Country= U.S.A. Station= MCDONALD FERRY,OREG. River= JOHN DAY R Area= 19631.04 Lat= 45.59 Lon= -120.41 Source= USGS PointID= 14048000 Area Units= km2 Discharge Units= m3/sec Starting Year= 1953 Ending Year= 1993 Total Years= 41 Total Usable Years= 40 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1953 426.13 526.49 407.49 455.15 1141.18 1996.35 921.12 333.05 382.19 665.81 596.64 430.33 690.16 1954 362.09 433.35 618.04 702.64 1862.53 2312.18 1504 421.56 372.16 362.71 619.67 534.55 842.12 1955 520.85 545 566.07 785.7 1021.51 1762.92 1355.47 349.7 406.51 498.93 568 660.06 753.39 1956 611.56 646.7 734.87 1650.79 2389.5 2603.75 918.93 330.39 463.4 433.71 688.95 636.86 1009.12 1957 571 536.4 597.31 699.9 1939.62 1700.72 545.86 249.12 403.15 551.45 730.77 623.07 762.36 1958 364.48 348.29 639.51 666.3 1552.05 1475.88 550.79 190.53 264.46 333.76 536.61 674.13 633.07 1959 802.92 871.56 608.36 1106.38 1939.99 2591.95 1105.82 336.08 456.38 877.83 933.52 711.58 1028.53 1960 502.12 559.41 791.78 1458.61 1646.04 1631.34 800.46 324.18 299.11 401.15 566.62 407.43 782.35 1961 384.8 691.34 824.39 1106.63 1852.94 2358.62 592.15 226.14 244.17 521.22 667.24 478.9 829.05 1962 559.03 685.68 635.76 982.41 1714 1520.43 648 298.56 216.59 444.34 518.67 642.25 738.81 1963 586.44 794.6 671.2 948.15 1034.85 1255.39 756.98 264.75 199.19 406.85 505.93 385.82 650.85 1964 472.35 516.33 731.67 707.64 1354.37 2789.51 1123.73 353.26 360.32 468.14 626.66 563.05 838.92 1965 699.61 885.31 1065.08 1249.35 2148.53 2184.84 978.58 451.07 451.51 565.43 557.47 622.52 988.28 1966 534.64 581.91 666.09 1007.14 1243.94 1241.51 712.4 250.14 479.41 592.37 662.71 638.69 717.58 1967 536.1 629.7 766.11 643.87 1314.82 2566.94 880.48 282.52 370.68 703.91 581.35 556.38 819.41 1968 563.69 554.33 437.36 942.48 1011.01 1419.44 688.31 320.8 515.48 678.69 806.47 618.77 713.07 1969 609.64 652.2 720.71 1620.58 2086.05 1374.13 875.82 409.96 540.67 711.58 600.41 427.21 885.75 1970 401.01 404.72 571 575.02 1365.43 2039.11 709.72 396.21 498.95 697.15 571.63 522.04 729.33 1971 556.02 849.71 714.14 1099.64 2228.27 2373.06 1031.56 375.03 412.3 684.36 703.77 549.26 964.76 1972 548.25 582.74 1150.49 1367.43 1832.75 2970.74 1041.24 430.9 389.23 618.77 601.26 491.25 1002.09 1973 493.17 527.3 665.72 497.91 613.29 587.67 438.37 245.76 344.93 513.73 594.28 621.33 511.96 1974 844.67 957.52 988.54 1419.34 2032.25 2923.35 1563.92 452.16 444.26 630.1 670.92 497.83 1118.74 1975 464.82 500.6 514.82 553.88 1353 2454.99 1387.53 489.52 507.16 791.78 728.6 775.79 876.87 1976 605.53 679.32 699.06 1205.17 2208.18 1715.54 1000.96 511.81 430.08 743.91 513.1 423.75 894.7 1977 463.39 353.17 431.15 183.38 450.03 427.32 209.4 285.01 378.53 632.02 653.18 517.56 415.35 1978 498.93 529.12 515.83 946.92 1418.04 1528.83 1041.61 419.27 486.77 681.8 650.16 490.61 767.32 1979 449.78 405.74 417.81 484.32 1581.92 1413.49 591.61 322.96 413.24 573.01 592.2 465.31 642.62 1980 375.53 351.74 415.26 469.78 1381.14 1708.27 691.3 300.24 461.47 734.87 563.7 520.92 664.52 1981 533.26 702.67 770.13 654.59 1499.98 2185.98 906.33 315.59 367.06 708.75 650.82 443.21 811.53 1982 411.93 521.94 884.86 909.07 1732.64 2261.68 1369.81 412 311.17 508.61 620.52 421.25 863.79 1983 403.25 707.62 879.65 753.52 1183.01 1301.26 1072.21 404.07 503.67 682.07 651.48 414.38 746.35 1984 543.63 602.57 559.05 753.04 985.8 1580.09 737.46 328.49 472.33 711.4 626.28 437.49 694.8 1985 462.85 373.26 470.88 691.22 1101.71 1186.1 412.15 389.73 593.52 635.31 750.51 449.82 626.42 1986 506.23 575.85 880.48 1010.54 994.11 1292.48 459.87 208.19 468.27 716.51 657.99 483.4 687.83 1987 408.99 442.01 440.67 691.12 923.59 537.55 343.24 312.07 490.83 642.89 527.55 415.93 514.7 1988 283.04 348.88 530.99 761.63 785.29 612.36 327.25 179.42 289.23 576.11 595.03 391.42 473.39 1989 333.77 330.22 494.36 818.55 1301.76 1172.42 602.79 465.77 605.98 671.48 736.53 660.33 682.83 1990 641.55 624.79 557.57 1084.73 1275.36 1956.99 888.24 394.15 468.08 733.59 778.25 587.26 832.55 1991 634.12 744.53 755.88 901.8 1530.31 1875.06 1091.48 375.84 474.2 725.74 622.69 493.54 852.1 1992 430.05 376.66 478.19 542.84 606.29 439.15 381.04 287.45 418.57 720.35 559.07 355.13 466.23 1993 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 510.03 573.78 656.71 877.73 1440.93 1733.23 831.45 342.34 416.38 613.8 634.68 526.01 763.09 Std Dev 116.75 160.42 179.55 328.79 474.62 674.43 329.87 81.15 93.38 124.08 86.86 101.85 159.32