As of 2025/10/20 00:38
Water level information
- River name
- Onda river
- Current water level（m）0.07
- (m) until flood3.25
Legend？
Legend
| Designated water level |
| Flood occurrence |
3.32 |
| Danger |
2.72 |
| Caution |
2.32 |
| Stand-by water level for Flood Defense |
1.92 |
| Observation data |
| ＊ |
Missing |
| Blank |
Unmeasure |
See the list
| Observation date & time |
Water level（m） |
| 00:30 |
0.07 |
| 00:20 |
0.07 |
| 00:10 |
0.07 |
| 00:00 |
0.07 |
| 23:50 |
0.07 |
| 23:40 |
0.07 |
| 23:30 |
0.07 |
| 23:20 |
0.07 |
| 23:10 |
0.07 |
| 23:00 |
0.07 |
| 22:50 |
0.07 |
| 22:40 |
0.07 |
Tokyo Metropolitan - Flood Control Integrated Information System (Bureau of Construction River Division) Provide