2025年12月12日:   00:00: 33.59mg/L;   01:00: 27.95mg/L;   02:00: 34.99mg/L;   03:00: 30.71mg/L;   04:00: 30.72mg/L;   05:00: 30.54mg/L;   06:00: 29.90mg/L;   07:00: 30.55mg/L;   08:00: 30.05mg/L;   09:00: 26.20mg/L;   11:00: 34.24mg/L;   12:00: 28.95mg/L;   13:00: 28.20mg/L;   14:00: 31.71mg/L;   15:00: 30.83mg/L;   16:00: 27.68mg/L;   17:00: 30.69mg/L;   18:00: 30.31mg/L;   19:00: 24.44mg/L;   20:00: 34.71mg/L;   21:00: 29.43mg/L;   22:00: 29.18mg/L;   23:00: 30.02mg/L.