| 八ッ場ダム | 06/09 |
| 流入量(m3/s) | |
| 12時間履歴 | ||
| 00:00 | 11.52 | - |
| 23:00 | 11.52 | ▼ |
| 22:00 | 13.62 | ▼ |
| 21:00 | 13.64 | ▲ |
| 20:00 | 10.85 | - |
| 19:00 | 10.85 | - |
| 18:00 | 10.85 | ▼ |
| 17:00 | 10.86 | ▼ |
| 16:00 | 10.87 | - |
| 15:00 | 10.87 | - |
| 14:00 | 10.87 | - |
| 13:00 | 10.87 | - |
| 2時間履歴(10分) | ||
| 00:40 | 13.62 | ▲ |
| 00:30 | 10.82 | - |
| 00:20 | 10.82 | ▼ |
| 00:10 | 12.92 | ▲ |
| 00:00 | 11.52 | ▲ |
| 23:50 | 10.82 | ▼ |
| 23:40 | 13.62 | ▲ |
| 23:30 | 12.23 | ▲ |
| 23:20 | 10.83 | ▲ |
| 23:10 | 10.82 | ▼ |
| 23:00 | 11.52 | ▲ |
| 22:50 | 10.82 | - |