Research Article
Influence of Hydrological Model Selection on Simulation of Moderate and Extreme Flow Events: A Case Study of the Blue Nile Basin
Table 4
Statistical measures of model performance for flow extremes.
| Metric | AWBM | IHACRES | SAC | SIMHYD | TANK |
| Maximum flow in each year |
| (m3/s) | 1882.10 | 2022.53 | 1943.30 | 5371.12 | 2613.39 | (%) | 0.44 | 2.80 | 10.17 | 62.57 | −21.81 |
| Minimum flow in each year |
| (m3/s) | 75.35 | 149.41 | 161.23 | 150.55 | 124.06 | (%) | −9.18 | −98.63 | −100.00 | −99.54 | −78.61 |
| Extreme events greater than one-third of the observed peak high flow mean |
| (m3/s) | 2133.59 | 1972.62 | 1978.95 | 2705.44 | 1808.53 | (%) | −10.89 | 5.49 | −5.59 | 7.66 | −5.81 |
| Extreme events less than one-third of the observed low flow mean |
| (m3/s) | 300.82 | 413.04 | 780.03 | 504.00 | 311.20 | (%) | −13.57 | 17.73 | 94.54 | 28.22 | 67.02 |
| Extreme events greater than the 95th percentile of the observed flow |
| (m3/s) | 1638.19 | 2926.47 | 2237.11 | 3629.58 | 2326.94 | (%) | −0.19 | 31.00 | 12.12 | 29.74 | 24.19 |
| Extreme events less than the 5th percentile of the observed flow |
| (m3/s) | 208.70 | 251.36 | 535.34 | 306.96 | 108.75 | (%) | −15.27 | −27.78 | 96.99 | 37.68 | 57.13 |
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