Daily profile : SPM-01 · spm-01 · 17/10/2026
Lden
65.6
dB(A)
LAeq,24h
61.4
Lnight
56.8
N70
138
(night 21)
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.