Results
Country: | U.S.A.
| Station: | LIBBY DAM, NEAR LIBBY, MT. | River: | KOOTENAI RIVER | Area: | 44053550.37 | Lat: | 48.4 | Lon: | -115.32 | Source: | USGS | PointID: | 12301933 | Area Units: | km2 | Discharge Units: | m3/sec | Starting Year: | 1971 | Ending Year: | 1996 | Total Years: | 26 | Total Usable Years: | 25 | |
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Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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1971 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 134.83 | 112.8 | 78.56 | -9999 |
1972 | 71.07 | 86.51 | 111.99 | 160.56 | 531.35 | 883.68 | 571.18 | 373.14 | 592.86 | 909.16 | 700.85 | 98.1 | 424.2 |
1973 | 87.33 | 87.58 | 94.18 | 92.97 | 79.84 | 116.76 | 155.93 | 298.52 | 547.56 | 284.17 | 221.96 | 74.74 | 178.46 |
1974 | 250.42 | 510.01 | 308.77 | 321.49 | 459.65 | 512.1 | 490.94 | 353.67 | 326.23 | 637.5 | 503.57 | 378.53 | 421.07 |
1975 | 434.25 | 581.91 | 293.48 | 128.79 | 196.39 | 116.83 | 94.02 | 79.89 | 222.66 | 329.43 | 478.75 | 526.06 | 290.21 |
1976 | 688.29 | 466.84 | 366.42 | 179.25 | 98.32 | 128.11 | 417.63 | 522.77 | 314.17 | 439.83 | 405.81 | 398.36 | 368.82 |
1977 | 343.39 | 272.34 | 275.11 | 235.12 | 136.8 | 111.84 | 284.71 | 215.23 | 188.1 | 283.42 | 446.68 | 209.08 | 250.15 |
1978 | 306.59 | 260.34 | 115.94 | 87.91 | 99.46 | 221.65 | 350.26 | 261.69 | 294.59 | 348.89 | 537.27 | 553.24 | 286.49 |
1979 | 454.39 | 143.74 | 112.23 | 95.58 | 83.6 | 108.21 | 100.28 | 158.75 | 216.93 | 367.79 | 558.03 | 430.09 | 235.8 |
1980 | 322.38 | 192.67 | 106.79 | 91.77 | 89.18 | 413.4 | 291.7 | 215.91 | 215.87 | 406.24 | 453.91 | 481.1 | 273.41 |
1981 | 549.61 | 492.92 | 192.1 | 82.89 | 88.91 | 396.84 | 773.97 | 388.96 | 261.21 | 364.98 | 388.74 | 545.55 | 377.22 |
1982 | 537.08 | 386.5 | 239.55 | 212.1 | 337.16 | 152.35 | 250.78 | 290.31 | 240.8 | 373.41 | 568.32 | 470.43 | 338.23 |
1983 | 554.65 | 460.14 | 184.66 | 127.93 | 165.28 | 114.47 | 308.55 | 282 | 286.33 | 353.32 | 326.02 | 582.14 | 312.12 |
1984 | 518.21 | 209.98 | 120.2 | 115.51 | 104.05 | 107.92 | 282.91 | 342.64 | 254.84 | 353.26 | 435.87 | 585.43 | 285.9 |
1985 | 549.59 | 186.17 | 113.01 | 87.02 | 86.02 | 91.07 | 145.68 | 188.52 | 316.16 | 533.18 | 541.02 | 377.41 | 267.9 |
1986 | 482.24 | 114.27 | 126.11 | 118.64 | 88.15 | 306.79 | 453.73 | 246.87 | 453.92 | 693.49 | 584.42 | 175.41 | 320.34 |
1987 | 316 | 259.45 | 109.8 | 85.9 | 85.69 | 105.72 | 230.2 | 261.09 | 371.02 | 584.06 | 347.25 | 254.01 | 250.85 |
1988 | 550.13 | 411.67 | 124.59 | 85.06 | 83.6 | 85.39 | 89.48 | 118.36 | 492.56 | 425.26 | 465.8 | 492.45 | 285.36 |
1989 | 243.64 | 242.19 | 92.97 | 85.49 | 85.32 | 94.27 | 136.65 | 486.45 | 250.67 | 488.58 | 456.2 | 512 | 264.54 |
1990 | 156.26 | 630.66 | 352.08 | 182.5 | 112.83 | 432.26 | 497.48 | 304 | 268.78 | 547.46 | 274.57 | 689.36 | 370.69 |
1991 | 684.63 | 551.17 | 278.65 | 259.87 | 259.63 | 372.03 | 518.56 | 378.41 | 376.4 | 541.04 | 705.67 | 455.03 | 448.42 |
1992 | 131.33 | 113.09 | 103.84 | 150.79 | 221.05 | 226.32 | 113.83 | 249.42 | 451.25 | 346.8 | 504.69 | 382.4 | 249.57 |
1993 | 203.1 | 194.51 | 227.26 | 113.83 | 125.21 | 291.99 | 111.61 | 132.62 | 254.95 | 408.81 | 517.63 | 552.73 | 261.19 |
1994 | 238.38 | 109.78 | 110.72 | 108.08 | 234.58 | 483.56 | 166.43 | 116.02 | 147.27 | 274.56 | 388.77 | 263.2 | 220.11 |
1995 | 450.19 | 138.38 | 112.08 | 120.46 | 392.45 | 558.22 | 234.04 | 384.5 | 189.94 | 182.91 | 524.34 | 624.97 | 326.04 |
1996 | 698.52 | 353.26 | 223.81 | 464.65 | 382.02 | 731.81 | 425.21 | 473.44 | 258.86 | -9999 | -9999 | -9999 | -9999 |
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Avg | 392.87 | 298.24 | 179.85 | 151.77 | 185.06 | 286.54 | 299.83 | 284.93 | 311.76 | 424.5 | 457.96 | 407.62 | 304.46 |
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Std Dev | 185.86 |
168.2 |
86.78 |
88.32 |
131.41 |
215.07 |
176.1 |
116.41 |
113.42 |
163.48 |
131.99 |
173.13 |
67.06 |
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| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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