2025年10月21日: 00:00: 28.89mg/L; 01:00: 31.84mg/L; 02:00: 27.08mg/L; 03:00: 26.84mg/L; 04:00: 31.85mg/L; 05:00: 27.79mg/L; 06:00: 27.67mg/L; 09:00: 31.45mg/L; 11:00: 27.23mg/L; 12:00: 27.46mg/L; 13:00: 28.24mg/L; 14:00: 27.65mg/L; 15:00: 27.63mg/L; 16:00: 31.21mg/L; 17:00: 27.23mg/L; 18:00: 27.12mg/L; 19:00: 30.27mg/L; 20:00: 30.28mg/L; 21:00: 29.57mg/L; 22:00: 30.12mg/L; 23:00: 26.07mg/L.