54.44 50.01 79.2 142.82 540.72 384.81 323.57 42.6 29.37 25.47 31.21 66.15 147.53 1983 90.49 280.38 262.61 116.75 335.48 152.33 43.29 84.91 46.66 17.33 16.84 34.64 123.48 1984 22.67 19.4 72.86 35.23 54.68 50.63 42.61 27.97 16.9 320.97 171.65 241.01 89.71 1985 234.29 234.95 310.98 137.66 214.34 114.29 49.32 33 28.22 91.74 229.75 428.46 175.58 1986 100.29 416.71 76.05 46.66 284.17 489.48 163.43 70.69 150.85 254.51 221.92 511.46 232.19 1987 336.27 271.8 501.05 207.43 106.78 1044.8 383.17 133.75 53.21 29.89 48.78 85.75 266.89 1988 70.5 50.35 90.4 46.05 32.41 72.26 59.26 36.08 18.68 12.2 9 28.32 43.79 1989 47.27 72.21 76.95 106.52 434.37 638.74 129.62 103.7 35.73 30.94 23.84 29.1 144.08 1990 30.97 64.87 264.68 307.36 1169.49 576.68 97.32 48.14 44.68 47.35 53.18 31.37 228.01 1991 605.74 306.54 129.68 338.72 354.09 318.28 58.93 81.61 93.16 57.42 322.03 984.98 304.27 1992 1585.57 1550.31 1428.73 647.52 655.77 909.92 442.02 233.62 94.97 47.59 69.04 185.52 654.22 1993 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 195.97 228.4 208.37 245.66 415.67 318.69 139.96 66.43 83.15 128.25 137.48 173.73 195.15 Std Dev 266.71 261.8 242.01 262.48 394.03 303.3 136.12 43.64 96.26 164.2 171.18 229.42 127.64