← 四ツ谷橋
水位
| 観測日時 | 水位 | 水防団待機 | 氾濫注意 | 避難判断 | 氾濫危険 |
| 05/21 10:24 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 10:17 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 10:09 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 10:02 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 09:55 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 09:48 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 09:41 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 09:33 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 09:26 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 09:19 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 09:12 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 09:05 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 08:58 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 08:51 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 08:44 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 08:37 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 08:30 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 08:23 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 08:16 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 08:08 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 08:01 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 07:54 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 07:47 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 07:40 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 07:33 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 07:26 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 07:19 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 07:12 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 07:05 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 06:58 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 06:51 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 06:45 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 06:37 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 06:30 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 06:23 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 06:16 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 06:10 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 06:03 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 05:56 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 05:49 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 05:42 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 05:34 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 05:27 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 05:21 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 05:14 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 05:07 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 05:00 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 04:53 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 04:46 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 04:39 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 04:32 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 04:25 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 04:18 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 04:11 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 04:04 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 03:57 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 03:50 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 03:43 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 03:36 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 03:29 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 03:22 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 03:14 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 03:07 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 02:59 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 02:52 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 02:45 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 02:39 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 02:32 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 02:25 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 02:18 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 02:11 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 02:04 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 01:57 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 01:50 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 01:43 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 01:36 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 01:29 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 01:22 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 01:15 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 01:08 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 01:01 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 00:54 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 00:47 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 00:40 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 00:33 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 00:26 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 00:19 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 00:12 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/21 00:05 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 23:58 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 23:50 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 23:43 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 23:36 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 23:29 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 23:22 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 23:15 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 23:08 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 23:01 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 22:54 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 22:47 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 22:40 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 22:33 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 22:26 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 22:19 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 22:12 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 22:05 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 21:58 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 21:51 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 21:43 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 21:36 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 21:29 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 21:22 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 21:15 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 21:08 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 21:00 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 20:53 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 20:46 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 20:39 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 20:32 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 20:25 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 20:17 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 20:10 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 20:03 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 19:56 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 19:49 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 19:41 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 19:34 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 19:27 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 19:20 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 19:13 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 19:05 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 18:58 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 18:51 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 18:44 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 18:37 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 18:30 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 18:23 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 18:16 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 18:09 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 18:01 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 17:54 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 17:47 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 17:39 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 17:32 | 1.00 | 1.50 | 1.50 | 1.90 |