| Forecast Period | 90% Exceedance Volume | 50% Exceedance Volume | Percent Average | 10% Exceedance Volume | |
| Mammoth Ck | |||||
| West Hatch Ditch, Abv | April-July | 11 | 45 | 173 | 79 |
| Sevier | |||||
| Hatch | April-July | 83 | 105 | 191 | 137 |
| Kingston, Nr * | April-July | 65 | 85 | 258 | 107 |
| Ef Sevier | |||||
| Kingston, Nr * | April-July | 32 | 45 | 129 | 52 |
| Sevier | |||||
| Piute Dam, Blo, Marysvale, Nr * | April-July | 100 | 130 | 197 | 160 |
| Clear Ck | |||||
| Sevier, Nr, Diversions, Abv | April-July | 18 | 29 | 132 | 40 |
| Salina Ck | |||||
| Emery, Nr | April-July | 7 | 16 | 178 | 28 |
| Salina | April-July | 15 | 39 | 198 | 75 |
| Manti Ck | |||||
| Manti, Nr, Dugway Ck, Blo | April-July | 16 | 23 | 126 | 36 |
| Sevier | |||||
| Gunnison, Nr, San Pitch, Blo * | April-July | 125 | 195 | 184 | 315 |
| Chicken Ck | |||||
| Levan, Nr | April-July | 5 | 9 | 200 | 15 |
| Oak Ck | |||||
| Oak City, Nr, Little Ck, Abv | April-July | 1.8 | 2.7 | 163 | 3.5 |
| Beaver | |||||
| Beaver, Nr | April-July | 31 | 45 | 167 | 64 |
| Minersville Res, Minersville, Nr | April-July | 24 | 32 | 193 | 40 |
| Coal Ck | |||||
| Cedar City, Nr | April-July | 28 | 38 | 197 | 51 |