Daily profile : SPM-01 · spm-01 · 29/09/2026
Lden
62.7
dB(A)
LAeq,24h
58.5
Lnight
55.2
N70
66
(night 11)
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.