| Forecast Period | 90% Exceedance Volume | 50% Exceedance Volume | Percent Average | 10% Exceedance Volume | |
| Santa Clara | |||||
| Pine Valley, Nr | April-July | 1.5 | 2.9 | 58 | 10 |
| Virgin | |||||
| Virgin | April-July | 19.5 | 34 | 59 | 88 |
| Hurricane, Nr | April-July | 9.1 | 28 | 44 | 90 |
| Littlefield | April-July | 10.2 | 28 | 43 | 89 |