Daily profile : SPM-01 · spm-01 · 09/10/2026
Lden
65.9
dB(A)
LAeq,24h
60.1
Lnight
57.3
N70
178
(night 30)
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.