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Recorded Data of the Noise Monitoring Network in September, 2008

Monitoring data in September
Station at Horta e Costa
Station at Braga
Station at Venceslau de Morais
Station at Correia Silva
Leq (24 hours)
75.0 dB(A)
66.6 dB(A)
73.3 dB(A)
67.5 dB(A)
Daytime (8H-20H)
Leq (daily Average)
76.3 dB(A)
67.8 dB(A)
74.8 dB(A)
69.3 dB(A)
Nightime (20H-8H)
Leq (daily Average)
73.0 dB(A)
64.6 dB(A)
70.8 dB(A)
64.4 dB(A)
Evening (20H - 24H)
Leq (daily Average)
74.8 dB(A)
67.2 dB(A)
72.2 dB(A)
66.8 dB(A)
Midnight (24H - 08H)
Leq (daily Average)
71.6 dB(A)
62.1 dB(A)
69.7 dB(A)
62.4 dB(A)
Leq (monthly Average)
75.0 dB(A)
66.6 dB(A)
73.4 dB(A)
67.5 dB(A)

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