| 相俣ダム | 05/15 |
| 貯水率(%) | |
| 12時間履歴 | ||
| 02:00 | 93.8 | ▼ |
| 01:00 | 93.9 | ▼ |
| 00:00 | 94.0 | ▼ |
| 23:00 | 94.1 | ▼ |
| 22:00 | 94.2 | ▼ |
| 21:00 | 94.3 | - |
| 20:00 | 94.3 | ▼ |
| 19:00 | 94.4 | ▼ |
| 18:00 | 94.5 | ▼ |
| 17:00 | 94.6 | ▼ |
| 16:00 | 94.7 | ▼ |
| 15:00 | 94.8 | ▼ |
| 2時間履歴(10分) | ||
| 02:50 | 93.7 | - |
| 02:40 | 93.7 | - |
| 02:30 | 93.7 | ▼ |
| 02:20 | 93.8 | - |
| 02:10 | 93.8 | - |
| 02:00 | 93.8 | - |
| 01:50 | 93.8 | - |
| 01:40 | 93.8 | - |
| 01:30 | 93.8 | ▼ |
| 01:20 | 93.9 | - |
| 01:10 | 93.9 | - |
| 01:00 | 93.9 | - |