As of 2025/11/22 20:58
Water level information
- River name
- Tachiai river
- Current water level（m）0.00
- (m) until flood3.70
Legend？
Legend
| Designated water level |
| Flood inundation water level |
3.70 |
| 80% water level |
2.59 |
| 50% water level |
|
| Observation data |
| ＊ |
Missing |
| Blank |
Unmeasure |
See the list
| Observation date & time |
Water level（m） |
| 20:50 |
0.00 |
| 20:40 |
0.00 |
| 20:30 |
0.00 |
| 20:20 |
0.04 |
| 20:10 |
0.14 |
| 20:00 |
0.17 |
| 19:50 |
0.20 |
| 19:40 |
0.25 |
| 19:30 |
0.32 |
| 19:20 |
0.36 |
| 19:10 |
0.42 |
| 19:00 |
0.47 |
Tokyo Metropolitan - Flood Control Integrated Information System (Bureau of Construction River Division) Provide