Daily profile : SPM-01 · spm-01 · 15/10/2026
Lden
64.3
dB(A)
LAeq,24h
60.8
Lnight
55.3
N70
91
(night 8)
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.