Today
456 ppm
Max
00:31
436ppm
Min
03:05
Yesterday
494ppm
Max
21:51
398ppm
Min
12:48
September 2026
588ppm
Max
8 Sep 23:05
396ppm
Min
10 Sep 14:44
2026
806ppm
Max
17 Apr 06:53
383ppm
Min
12 Feb 13:22
All-Time
954ppm
Max
24 May 2025 11:54
383ppm
Min
12 Feb 2026 13:22