| 渡良瀬貯水池 | 06/08 |
| 貯水率(%) | |
| 12時間履歴 | ||
| 15:00 | 73.8 | ▼ |
| 14:00 | 74.1 | ▼ |
| 13:00 | 74.3 | ▼ |
| 12:00 | 74.6 | ▼ |
| 11:00 | 74.8 | ▼ |
| 10:00 | 75.1 | ▼ |
| 09:00 | 75.3 | ▼ |
| 08:00 | 75.4 | ▼ |
| 07:00 | 75.6 | - |
| 06:00 | 75.6 | ▼ |
| 05:00 | 75.7 | - |
| 04:00 | 75.7 | ▼ |
| 2時間履歴(10分) | ||
| 15:00 | 73.8 | - |
| 14:50 | 73.8 | ▼ |
| 14:40 | 74.0 | - |
| 14:30 | 74.0 | - |
| 14:20 | 74.0 | - |
| 14:10 | 74.0 | ▼ |
| 14:00 | 74.1 | - |
| 13:50 | 74.1 | - |
| 13:40 | 74.1 | - |
| 13:30 | 74.1 | ▼ |
| 13:20 | 74.3 | - |
| 13:10 | 74.3 | - |