| Forecast Period | 90% Exceedance Volume | 70% Exceedance Volume | 50% Exceedance Volume | Percent Average | 30% Exceedance Volume | 10% Exceedance Volume | |
| Santa Clara | |||||||
| Pine Valley, Nr | April-July | 2.9 | 4.1 | 6 | 120 | 7.2 | 13.7 |
| Virgin | |||||||
| Virgin | April-July | 36 | 53 | 68 | 117 | 83 | 120 |
| Hurricane, Nr | April-July | 29 | 50 | 71 | 113 | 92 | 139 |
| Littlefield | April-July | 30 | 56 | 78 | 120 | 105 | 168 |