← 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 |
| 05/20 17:32 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 17:25 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 17:18 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 17:10 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 17:03 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 16:56 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 16:48 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 16:41 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 16:34 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 16:27 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 16:20 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 16:12 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 16:05 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 15:58 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 15:51 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 15:44 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 15:36 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 15:29 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 15:22 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 15:15 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 15:08 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 15:01 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 14:54 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 14:47 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 14:39 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 14:32 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 14:25 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 14:18 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 14:11 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 14:04 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 13:57 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 13:50 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 13:43 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 13:36 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 13:29 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 13:21 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 13:14 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 13:07 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 13:00 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 12:53 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 12:46 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 12:39 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 12:31 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 12:24 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 12:17 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 12:09 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 12:02 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 11:55 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 11:48 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 11:41 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 11:34 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 11:27 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 11:20 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 11:13 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 11:05 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 10:58 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 10:51 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 10:44 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 10:37 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 10:30 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 10:23 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 10:16 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 10:09 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 10:02 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 09:54 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 09:47 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 09:40 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 09:33 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 09:26 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 09:19 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 09:12 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 09:05 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 08:58 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 08:51 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 08:44 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 08:37 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 08:29 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 08:23 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 08:15 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 08:08 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 08:01 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 07:54 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 07:47 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 07:40 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 07:32 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 07:25 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 07:18 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 07:11 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 07:04 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 06:57 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 06:50 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 06:43 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 06:36 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 06:29 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 06:22 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 06:15 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 06:08 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 06:01 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 05:54 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 05:47 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 05:40 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 05:33 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 05:26 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 05:19 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 05:12 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 05:05 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 04:58 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 04:51 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 04:44 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 04:38 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 04:31 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 04:24 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 04:17 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 04:10 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 04:03 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 03:56 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 03:49 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 03:42 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 03:36 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 03:29 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 03:22 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 03:15 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 03:08 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 03:01 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 02:54 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 02:47 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 02:40 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 02:33 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 02:26 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 02:19 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 02:12 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 02:05 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 01:58 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 01:51 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 01:45 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 01:38 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 01:31 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 01:24 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 01:17 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 01:10 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 01:03 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 00:56 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 00:49 | 1.00 | 1.50 | 1.50 | 1.90 | |
| 05/20 00:42 | 1.00 | 1.50 | 1.50 | 1.90 |