Sacramento-San Joaquin Delta at Mallard Island
Critical Stages
Action
Flood
Moderate
Major
Latest Observation
Updated: 11:15 PM PST 12/7/25
Status: Not Defined
Stage: 0.77 ft
Flow: -999 kcfs
Forecast
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 12 AM 12/8 | 1 | 4 |
| 6 AM 12/8 | 5.1 | 8.1 |
| 10 AM 12/8 | 3 | 6 |
| 4 PM 12/8 | 6.1 | 9.1 |
| 1 AM 12/9 | 1.3 | 4.35 |
| 6 AM 12/9 | 5.3 | 8.31 |
| 11 AM 12/9 | 3.1 | 6.11 |
| 5 PM 12/9 | 5.9 | 8.9 |
| Time | Stage (ft) | Flow (kcfs) |
|---|---|---|
| 11:45 PM 12/7 | 0.67 | -999 |
| 11:30 PM 12/7 | 0.7 | -999 |
| 11:15 PM 12/7 | 0.77 | -999 |
| 11:00 PM 12/7 | 0.89 | -999 |
| 10:45 PM 12/7 | 1.03 | 4.04 |
| 10:30 PM 12/7 | 1.15 | 4.18 |
| 10:15 PM 12/7 | 1.28 | 4.33 |
| 10:00 PM 12/7 | 1.44 | 4.5 |
| 9:45 PM 12/7 | 1.6 | 4.65 |
| 9:30 PM 12/7 | 1.78 | 4.82 |
| 9:15 PM 12/7 | 1.91 | 4.93 |
| 9:00 PM 12/7 | 2.06 | 5.07 |
| 8:45 PM 12/7 | 2.22 | 5.24 |
| 8:30 PM 12/7 | 2.44 | 5.47 |
| 8:15 PM 12/7 | 2.61 | 5.64 |
| 8:00 PM 12/7 | 2.71 | 5.73 |
| 7:45 PM 12/7 | 2.94 | 5.95 |
| 7:30 PM 12/7 | 3.1 | 6.11 |
| 7:15 PM 12/7 | 3.24 | 6.25 |
| 7:00 PM 12/7 | 3.49 | 6.51 |
| 6:45 PM 12/7 | 3.65 | 6.66 |
| 6:30 PM 12/7 | 3.93 | 6.93 |
| 6:15 PM 12/7 | 4.13 | 7.14 |
| 6:00 PM 12/7 | 4.4 | 7.41 |
| 5:45 PM 12/7 | 4.69 | 7.7 |
| 5:30 PM 12/7 | 4.99 | 7.99 |
| 5:15 PM 12/7 | 5.26 | 8.27 |
| 5:00 PM 12/7 | 5.51 | 8.52 |
| 4:45 PM 12/7 | 5.76 | 8.77 |
| 4:30 PM 12/7 | 5.94 | 8.94 |
No flood impact data available for this location.
Historical crest information is not available.
Data provided by the National Weather Service.
