Daily profile : SPM-01 · spm-01 · 21/10/2026
Lden
71.7
dB(A)
LAeq,24h
63.9
Lnight
66.1
N70
150
(night 85)
partial day
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.