Daytime Noise Monitoring Results

Station NM1

Date

Start Time

End Time

Weather

Noise level (dB(A)), 30 min

Major Construction Noise Source(s) Observed

Other Noise Source(s) Observed

Remarks

Temp. (°C)

Wind Speed (m/s)

Noise Meter Model / ID

Calibrator Model / ID

Leq

L10

L90

10-Aug-12

09:57

10:27

Sunny

66.4

68.5

63.6

Minor noise from renovation work of school

Mainly Traffic noise

-

30

0.4

RION- NL52 (S/N 00710259)

RION - NC73 (S/N 10997142)

16-Aug-12

09:30

10:00

Fine

67.0

69.0

64.2

Minor noise from renovation work of school

Mainly Traffic noise

-

29

0.3

RION- NL52 (S/N 00710259)

RION - NC73 (S/N 10997142)

22-Aug-12

09:05

09:35

Cloudy

66.9

69.5

62.6

Noise from nearby recycling shop

Traffic noise

-

30

0.3

RION- NL52 (S/N 00710259)

RION - NC73 (S/N 10997142)

28-Aug-12

09:45

10:15

Sunny

68.6

71.1

64.3

Noise from nearby playground

Traffic noise

-

32

0.4

RION- NL52 (S/N 00710259)

RION - NC73 (S/N 10997142)

Min.

66.4

.

Max.

68.6