Daily profile : SPM-01 · spm-01 · 22/10/2026
Lden
61.2
dB(A)
LAeq,24h
55.2
Lnight
54.2
N70
68
(night 4)
Each bar is the equivalent level of one hour; the red line is the peak instantaneous level and the dashed line the background. Dark bars mark the night hours, 23:00–07:00.