Tide gauge at Donggang
Time (UTC)	rad(m)
2024-05-09 05:00:00	0.11
2024-05-09 06:00:00	-0.08
2024-05-09 07:00:00	-0.19
2024-05-09 08:00:00	-0.18
2024-05-09 09:00:00	-0.08
2024-05-09 10:00:00	0.06
2024-05-09 11:00:00	0.17
2024-05-09 12:00:00	0.29