| 渡良瀬貯水池 | 10/08 |
| 貯水位(m) | |
| 12時間履歴 | ||
| 13:00 | 10.36 | ▼ |
| 12:00 | 10.37 | - |
| 11:00 | 10.37 | - |
| 10:00 | 10.37 | - |
| 09:00 | 10.37 | - |
| 08:00 | 10.37 | - |
| 07:00 | 10.37 | - |
| 06:00 | 10.37 | - |
| 05:00 | 10.37 | - |
| 04:00 | 10.37 | - |
| 03:00 | 10.37 | - |
| 02:00 | 10.37 | - |
| 2時間履歴(10分) | ||
| 13:50 | 10.36 | - |
| 13:40 | 10.36 | - |
| 13:30 | 10.36 | - |
| 13:20 | 10.36 | - |
| 13:10 | 10.36 | - |
| 13:00 | 10.36 | - |
| 12:50 | 10.36 | - |
| 12:40 | 10.36 | - |
| 12:30 | 10.36 | - |
| 12:20 | 10.36 | - |
| 12:10 | 10.36 | ▼ |
| 12:00 | 10.37 | - |