Daily profile : SPM-03 · spm-03 · 03/10/2026
Lden
80.4
dB(A)
LAeq,24h
72.8
Lnight
74.6
N70
1581
(night 648)
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.