Daily profile : SPM-01 · spm-01 · 30/09/2026
Lden
64.3
dB(A)
LAeq,24h
60.7
Lnight
56.3
N70
106
(night 16)
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.