| 矢木沢ダム | 04/02 |
| 貯水量(千m3) | |
| 12時間履歴 | ||
| 12:00 | 43,133 | - |
| 11:00 | 42,861 | - |
| 10:00 | 42,654 | - |
| 09:00 | 42,460 | - |
| 08:00 | 42,222 | - |
| 07:00 | 42,028 | - |
| 06:00 | 41,821 | - |
| 05:00 | 41,627 | - |
| 04:00 | 41,433 | - |
| 03:00 | 41,226 | - |
| 02:00 | 41,032 | - |
| 01:00 | 40,838 | - |
| 2時間履歴(10分) | ||
| 12:40 | 43,244 | - |
| 12:30 | 43,232 | - |
| 12:20 | 43,199 | - |
| 12:10 | 43,166 | - |
| 12:00 | 43,133 | - |
| 11:50 | 43,068 | - |
| 11:40 | 43,068 | - |
| 11:30 | 42,971 | - |
| 11:20 | 42,925 | - |
| 11:10 | 42,893 | - |
| 11:00 | 42,861 | - |
| 10:50 | 42,861 | - |