As of 2026/03/20 05:43
Water level information
- River name
- Irima river
- Current water level（m）0.01
- (m) until flood3.01
Legend？
Legend
| Designated water level |
| Flood occurrence |
2.70 |
| Danger |
2.00 |
| Caution |
|
| Stand-by water level for Flood Defense |
|
| Observation data |
| ＊ |
Missing |
| Blank |
Unmeasure |
See the list
| Observation date & time |
Water level（m） |
| 05:40 |
0.01 |
| 05:30 |
0.01 |
| 05:20 |
0.01 |
| 05:10 |
0.01 |
| 05:00 |
0.01 |
| 04:50 |
0.01 |
| 04:40 |
0.01 |
| 04:30 |
0.01 |
| 04:20 |
0.01 |
| 04:10 |
0.01 |
| 04:00 |
0.01 |
| 03:50 |
0.01 |
Tokyo Metropolitan - Flood Control Integrated Information System (Bureau of Construction River Division) Provide