| Forecast Period | 90% Exceedance Volume | 50% Exceedance Volume | Percent Average | 10% Exceedance Volume | |
| Santa Clara | |||||
| Pine Valley, Nr | April-July | 1.8 | 2 | 40 | 2.4 |
| June-July | 0.15 | 0.4 | 19 | 0.76 | |
| Virgin | |||||
| Virgin | April-July | 23 | 25 | 43 | 28 |
| June-July | 4.8 | 7 | 46 | 9.6 | |
| Hurricane, Nr | April-July | 17.2 | 20 | 32 | 24 |
| June-July | 3.9 | 7 | 43 | 11 | |
| Littlefield | April-July | 18.9 | 22 | 34 | 26 |
| June-July | 2.1 | 5 | 29 | 9.2 |