2026年3月28日:   00:00: 21.50mg/L;   01:00: 21.38mg/L;   02:00: 21.45mg/L;   03:00: 21.43mg/L;   04:00: 21.04mg/L;   05:00: 21.72mg/L;   06:00: 21.34mg/L;   07:00: 21.31mg/L;   08:00: 21.37mg/L;   09:00: 15.75mg/L;   11:00: 10.29mg/L;   12:00: 23.12mg/L;   13:00: 22.30mg/L;   14:00: 13.52mg/L;   15:00: 22.71mg/L;   16:00: 15.35mg/L;   17:00: 22.09mg/L;   18:00: 22.30mg/L;   19:00: 22.78mg/L;   20:00: 22.46mg/L;   21:00: 22.31mg/L;   22:00: 22.29mg/L;   23:00: 22.23mg/L.