Country= U.S.A. Station= INDEX,ARK River= RED RIVER Area= 124390.33 Lat= 33.55 Lon= -94.04 Source= USGS PointID= 7337000 Area Units= km2 Discharge Units= m3/sec Starting Year= 1928 Ending Year= 1993 Total Years= 66 Total Usable Years= 58 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1928 959.76 621.9 780.82 2220.05 1353.37 2722.49 1349.81 430.51 304.12 255.98 301.1 882.12 1015.17 1929 1089.57 1269.11 1511.95 2043.64 2153.74 1260.39 445.12 244.44 188.87 178.62 364.44 421.38 930.94 1930 1602.1 1243.52 720.9 324.61 938.48 251.69 156.58 132.15 233.04 296.73 244.26 406.89 545.91 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 584.95 2212.16 1076.78 1906.4 1168.76 893.97 286.43 242.52 151.95 131.61 325.89 199.44 765.07 1939 290.02 1482.6 1549.31 1694.87 1354.65 627.6 441.85 191.19 136.6 133.66 154.9 153.65 684.24 1940 183.92 197.74 307.61 1055.19 650.76 228.99 192.56 196 144.73 117.84 160.05 337.08 314.37 1941 707.56 520.63 284.77 908.27 377.93 197.25 145.9 116.25 163.59 705.05 1233.3 676.96 503.12 1942 681.62 1013.14 931.9 1375.73 1001.14 610.61 263.12 262.64 246.41 142.66 1048.77 1036.04 717.82 1943 1295.64 311.63 507.06 784.66 2911.17 945.03 241.33 145.72 116.66 118.76 133.85 123.77 636.27 1944 150.35 399.88 1126.38 1048.39 851.15 414.7 151.61 130.57 124.59 144.71 118.2 196.62 404.76 1945 185.17 930.86 3323.69 4650.41 2014.89 2793 839.19 258.42 334.33 580.5 320.13 270.78 1375.11 1946 1218.86 1475.11 1157.43 609.48 1826.63 1218.01 310.77 312.59 189.54 162.64 1047.98 1254.08 898.59 1947 571.64 381.37 305.44 948.9 1047.64 505.36 313.62 174.55 152.24 149.09 212.97 309.53 422.7 1948 763.73 557.15 1118.34 730.3 528.98 645.74 526.79 363.62 201.37 154.5 227.23 533.4 529.26 1949 2028.41 2705.28 1239.55 962.68 649.37 701.32 727.93 268.33 246.2 612.21 325.07 542.21 917.38 1950 2572.01 2142.18 1087.92 1152.79 2069.61 1152.12 615.39 611.65 718.69 334.2 328.86 279.2 1088.72 1951 637.76 1307.94 1551.13 1055.47 680.7 611.65 1218.18 426.49 341.82 292.78 929.08 1360.86 867.82 1952 1090.57 733.02 1382.23 1612.28 786.21 311.97 231.08 198.58 175.81 147.64 278.23 420.27 613.99 1953 365.27 430.11 1112.95 916.72 1127.38 382.61 264.66 238.09 230.32 242.49 245.55 192.98 479.09 1954 298.25 327.69 326.43 394.27 516.03 281.89 200.3 195.68 104.84 107.13 107.46 179.41 253.28 1955 233.77 282.93 649.65 676.97 564.33 538.68 423.02 273.11 222.23 188.57 191.72 189.46 369.54 1956 189.87 908 410.69 362.44 486.41 382.94 283.04 230.65 208.52 176.18 200.97 233.86 339.46 1957 317.49 602.04 560.49 1942.26 1972.32 1569.33 1114.41 973.83 836.2 544.05 922.28 658.69 1001.12 1958 661.98 475.42 1027.72 1407.83 1587.03 783.72 648.37 672.57 386.34 309.92 691.9 471.8 760.38 1959 426.56 608.82 655.13 549.82 392.78 411.45 285.82 265.61 242.23 330.72 408.7 530.8 425.7 1960 699.61 640.26 699.43 470.53 1133.78 678.85 337.21 269.82 224.9 198 211.34 380.94 495.39 1961 350.67 403.82 1121.72 1394.14 1986.57 941.16 881.75 539.94 218.81 202.73 233.79 501.66 731.4 1962 672.3 826.35 1054.49 1112.67 639.14 307.25 314.99 267.74 294.87 292.93 219.02 255.73 521.46 1963 245.67 244.45 530.44 297.26 310.56 501.59 310.55 251.66 175.73 180.25 197.41 196.85 286.87 1964 151.4 199.69 1213.92 903.31 450.11 242.41 241.63 249.99 219.58 187.05 195.65 286.39 378.43 1965 378.96 535.54 492.26 841.86 507.79 399.52 331.45 297.78 408.96 271.5 239.17 274.43 414.94 1966 1259.65 1085.75 755.97 998.55 1313.27 537.93 375.14 313.56 253.16 245.31 220.37 264.74 635.28 1967 311.57 361.44 370.49 330.41 629.37 278.89 400.5 256.16 202.68 283.89 363.13 923.41 392.66 1968 681.43 1184.53 1030.83 1323.06 1320.85 692.63 548.65 363.18 305.21 359.66 644.49 1380.77 819.61 1969 1598.81 1995.34 1303.13 1472.77 921.76 376.36 342.51 286.2 222.49 257.03 234.22 282.61 774.44 1970 423.25 306.86 520.45 894.06 1097.6 428.72 331.54 399.77 452.41 591.73 651.48 809.41 575.61 1971 966.71 821.5 709.11 322.96 410.3 353.63 224.2 247.15 237.15 206.37 186.17 552.36 436.47 1972 368.94 270.73 302.09 582.47 814.25 287.91 302.71 302.5 261.65 331.07 1173.17 807.86 483.78 1973 976.57 1335.05 1626.58 2678.69 2337.16 1016.86 810.14 805.3 756.63 477.46 931.06 1700.3 1287.65 1974 1211.42 1403.31 1312.36 1150.14 1077.51 1036.21 630.65 588.45 553.5 445.93 697.83 721.9 902.43 1975 1145.56 1119.43 1958.9 1961.14 969.17 432.21 322.22 425.42 403.83 302.98 309.07 642.52 832.7 1976 573.56 468.69 513.45 611.93 476.64 562.47 731.4 461.32 248.28 316.46 249.09 221.1 452.87 1977 342.61 268.52 765.21 1113.61 425.46 214.12 230.31 223.82 310.57 398.41 511.76 697.15 458.46 1978 521.12 470.06 1044.35 1209.14 939.21 490.17 367.11 266.66 307.72 209.65 398.76 796.16 585.01 1979 844.3 666.87 1722.77 2050.43 1743.51 862.06 703.72 718.25 537.79 408.63 360.5 425 920.32 1980 430.89 391.93 519.48 612.78 473.81 379.49 318.7 226.89 174.06 124.19 175.22 211.9 336.61 1981 206.93 259.74 259.05 185.16 310.89 362.99 227.65 259.19 162.46 119.21 171.03 151.06 222.95 1982 393.34 1552.38 820.37 473.18 431.7 428 382.81 351.64 334.93 243.41 344.89 2524.23 690.07 1983 1447.64 1138.95 625.53 1112.48 1575.25 659.03 525.23 378.12 270.75 166.15 321.57 1108.2 777.41 1984 431.33 469.57 1004.16 1381.59 1135.24 447.79 294.81 293.04 272.6 728.17 998.65 1582.65 753.3 1985 1813.66 1626.31 1791.55 1906.3 994.93 747.47 717.42 701.8 512.54 409.59 549.01 1355.65 1093.85 1986 911.17 571.3 607.81 1032.53 725.19 679.8 384.65 332.15 299.87 259.61 277.76 321.77 533.63 1987 225.13 402.4 1095.5 695.56 458.64 315.33 298.06 221.19 159.31 122.31 290.78 926.28 434.21 1988 1407.99 894.04 1087.01 1406.41 545.06 324.93 288.59 302.85 252.73 267.1 540.78 543.44 655.08 1989 601.51 1842.22 1499.25 1375.07 634.03 581.06 413.52 278.09 235.54 264.3 220.26 158.97 675.32 1990 265.48 1044.49 1312.45 1442.75 1425.9 913.7 711.76 716.69 583.14 468.51 270.8 780.82 828.04 1991 1508.47 957.22 612.38 1536.01 1183.38 699.52 582.6 280.56 239.93 264.35 957.02 1256.64 839.84 1992 674.86 564.19 629.28 612.69 490.34 631.66 572.09 341.45 333.13 321.68 535.24 1169.22 572.99 1993 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 743.95 852.81 958.93 1152.17 1015.51 659.56 450.57 340.93 290.14 284.2 420.75 621.96 649.29 Std Dev 523.27 569.29 527.35 717.63 586.34 491.72 260.5 177.7 155.08 150.24 296.85 476.62 254.11