2020年06月29日: 01:00: 22.52mg/L;   03:00: 27.80mg/L;   05:00: 28.11mg/L;   07:00: 22.15mg/L;   09:00: 29.43mg/L;   11:00: 24.60mg/L;   13:00: 29.61mg/L;   15:00: 13.98mg/L;   17:00: 29.91mg/L;   19:00: 25.17mg/L;   21:00: 24.10mg/L;   23:00: 29.22mg/L.