Country= U.S.A. Station= MANDERSON WYO River= BIGHORN R Area= 28612.62 Lat= 44.27 Lon= -107.98 Source= USGS PointID= 6269500 Area Units= km2 Discharge Units= m3/sec Starting Year= 1903 Ending Year= 1995 Total Years= 93 Total Usable Years= 87 Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Avg Annual 1903 53.98 53.57 157.52 337.66 360.69 146.73 175.29 136.38 244.12 307.63 121.05 77.96 181.05 1904 74.04 63.38 80.95 304.47 231.49 251.1 89.96 66.11 100.12 292.32 137.14 69.12 146.68 1905 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1906 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1907 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1908 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1909 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 1910 86.28 87.13 168.97 111.38 78.24 52.86 38.44 38.05 40.09 42.91 38.01 36.45 68.23 1911 32.75 40.13 65.06 97.03 113.94 89.66 50.09 50.2 60.99 108.41 57.4 56.24 68.49 1912 42.16 40.98 43.55 193.89 276.98 101.7 50.89 49.36 58.24 52.28 43.96 42.22 83.02 1913 37.6 35.59 48.65 182.16 138.59 81.8 99.37 76.7 71.11 117.39 93.88 67.28 87.51 1914 50.68 43.31 60.97 150.4 211.49 198.22 156.68 77.63 117.51 80.49 62.2 52.69 105.19 1915 49.34 49.56 67.54 178.26 250.53 212.05 101.81 59.18 50.98 87.13 155.25 72.38 111.17 1916 50.98 56.05 61.19 628.2 391.05 191.79 197.34 80.06 85.98 84.21 66.88 53.02 162.23 1917 47.52 47.23 59.65 275.45 133.59 100.12 101.49 71.61 63.05 80.58 83.1 45 92.37 1918 44.02 47.43 80.2 75.04 143.73 134.83 48.76 48.41 46.39 46.96 73.19 62.69 70.97 1919 57.1 52.93 137.94 271.09 134.6 120.25 80.95 100.08 52.85 61.76 99.12 70.14 103.23 1920 52.88 52.82 266.61 282.7 188.77 235.74 163.02 59.01 65.05 86.1 89 68.06 134.15 1921 54.82 55.73 79.66 182 110.85 105.01 51.66 48.72 60.27 51.97 44.8 49.3 74.57 1922 42.83 43.93 111.91 362.29 165.67 81.76 65.27 46.59 49.56 46.22 56.16 49.5 93.47 1923 48.5 45.4 53.87 129.37 138.52 72.43 99.73 50.03 46.55 46.76 47.39 51.5 69.17 1924 40.87 40.57 48.47 94.2 157.2 73.37 52.6 115.91 89.06 105.01 68.06 46.68 77.67 1925 37.7 42.49 76.12 110.85 77.26 67.3 62.26 38.41 41.95 43.58 41.31 38.23 56.46 1926 33.08 37 65.65 103.63 72.08 66.58 48.12 58.15 110.47 139.22 98.84 67.73 75.05 1927 55.65 51.71 288.16 354.13 176.58 153.94 106.94 56.91 58.38 61.2 59.88 60.5 123.67 1928 52.7 52.77 178.36 301.52 168.9 89.09 126.8 76.69 156.1 164.13 108.46 73.76 129.11 1929 57.02 56.91 237.87 323.21 109.5 69.68 67.95 44.07 57.26 71.88 68.27 52.27 101.32 1930 47.88 63.66 86.62 91.91 218.58 111.88 53.75 34.92 37.51 53.88 58.42 51.42 75.87 1931 44.24 48.62 62.65 74.29 72.48 186.14 71.77 43.02 39.2 47.96 85.26 66.23 70.16 1932 49.87 43.56 53.21 198.99 156.36 64.59 37.02 32.98 38.06 39.07 55.75 39.51 67.41 1933 37.97 37.13 52.1 107.84 127.74 76.56 34.6 26.75 32.62 43.61 44.01 43.71 55.39 1934 44 39.33 52.21 126.93 68.8 41.93 28.7 23.75 39.69 69.13 61.34 52.61 54.04 1935 44.82 49.37 220.12 147.61 128.76 96.14 110.96 93.89 61.2 57.55 72.85 54.57 94.82 1936 49.67 41.2 93.63 424.56 308.12 64.23 36.9 36.08 54.59 47.85 50.38 47.09 104.52 1937 50.51 46.84 59.85 252.45 231.07 123.22 49.23 46.7 58.41 57.25 55.8 43.92 89.6 1938 41.27 44.41 132.44 251.25 457.05 207.15 94.83 69.87 140.55 66.67 90.48 62.02 138.17 1939 64.42 55.81 170.37 399.29 182.11 165.96 82.5 66.74 53.18 52.94 53.34 47.31 116.16 1940 40.58 44.36 50.61 185.33 195.96 84.35 45.09 52.54 45.25 46.96 90.7 63.58 78.78 1941 62.39 53.66 55.47 487.71 126.38 182.13 70.23 51.59 413.16 222.03 156.74 95.07 164.71 1942 64.33 61.24 111.22 160.26 292.6 217.47 114.13 73.85 127.28 95.18 85.85 62.11 122.13 1943 58.43 60 75.5 357.27 202.75 459.83 139.34 103.26 75.7 74.86 88.57 61.53 146.42 1944 53.18 60.78 70.43 251.22 464.51 552.41 224.94 112.9 100.36 93.05 88.22 63.8 177.98 1945 59.82 57.57 408.24 378.03 138.08 326.43 166.36 119.2 180.35 118.5 97.6 75.6 177.15 1946 75.72 69.9 266.04 200.89 118.4 410.36 196.29 63.37 75.71 126.63 186.62 92.84 156.9 1947 75 61.88 74.99 353.95 237.05 153.06 56.77 53.92 57.48 55.46 65.41 60.42 108.78 1948 51.48 48.26 138.12 401.03 115.72 59.65 50.82 45.68 39.91 41.12 56.02 50.6 91.53 1949 46.42 47.98 99.11 198.51 196.74 62.66 97.66 62.09 52.5 103.21 62.57 52.36 90.15 1950 46.26 52.3 73.76 567.49 618.56 99.66 74.76 50.34 47.19 81.97 64.83 61.58 153.23 1951 57.79 56.82 73.4 509.61 176.54 223.02 252.69 101.76 318.46 196.05 240.56 128.92 194.64 1952 86.32 79.62 81.15 631.91 137.87 145.31 488.77 157.37 114 72.14 68.47 70.21 177.76 1953 65.08 65.8 193.92 334.8 376.69 370.98 183.27 276.78 78.58 69.82 85.19 88.71 182.47 1954 70.95 74.09 87.33 301.58 479.75 380.85 290.13 105.94 144.37 163.78 111.47 80.32 190.88 1955 69.5 68.41 86.62 391.9 101.97 109.65 119.45 276.86 117.6 105.79 111.13 86.57 137.12 1956 77.07 72.8 77.29 492.78 169.98 132.76 100.25 118.11 70.43 70.79 94.28 71.62 129.01 1957 58.65 57.01 112.77 254.94 138.25 264.44 206.42 77.37 157.74 87.95 114.35 74.96 133.74 1958 60.95 61.39 83.93 174.39 88.62 110.65 253.32 66.47 111.65 69.81 86.53 53.96 101.81 1959 48.18 46.72 59.38 82.19 155.89 142.58 76.71 58.57 95.94 101.13 73.95 60.95 83.52 1960 64.9 53.08 61.02 273.33 234.77 138.36 66.72 62.71 107.46 68.11 74.79 66.49 105.98 1961 48.41 46.65 81.18 200.06 323.67 87.52 57.72 44.2 53.92 59.34 84.45 57.5 95.39 1962 50.59 51.45 68.31 297 364.39 155.21 80.95 66.52 95.15 71.89 63.49 53.3 118.19 1963 48.56 43.42 76.65 147.88 176.62 142.43 45.65 53.09 50.05 51.83 51.42 48.17 77.98 1964 44.27 42.88 53.35 187.37 358.05 79.02 55.57 50.19 103.42 63.46 60.3 49.77 95.64 1965 49.16 47.58 55.42 627.41 328.95 211.25 91.49 67.44 91.08 212.43 99.19 157.2 169.88 1966 96.65 117.82 358.71 356.37 185.43 121.53 75.16 116.45 67.58 79.49 67.9 58.64 141.81 1967 60.38 61.93 91.79 416.31 117.23 377.47 101.22 64.06 59.48 59.79 57.79 52.87 126.69 1968 48.18 44.92 82.5 175.23 203.09 292.91 242.92 80.37 139.54 404.19 133.28 101.43 162.38 1969 98.65 96.22 107.16 608.71 221.76 80.72 75.48 56.94 56.69 68.3 74.21 63.41 134.02 1970 59.79 55.51 69.71 318.3 214.41 120.32 54.99 42.35 44 98.83 185.09 94.08 113.12 1971 67.33 65.22 96.1 474.82 216.96 123.6 70.89 63.4 61.52 157.48 337.23 104.11 153.22 1972 79.18 72.21 146.88 412.1 249.79 125.64 340.11 273.88 152.51 131.59 179.12 77.14 186.68 1973 81 73.33 345.7 198.09 223.47 148.31 72.58 112.3 105.78 250.03 150.75 106.12 155.62 1974 76.23 72.81 92.4 314.37 246.35 289.11 73.12 93.96 70.08 67.49 107.93 69.78 131.14 1975 70.33 67.39 76.11 450.21 311.81 194.25 280.78 63.16 73.52 69.86 108.76 104.59 155.9 1976 76.98 88.6 215.25 454.47 88.79 82.36 55.52 41.78 36.58 45.98 44.42 42.25 106.08 1977 42.13 41.22 92.09 107.69 73.63 76.07 73.21 58.01 220.42 235.89 138.45 142.96 108.48 1978 76.56 51.8 80.85 382.12 133.62 137.51 306.17 137.98 157.85 88.56 77.5 65.78 141.36 1979 60.09 64.93 115.09 533.11 360.53 179.63 123.8 70.71 73.81 77.17 110.5 66.42 152.98 1980 61.49 57.05 72.01 195.43 69.29 77.42 50.48 67 138.29 91.54 66.88 53.67 83.38 1981 47.54 59.33 84.24 260.75 195.29 238.66 130.08 115.49 85.39 192.93 103.57 67.33 131.72 1982 62.32 66.11 84.31 486.94 305.35 83.52 121.39 65.28 100.39 248.18 197.48 138.97 163.35 1983 95.94 87.77 317.9 398.79 168.27 118.97 190.61 124.13 139.36 198.92 166.75 164.82 181.02 1984 121.18 170.51 155.09 322.96 328.8 414.07 131.83 88.52 109.27 264.45 160.52 110.2 198.12 1985 81.08 73.94 206.27 379.04 240.1 195.03 145.99 110.16 226.5 265.67 130.48 108.95 180.27 1986 91.6 71.31 140.84 577.03 560.43 190.29 188.02 227.6 351.87 212.46 135.47 98.82 237.15 1987 87.19 83.12 123.65 103.91 92.26 73.56 57.83 58.96 59.99 60.86 74.89 73.72 79.16 1988 56.91 55.12 113.27 187.67 118.32 48.19 38.07 49.61 62.5 62.47 85.4 63.32 78.4 1989 57.46 54.87 76.22 303.28 223.33 120.24 48.88 46.01 75.79 49.96 60.08 43.11 96.6 1990 45.49 46.48 166.8 115.73 196.3 162.1 91.16 71.63 96.62 130.71 86.53 60.08 105.8 1991 54.64 53.68 167.74 263.83 344.44 245.66 197.27 92.21 181.6 97.03 222.18 149.04 172.44 1992 108.15 90.69 297.06 332.41 147.9 92.62 153.59 67.67 88.05 90.46 103.58 73.87 137.17 1993 70.15 68.45 103.65 249.49 200.45 317.73 232.57 85.45 87.81 82.21 106.33 93.16 141.45 1994 75.48 79.98 144.89 328.07 236.15 109.29 130.88 78.82 182.83 154.14 116.25 96.13 144.41 1995 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 -9999 Avg 60.01 59.13 118.64 290.58 211.19 160.6 116.04 79.53 97.83 106.6 96.47 71.31 122.33 Std Dev 17.38 19.21 78.18 145.68 112.02 102.24 81.1 48.98 68 72.32 49.56 27.28 40.32