As of 2026/09/23 04:28
Water level information
- River name
- Tachiai river
- Current water level（m）0.41
- (m) until flood3.29
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） |
| 04:20 |
0.41 |
| 04:10 |
0.43 |
| 04:00 |
0.47 |
| 03:50 |
0.49 |
| 03:40 |
0.50 |
| 03:30 |
0.52 |
| 03:20 |
0.54 |
| 03:10 |
0.55 |
| 03:00 |
0.55 |
| 02:50 |
0.56 |
| 02:40 |
0.55 |
| 02:30 |
0.55 |
Tokyo Metropolitan - Flood Control Integrated Information System (Bureau of Construction River Division) Provide