Country= U.S.A. Station= DALLAS, TX River= TRINITY RIVER Area= 15813.60 Lat= 32.77 Lon= -96.82 Source= USGS PointID= 8057000 Area Units= km2 Discharge Units= m3/sec Starting Year= 1972 Ending Year= 1993 Total Years= 22 Total Usable Years= 21 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1972 362.38 157.19 6.53 29.38 104.99 68.92 55.25 129.02 128.77 9.13 3.7 92.72 95.67 1973 323.03 228.99 369.37 491.39 469.57 315.91 220.83 105.46 142.57 39.25 185.97 429.48 276.82 1974 783.74 446.68 170.96 147.34 197.94 126.33 138.14 131.18 115.78 4.68 131.28 501.67 241.31 1975 457.64 580.7 410.24 258.2 444.81 241.78 147.15 130.59 127.84 1.67 1.43 2.11 233.68 1976 4.34 66.96 146.44 110.95 159.31 229.19 183.66 190.63 120.88 8.72 15.97 43.36 106.7 1977 80.28 163.97 260.22 253.81 104.78 87.87 72.54 121.05 122.44 3.49 34.06 2.53 108.92 1978 2.55 124.97 119.43 7 61.94 60.26 56.13 46.53 72.95 7.22 7.4 48.86 51.27 1979 359.07 488.97 463.11 507.86 387.5 362.27 89.52 102.15 119.67 4.27 43.51 162.36 257.52 1980 135.06 309.19 195.5 455.68 401.12 73.68 73.38 51.01 69.06 11.95 21.1 14.89 150.97 1981 20.45 9.6 11.15 27.17 54.13 63.16 126.38 153.42 21.24 21.01 25.32 25.32 46.53 1982 19.63 151.9 45.29 166.87 190.29 56.6 87.67 95.75 21.69 31.83 29.44 375.15 106.01 1983 385.05 404.63 424.66 142.04 277.78 183.42 159.77 55.42 12 20.4 17.68 193.09 189.66 1984 142.79 176.2 400.1 19.31 8.8 101.84 95.76 21.63 19.37 45.77 94.84 157.78 107.02 1985 155.33 162.06 313.44 103.08 133.52 94.53 102.57 46.69 40.59 18.75 5.82 198.95 114.61 1986 306.02 265.78 31.26 61.17 69.25 439.84 219.47 85.26 31.85 104.62 140 273.07 168.97 1987 365.86 182.72 410.96 210.13 54.75 57.69 137.08 90.89 21.86 24.23 22.61 267.14 153.83 1988 395.62 194.59 270.18 127.93 55.63 62.01 28.43 36.19 40.78 22.52 22.97 24.37 106.77 1989 204.3 342.29 230.21 322.82 470.72 706.78 532.15 122.55 112.68 40.38 21.92 44.5 262.61 1990 125.43 428.7 421.38 413.71 613.29 369.37 123.36 133.85 38.76 33.93 27.3 72.64 233.48 1991 490.22 477.14 455.08 545.59 627.75 173.55 66.36 131.42 207.37 192.81 157.53 206.6 310.95 1992 380.85 468.01 607.45 250 51.64 102.28 157.56 137.63 83.76 33.22 83.92 160.56 209.74 1993 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 261.89 277.68 274.43 221.5 235.21 189.39 136.82 100.87 79.61 32.37 52.08 157.01 168.24 Std Dev 194.34 155.85 168.88 169.36 194.87 163.82 102.18 43.07 52.56 42.18 54.88 141.97 75.89