Daily profile : SPM-03 · spm-03 · 22/10/2026
Lden
72.9
dB(A)
LAeq,24h
68.8
Lnight
64.6
N70
437
(night 58)
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.