As of 2026/02/01 01:33
Water level information
- River name
- Kotta river
- Current water level（m）0.19
- (m) until flood3.51
Legend？
Legend
| Designated water level |
| Flood inundation water level |
3.70 |
| 80% water level |
2.96 |
| 50% water level |
1.85 |
| Observation data |
| ＊ |
Missing |
| Blank |
Unmeasure |
See the list
| Observation date & time |
Water level（m） |
| 01:30 |
0.19 |
| 01:20 |
0.19 |
| 01:10 |
0.19 |
| 01:00 |
0.19 |
| 00:50 |
0.19 |
| 00:40 |
0.19 |
| 00:30 |
0.19 |
| 00:20 |
0.19 |
| 00:10 |
0.19 |
| 00:00 |
0.19 |
| 23:50 |
0.19 |
| 23:40 |
0.19 |
Tokyo Metropolitan - Flood Control Integrated Information System (Bureau of Construction River Division) Provide