| Forecast Period | 90% Exceedance Volume | 50% Exceedance Volume | Percent Average | 10% Exceedance Volume | |
| Sevier | |||||
| Hatch * | April-July | 19.1 | 24 | 50 | 29 |
| June-July | 3.5 | 8.5 | 39 | 13 | |
| Kingston, Nr * | April-July | 7.4 | 8.9 | 27 | 11.9 |
| June-July | 0.9 | 2 | 14.7 | 5 | |
| Ef Sevier | |||||
| Kingston, Nr * | April-July | 14.4 | 21 | 60 | 31 |
| June-July | 9 | 16 | 86 | 26 | |
| Sevier | |||||
| Piute Res, Marysville,nr * | April-July | 22 | 27 | 42 | 35 |
| June-July | 27 | 18 | 56 | 26 | |
| Clear Ck | |||||
| Sevier, Nr, Diversions, Abv | April-July | 10 | 12.8 | 61 | 16.3 |
| June-July | 1 | 3.5 | 40 | 6 | |
| Salina Ck | |||||
| Emery, Nr | April-July | 2.6 | 3.5 | 44 | 4.5 |
| June-July | 0.6 | 1.5 | 45 | 2.5 | |
| Manti Ck | |||||
| Manti, Nr, Dugway Ck, Blo | April-July | 6.4 | 7.9 | 47 | 9.9 |
| June-July | 4 | 5.5 | 59 | 7.5 | |
| Sevier | |||||
| Gunnison, Nr * | April-July | 21 | 29 | 29 | 43 |
| June-July | 6 | 14 | 28 | 28 | |
| Beaver | |||||
| Beaver, Nr | April-July | 10.7 | 13.2 | 51 | 17.2 |
| June-July | 1.5 | 4 | 29 | 8 | |
| Coal Ck | |||||
| Cedar City, Nr | April-July | 9.5 | 11 | 57 | 13 |
| June-July | 1 | 2.5 | 40 | 4.5 |