Daily profile : SPM-03 · spm-03 · 08/10/2026
Lden
69.3
dB(A)
LAeq,24h
64.0
Lnight
60.3
N70
294
(night 31)
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.