| 矢木沢ダム | 05/18 |
| 貯水量(千m3) | |
| 12時間履歴 | ||
| 18:00 | 114,496 | - |
| 17:00 | 114,430 | - |
| 16:00 | 114,362 | - |
| 15:00 | 114,161 | - |
| 14:00 | 114,053 | - |
| 13:00 | 113,979 | - |
| 12:00 | 113,848 | - |
| 11:00 | 113,843 | - |
| 10:00 | 113,873 | - |
| 09:00 | 113,880 | - |
| 08:00 | 113,875 | - |
| 07:00 | 113,927 | - |
| 2時間履歴(10分) | ||
| 18:10 | 114,556 | - |
| 18:00 | 114,496 | - |
| 17:50 | 114,483 | - |
| 17:40 | 114,482 | - |
| 17:30 | 114,457 | - |
| 17:20 | 114,456 | - |
| 17:10 | 114,455 | - |
| 17:00 | 114,430 | - |
| 16:50 | 114,441 | - |
| 16:40 | 114,403 | - |
| 16:30 | 114,414 | - |
| 16:20 | 114,389 | - |