| Forecast Period | 90% Exceedance Volume | 70% Exceedance Volume | 50% Exceedance Volume | Percent Average | 30% Exceedance Volume | 10% Exceedance Volume | |
| Weber | |||||||
| Oakley, Nr | April-July | 69 | 84 | 100 | 85 | 116 | 138 |
| Rockport Res, Wanship, Nr | April-July | 63 | 81 | 102 | 77 | 119 | 153 |
| Coalville, Nr | April-July | 61 | 79 | 101 | 75 | 118 | 156 |
| Chalk Ck | |||||||
| Coalville | April-July | 15.8 | 22 | 30 | 73 | 40 | 53 |
| Weber | |||||||
| Echo Res, Echo, At | April-July | 73 | 104 | 127 | 74 | 159 | 210 |
| Lost Ck | |||||||
| Lost Ck Res, Croydon, Nr | April-July | 5.4 | 8.4 | 10 | 75 | 12.7 | 17 |
| East Canyon Ck | |||||||
| East Canyon Res, Morgan, Nr | April-July | 12.4 | 16.3 | 21 | 78 | 26 | 31 |
| Weber | |||||||
| Gateway | April-July | 142 | 191 | 255 | 78 | 305 | 400 |
| Sf Ogden | |||||||
| Huntsville, Nr | April-July | 38 | 45 | 52 | 93 | 61 | 86 |
| Ogden | |||||||
| Pineview Res, Ogden, Nr | April-July | 59 | 86 | 103 | 91 | 143 | 182 |