| Forecast Period | 90% Exceedance Volume | 70% Exceedance Volume | 50% Exceedance Volume | Percent Average | 30% Exceedance Volume | 10% Exceedance Volume | |
| Bear | |||||||
| Utah | April-July | 130 | 143 | 148 | 136 | 161 | 172 |
| May-July | 124 | 137 | 142 | 141 | 155 | 166 | |
| Woodruff Narrows Rsvr, Abv | April-July | 151 | 184 | 193 | 179 | 220 | 240 |
| May-July | 130 | 163 | 172 | 185 | 200 | 220 | |
| Stewart Dam * | April-July | 340 | 415 | 435 | 270 | 475 | 530 |
| May-July | 325 | 400 | 420 | 333 | 460 | 515 | |
| Smiths Fork | |||||||
| Border, Nr | April-July | 95 | 103 | 109 | 124 | 119 | 130 |
| May-July | 91 | 99 | 105 | 133 | 115 | 126 | |
| Logan | |||||||
| Logan, Nr, State Dam, Abv | April-July | 149 | 160 | 165 | 156 | 169 | 193 |
| May-July | 138 | 149 | 154 | 167 | 158 | 182 | |
| Blacksmith Fork | |||||||
| Hyrum, Nr, Upnl Dam, Abv | April-July | 73 | 81 | 85 | 230 | 90 | 96 |
| May-July | 61 | 69 | 73 | 270 | 78 | 84 | |
| Little Bear | |||||||
| Paradise | April-July | 92 | 100 | 109 | 279 | 118 | 129 |
| May-July | 69 | 77 | 86 | 331 | 95 | 106 |