| 八ッ場ダム | 04/02 |
| 流入量(m3/s) | |
| 12時間履歴 | ||
| 09:00 | 56.55 | ▼ |
| 08:00 | 57.09 | ▼ |
| 07:00 | 58.26 | ▲ |
| 06:00 | 54.77 | ▼ |
| 05:00 | 56.50 | ▲ |
| 04:00 | 55.34 | ▲ |
| 03:00 | 46.62 | ▲ |
| 02:00 | 41.97 | ▲ |
| 01:00 | 38.48 | ▲ |
| 00:00 | 33.25 | ▼ |
| 23:00 | 33.83 | ▲ |
| 22:00 | 29.77 | ▲ |
| 2時間履歴(10分) | ||
| 09:20 | 56.91 | ▲ |
| 09:10 | 56.71 | ▲ |
| 09:00 | 56.55 | ▼ |
| 08:50 | 57.09 | - |
| 08:40 | 57.09 | ▲ |
| 08:30 | 55.93 | ▼ |
| 08:20 | 59.42 | ▲ |
| 08:10 | 58.84 | ▲ |
| 08:00 | 57.09 | ▼ |
| 07:50 | 58.26 | ▲ |
| 07:40 | 57.68 | ▼ |
| 07:30 | 59.42 | ▲ |