| Forecast Period | 90% Exceedance Volume | 50% Exceedance Volume | Percent Median | 10% Exceedance Volume | |
| Little Colorado | |||||
| Lyman Lk, Abv, St. Johns, Nr | April-June | 0.67 | 0.68 | 19.4 | 0.97 |
| Zuni | |||||
| Black Rock Res, Abv | April-May | 0 | 0 | 0 | 0.03 |
| Chevelon Ck | |||||
| Winslow, Nr, Wildcat Cyn, Blo | April-May | 0 | 0 | 0 | 0.43 |