| Forecast Period | 90% Exceedance Volume | 70% Exceedance Volume | 50% Exceedance Volume | Percent Average | 30% Exceedance Volume | 10% Exceedance Volume | |
| Weber | |||||||
| Oakley, Nr | April-July | 116 | 135 | 152 | 129 | 170 | 194 |
| Rockport Res, Wanship, Nr | April-July | 128 | 155 | 175 | 133 | 194 | 235 |
| Coalville, Nr | April-July | 129 | 157 | 181 | 135 | 200 | 245 |
| Chalk Ck | |||||||
| Coalville | April-July | 39 | 50 | 60 | 146 | 72 | 88 |
| Weber | |||||||
| Echo Res, Echo, At | April-July | 168 | 210 | 230 | 135 | 275 | 325 |
| Lost Ck | |||||||
| Lost Ck Res, Croydon, Nr | April-July | 15.1 | 19.6 | 23 | 172 | 27 | 34 |
| East Canyon Ck | |||||||
| East Canyon Res, Morgan, Nr | April-July | 23 | 31 | 37 | 137 | 43 | 51 |
| Weber | |||||||
| Gateway | April-July | 360 | 440 | 500 | 154 | 600 | 680 |
| Sf Ogden | |||||||
| Huntsville, Nr | April-July | 77 | 90 | 98 | 175 | 113 | 137 |
| Ogden | |||||||
| Pineview Res, Ogden, Nr | April-July | 179 | 210 | 230 | 204 | 260 | 310 |