Daily profile : SPM-01 · spm-01 · 02/10/2026
Lden
68.1
dB(A)
LAeq,24h
61.3
Lnight
62.2
N70
140
(night 50)
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.