Country= U.S.A. Station= SWAN LAKE, MISS River= TALLAHATCHIE R Area= 13285.91 Lat= 33.86 Lon= -90.27 Source= USGS PointID= 7281000 Area Units= km2 Discharge Units= m3/sec Starting Year= 1960 Ending Year= 1980 Total Years= 21 Total Usable Years= 20 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1960 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 122.9 49.84 128.58 -9999 1961 184.73 227.85 411.24 380.68 261.19 192.77 194.96 154.99 129.08 91.17 146.04 365.62 228.36 1962 464.31 406.65 391.78 312.37 235.11 222.03 214.64 188.42 186.86 176.06 63.42 22.97 240.39 1963 65.22 66.08 204.64 101.31 127.03 113.89 141.07 101.84 131.75 118.64 44.98 87.7 108.68 1964 158.15 151.19 288.52 360.09 307.48 188.21 188.84 219.23 144.38 127.82 188.27 391.7 226.16 1965 342.73 390.53 340.8 370.52 213.64 136.52 116.71 88.25 87.07 141.42 42.36 46.48 193.09 1966 47.55 260.12 197.74 92.15 203.26 182.57 92.82 90.61 57 94.38 61.2 127.38 125.56 1967 121.67 57.16 138.21 130.54 239.63 125.43 164.05 207.25 136.64 166.21 99.13 177.19 146.93 1968 349.91 263.76 305.11 304.13 302.88 215.43 190.03 139.09 142.74 195.41 140.79 370.77 243.34 1969 264.8 421.92 234.15 355.04 261.72 200.17 177.36 170.37 161.15 162.95 139.73 227.76 231.43 1970 255.31 250.93 354.28 302.81 280.8 245.71 217.79 209.94 202.2 201.46 204.36 166.15 240.98 1971 196.66 263.84 343.37 215.87 143.42 174.19 146.59 136.54 136.96 136.16 91.92 69.79 171.28 1972 172.83 88.78 104.79 88.62 82.05 70.96 101.84 154.75 127.44 125.12 288.12 397.75 150.25 1973 448.41 428.8 668.1 497.81 619.5 330.16 263.85 269.09 241.26 205.81 238.3 427.13 386.52 1974 639.6 511.02 402.92 304.83 383.68 478.65 303.67 278.81 245.57 254.98 243 235.52 356.85 1975 351.47 503.54 511.44 446.18 327.53 250.61 224.7 235.69 190.43 186.92 241.09 239.93 309.13 1976 228.94 258.02 345.71 155.27 150.18 145.11 121.34 104.67 111.71 152.64 137.49 43.28 162.86 1977 93.48 68.74 197.1 138.46 115.72 137.84 107.84 52.01 136.38 191.38 214.84 348.85 150.22 1978 279.93 243.08 193.98 110.54 306.86 232.25 213.92 180.64 173.55 132.68 142.23 242.79 204.37 1979 400.74 356.09 401.83 462.61 428.96 347.05 290.89 284.48 245.46 256.79 258.12 396.99 344.17 1980 340.26 303.85 397.99 502.44 416.26 282.61 253.26 207.37 176.75 -9999 -9999 -9999 -9999 Avg 270.33 276.1 321.68 281.61 270.35 213.61 186.31 173.7 158.22 162.05 151.76 225.72 222.14 Std Dev 146.24 137.74 130.56 138.85 124.27 91.5 61.09 64.97 49.15 45.55 76.97 133.85 77.58