| Restricted Hours Noise Monitoring Results |
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| Station NM4 |
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| Date |
Start Time |
End Time |
Weather |
Noise level (dB(A)), 5 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 |
| 07-Mar-10 |
09:49 |
09:54 |
Cloudy |
66 |
68 |
62 |
Nil |
Shipp
vessels and traffic noise |
- |
18 |
1.2 |
RION- NL31 (S/N 00410224) |
RION - NC73 (S/N 10786708) |
| 09:54 |
09:59 |
Cloudy |
64 |
65 |
66 |
- |
| 09:59 |
10:04 |
Cloudy |
64 |
66 |
64 |
- |
| 09:49 |
10:04 |
Cloudy |
65 |
66 |
63 |
Average results during 15 min minitoring |
| 14-Mar-10 |
10:09 |
10:14 |
Sunny |
65 |
67 |
63 |
Nil |
Shipp vessels and
traffic noise |
- |
21 |
0.5 |
RION- NL31 (S/N 00410224) |
RION - NC73 (S/N 10786708) |
| 10:14 |
10:19 |
Sunny |
65 |
66 |
63 |
- |
| 10:19 |
10:24 |
Sunny |
65 |
67 |
63 |
- |
| 10:09 |
10:24 |
Sunny |
65 |
67 |
63 |
Average results during 15 min minitoring |
| 21-Mar-10 |
10:07 |
10:12 |
Sunny |
65 |
67 |
63 |
Nil |
Shipp
vessels and traffic noise |
- |
24 |
0.8 |
RION- NL31 (S/N 00410224) |
RION - NC73 (S/N 10786708) |
| 10:12 |
10:17 |
Sunny |
64 |
66 |
62 |
- |
| 10:17 |
10:22 |
Sunny |
64 |
66 |
62 |
- |
| 10:07 |
10:22 |
Sunny |
64 |
66 |
63 |
Average results during 15 min minitoring |
| 28-Mar-10 |
08:10 |
08:15 |
Sunny |
64 |
66 |
62 |
Nil |
Traffic Noise |
- |
21 |
0.8 |
RION- NL31 (S/N 0041224) |
RION - NC73 (S/N 10786708) |
| 08:15 |
08:20 |
Sunny |
63 |
65 |
61 |
- |
| 08:20 |
08:25 |
Sunny |
63 |
65 |
61 |
- |
| 08:10 |
08:25 |
Sunny |
64 |
65 |
62 |
Average results during 15 min minitoring |
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RION- NA27 (S/N 00201194) |
RION - NC73 (S/N 10786708) |
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Min. |
63 |
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Max. |
66 |
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