| Table III-33.--Summary of results of selenium load analysis on South Fork of Solomon River | |||
| Location | Flow (cfs) |
Selenium load (grams/day) |
Units selenium load (grams/cfs/day) |
| May 19, 1998 (before irrigation began) | |||
| Below Webster Reservoir | 103 | 705 | 6.8 |
| Sum of all natural tributaries not affected | 40.0 | 280 | 7.0 |
| by irrigation | 5.1 | 28 | 5.5 |
| From irrigated areas | 163 | 877 | 5.4 |
| At Osborne, Kansas | |||
| August 25, 1998 | |||
| Below Webster Reservoir | 143 | <350 | <2.4 |
| Sum of all natural tributaries not affected | 0.5 | 3.3 | 6.6 |
| by irrigation | 1.4 | 7 | 5.0 |
| From irrigated areas | 41 | 401 | 9.8 |
| At Osborne, Kansas | |||
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