| Forecast Period | 90% Exceedance Volume | 50% Exceedance Volume | Percent Average | 10% Exceedance Volume | |
| Santa Clara | |||||
| Pine Valley, Nr | April-July | 1.1 | 2.5 | 50 | 4.7 |
| Virgin | |||||
| Virgin | April-July | 21 | 32 | 55 | 54 |
| Hurricane, Nr | April-July | 16 | 28 | 44 | 55 |
| Littlefield | April-July | 14 | 27 | 42 | 56 |