| 矢木沢ダム | 04/02 |
| 貯水率(%) | |
| 12時間履歴 | ||
| 12:00 | 37.3 | - |
| 11:00 | 37.1 | - |
| 10:00 | 36.9 | - |
| 09:00 | 36.8 | - |
| 08:00 | 36.6 | - |
| 07:00 | 36.4 | - |
| 06:00 | 36.2 | - |
| 05:00 | 36.0 | - |
| 04:00 | 35.9 | - |
| 03:00 | 35.7 | - |
| 02:00 | 35.5 | - |
| 01:00 | 35.4 | - |
| 2時間履歴(10分) | ||
| 12:40 | 37.4 | - |
| 12:30 | 37.4 | - |
| 12:20 | 37.4 | - |
| 12:10 | 37.4 | - |
| 12:00 | 37.3 | - |
| 11:50 | 37.3 | - |
| 11:40 | 37.3 | - |
| 11:30 | 37.2 | - |
| 11:20 | 37.2 | - |
| 11:10 | 37.1 | - |
| 11:00 | 37.1 | - |
| 10:50 | 37.1 | - |