Results
| Country: | U.S.A.
| | Station: | BROADUS MT | | River: | POWDER RIVER | | Area: | 26132087.18 | | Lat: | 45.42 | | Lon: | -105.4 | | Source: | USGS | | PointID: | 6324710 | | Area Units: | km2 | | Discharge Units: | m3/sec | | Starting Year: | 1975 | | Ending Year: | 1992 | | Total Years: | 18 | | Total Usable Years: | 13 | |
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| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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| 1975 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 5.72 | 8.13 | 7.58 | -9999 |
| 1976 | 6.29 | 10.43 | 17.79 | 14.47 | 32.35 | 39.07 | 10.68 | 5.04 | 1.44 | 9.98 | 6.22 | 4.4 | 13.18 |
| 1977 | 3.76 | 6.42 | 12.28 | 17 | 41.38 | 13.88 | 2.65 | 5.26 | 1.91 | 6.24 | 4.51 | 4.4 | 9.97 |
| 1978 | 4.54 | 4.71 | 51.07 | 12.95 | 156.16 | 86.73 | 30.87 | 10.53 | 6.95 | 8.08 | 4.93 | 4.4 | 31.83 |
| 1979 | 3.77 | 3.5 | 17.85 | 15.81 | 16.44 | 14.88 | 7.16 | 7.96 | 4.26 | 5.26 | 5.83 | 3.57 | 8.86 |
| 1980 | 3.35 | 5.86 | 11.12 | 9.78 | 13 | 13.51 | 6 | 9.24 | 7.5 | 9.44 | 11.68 | 9.28 | 9.15 |
| 1981 | 12.77 | 13.05 | 9.41 | 4.95 | 16.04 | 26.38 | 6.85 | 3.56 | 1.01 | -9999 | -9999 | -9999 | -9999 |
| 1982 | -9999 | -9999 | 10.26 | 7.77 | 10.29 | 23 | 22.64 | 9.94 | 17.31 | -9999 | -9999 | -9999 | -9999 |
| 1983 | -9999 | -9999 | 14.66 | 14.48 | 22.73 | 43.58 | 11.17 | 5.03 | 2.28 | -9999 | -9999 | -9999 | -9999 |
| 1984 | -9999 | -9999 | 21.39 | 17.23 | 65.62 | 66.36 | 14.83 | 4.61 | 3.45 | -9999 | -9999 | -9999 | -9999 |
| 1985 | -9999 | -9999 | 12.06 | 12.47 | 9.2 | 3.29 | 0.71 | 3.61 | 1.3 | -9999 | -9999 | -9999 | -9999 |
| 1986 | -9999 | -9999 | 21.65 | 13.68 | 18.65 | 31 | 4.17 | 2.3 | 13.09 | -9999 | -9999 | -9999 | -9999 |
| 1987 | -9999 | -9999 | 24.82 | 20.11 | 16.16 | 23.79 | 16.14 | 6.75 | 10.5 | -9999 | -9999 | -9999 | -9999 |
| 1988 | -9999 | -9999 | 17.34 | 12.73 | 23.73 | 7.75 | 1.31 | 0.29 | 0.62 | -9999 | -9999 | -9999 | -9999 |
| 1989 | -9999 | -9999 | 11.5 | 7.81 | 6.66 | 7.07 | 2.73 | 0.9 | 2.29 | -9999 | -9999 | -9999 | -9999 |
| 1990 | -9999 | -9999 | 15.25 | 10.92 | 17.84 | 27.77 | 6.11 | 8.59 | 2.69 | -9999 | -9999 | -9999 | -9999 |
| 1991 | -9999 | -9999 | 10.57 | 12.8 | 47.78 | 54.22 | 5.41 | 1.72 | 2.69 | 4.54 | 8.89 | -9999 | -9999 |
| 1992 | -9999 | -9999 | 9.03 | 7.7 | 4.19 | 21.7 | 27.03 | 6.36 | 4.16 | -9999 | -9999 | -9999 | -9999 |
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| Avg | 5.75 | 7.33 | 16.94 | 12.51 | 30.48 | 29.65 | 10.38 | 5.39 | 4.91 | 7.04 | 7.17 | 5.61 | 14.6 |
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| Std Dev | 3.28 |
3.34 |
9.68 |
3.88 |
35.06 |
21.78 |
8.81 |
3.05 |
4.58 |
1.97 |
2.36 |
2.08 |
8.75 |
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| | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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