Results
| Country: | U.S.A.
| | Station: | CALALLEN, TX | | River: | NUECES RIVER | | Area: | 43820.20 | | Lat: | 27.87 | | Lon: | -97.62 | | Source: | USGS | | PointID: | 8211500 | | Area Units: | km2 | | Discharge Units: | m3/sec | | Starting Year: | 1987 | | Ending Year: | 1993 | | Total Years: | 7 | | Total Usable Years: | 6 | |
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| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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| 1987 | -9999 | -9999 | -9999 | -9999 | -9999 | -9999 | 0.17 | 0.14 | 1.01 | 2.74 | 3.36 | 1.74 | -9999 |
| 1988 | 1.22 | 1.25 | 0.66 | 0.26 | 0.29 | 0.55 | 0.51 | 0.32 | 0.67 | 0.58 | 0.21 | 0.98 | 0.63 |
| 1989 | 0.35 | 0.3 | 0.28 | 0.43 | 0.17 | 0.44 | 0.44 | 0.22 | 0.37 | 0.35 | 0.69 | 0.66 | 0.39 |
| 1990 | 0.6 | 0.55 | 0.64 | 2.5 | 12.43 | 5.13 | 15.87 | 28.98 | 8.96 | 4.71 | 0.5 | 0.33 | 6.77 |
| 1991 | 0.33 | 0.51 | 2.27 | 4.17 | 12.43 | 6.51 | 0.38 | 0.13 | 4.57 | 3.88 | 1.49 | 3.18 | 3.32 |
| 1992 | 23.2 | 34.21 | 24.58 | 37.66 | 31.5 | 50.77 | 1.06 | 2.25 | 1.62 | 2.11 | 0.76 | 0.96 | 17.56 |
| 1993 | 0.25 | 0.34 | 0.68 | 0.63 | 10.13 | 8.52 | 9.47 | 0.46 | 3.07 | -9999 | -9999 | -9999 | -9999 |
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| Avg | 4.33 | 6.19 | 4.85 | 7.61 | 11.16 | 11.99 | 3.99 | 4.64 | 2.9 | 2.4 | 1.17 | 1.31 | 5.73 |
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| Std Dev | 8.45 |
12.53 |
8.85 |
13.51 |
10.46 |
17.59 |
5.76 |
9.96 |
2.83 |
1.59 |
1.05 |
0.94 |
6.35 |
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| | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Avg Annual |
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