| Forecast Period | 90% Exceedance Volume | 50% Exceedance Volume | Percent Average | 10% Exceedance Volume | |
| Santa Clara | |||||
| Pine Valley, Nr | April-July | 1.1 | 1.6 | 33 | 3 |
| Virgin | |||||
| Virgin | April-July | 15.9 | 21 | 36 | 34 |
| Hurricane, Nr | April-July | 6.6 | 14.4 | 23 | 30 |
| Littlefield | April-July | 8.4 | 12.5 | 19.2 | 29 |