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| STANISLAUS RIVER - NEW MELONES RESERVOIR (NMSC1) | ||||||||||||||||||
| Latitude: 37.96º N | Longitude: 120.52º W | Elevation: 1400 Feet | ||||||||||||||||
| Location: Calaveras County in CA | ||||||||||||||||||
| River Group: San Joaquin | ||||||||||||||||||
| Issuance Time: | Jul 15 2026 at 7:12 AM PDT |
| Please Note: | Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty. Flow data on this product are unregulated / full natural flow. |
| 4x5-Day Probability Plot |

| Tabular 4 x 5-Day Streamflow Volume Data | |||||
| Observed Peak 1-Day Streamflow Volume: (April 1 at 12 UTC to Current Date at 12 UTC) | Observed 04/22/2026 8.6kaf | ||||
| Forecast Peak 1-Day Streamflow Volume: (Current Date at 12 UTC to August 1 at 12 UTC) | 10% (Max) 07/25/2026 1.2kaf | 25% 07/21/2026 0.5kaf | 50% (Prob) 07/16/2026 0.4kaf | 75% 07/16/2026 0.4kaf | 90% (Min) 07/16/2026 0.4kaf |
| Tabular 5-Day Volume Accumulations (1000s of Acre-Feet) | ||||
| Probability | 07/15 to 07/20 | 07/20 to 07/25 | 07/25 to 07/30 | 07/30 to 08/04 |
| 10% | 2.0 kaf | 3.0 kaf | 2.4 kaf | 1.9 kaf |
| 25% | 2.0 kaf | 1.8 kaf | 1.6 kaf | 1.5 kaf |
| 50% (Median) | 1.9 kaf | 1.7 kaf | 1.5 kaf | 1.4 kaf |
| 75% | 1.9 kaf | 1.7 kaf | 1.5 kaf | 1.4 kaf |
| 90% | 1.9 kaf | 1.7 kaf | 1.5 kaf | 1.4 kaf |
| Location Photographs | ||
| ESRI™ Locator Map |