Daily profile : SPM-03 · spm-03 · 16/10/2026
Lden
65.5
dB(A)
LAeq,24h
61.5
Lnight
57.8
N70
223
(night 20)
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.