Table 3.4        Summary of Baseline Noise Levels

Period

(Measurement Duration)

Monitoring Station

Baseline Noise Levels (Leq)

Mean

Max

Min

Daytime 0700-1900 hrs on normal weekdays (30 min)

NM 7

65.9

68.7

60.7

Evening-time 1900-2300 hrs on normal weekdays (5 min) and Holidays 0700-2300 hrs

(5 min)

63.4

73.7

57.3

Night-time 2300-0700 hrs of the next day (5 min)

59.7

65.8

52.1