Period | Coefficient of determination (R2) | Nash-Sutcliffe efficiency (NSE) | Percent bias (PBIAS) |
Calibration period (1945-1970) | 0.64 | 0.25 | 6.48 |
Validation period (1971-1980) | 0.71 | 0.21 | −22.92 |
Thresholds (good) | >0.5 | 0.65 < NSE < 0.75 | ±10 < PBIAS < ±15 |
Thresholds (satisfactory) |
| 0.50 < NSE < 0.65 | ±15 < PBIAS < ±25 |