2026年3月30日:   00:00: 19.62mg/L;   01:00: 20.44mg/L;   02:00: 18.19mg/L;   03:00: 18.20mg/L;   04:00: 17.99mg/L;   05:00: 18.05mg/L;   06:00: 18.52mg/L;   07:00: 20.63mg/L;   08:00: 17.58mg/L;   09:00: 23.09mg/L;   11:00: 19.21mg/L;   12:00: 22.07mg/L;   13:00: 19.22mg/L;   14:00: 18.74mg/L;   15:00: 18.31mg/L;   16:00: 17.87mg/L;   17:00: 15.75mg/L;   18:00: 16.16mg/L;   19:00: 16.29mg/L;   20:00: 16.27mg/L;   21:00: 15.97mg/L;   22:00: 12.11mg/L;   23:00: 11.60mg/L.