| 渡良瀬貯水池 | 06/08 |
| 貯水位(m) | |
| 12時間履歴 | ||
| 16:00 | 13.24 | ▼ |
| 15:00 | 13.25 | ▼ |
| 14:00 | 13.27 | ▼ |
| 13:00 | 13.28 | ▼ |
| 12:00 | 13.30 | ▼ |
| 11:00 | 13.31 | ▼ |
| 10:00 | 13.33 | ▼ |
| 09:00 | 13.34 | ▼ |
| 08:00 | 13.35 | ▼ |
| 07:00 | 13.36 | - |
| 06:00 | 13.36 | ▼ |
| 05:00 | 13.37 | - |
| 2時間履歴(10分) | ||
| 16:00 | 13.24 | - |
| 15:50 | 13.24 | - |
| 15:40 | 13.24 | - |
| 15:30 | 13.24 | ▼ |
| 15:20 | 13.25 | - |
| 15:10 | 13.25 | - |
| 15:00 | 13.25 | - |
| 14:50 | 13.25 | ▼ |
| 14:40 | 13.26 | - |
| 14:30 | 13.26 | - |
| 14:20 | 13.26 | - |
| 14:10 | 13.26 | ▼ |