| Streamflow Sites | 95% Confidence Interval (1000 ac-ft) | Best RMSE (1000 ac-ft) | Remark | |
| Lower | Upper | |||
| Weber River near Oakley | 8.66 | 11.45 | 8.31 | NP, CP and TP |
| Chalk Creek at Coalville | 2.75 | 4.46 | 2.65 | NP |
| Muddy Creek near Emery | 2.52 | 4.11 | 2.44 | NP |
| Sevier River at Hatch | 5.36 | 7.72 | 5.04 | NP |
| Sixth Water Creek near Springville | 0.88 | 1.32 | 0.73 | NP |