|
Most of the population were exposed to noise levels less than 60 dB(A) during daytime, except for North Part of Yuen Long. Evening and night-time noise exposure at all surveyed location were below 55dB(A). Tables 4.4a - 4.4c present the population exposure pattern of the three monitoring locations.
Table 4.4a Industrial Estate, Yuen Long (North Part) |
| Noise Levels dB(A) |
Time Period |
|
Day (0700-1900) |
Evening (1900-2300) |
Night (2300-0700) |
| above 70 |
0 |
0 |
0 |
| 66-70 |
0 |
0 |
0 |
| 61-65 |
336 |
0 |
0 |
| 56-60 |
96 |
0 |
0 |
| 55 or below |
180 |
612 |
612 |
| Total Population |
612 |
Table 4.4b Industrial Estate, Yuen Long (South Part) |
| Noise Levels dB(A) |
Time Period |
|
Day (0700-1900) |
Evening (1900-2300) |
Night (2300-0700) |
| above 70 |
0 |
0 |
0 |
| 66-70 |
0 |
0 |
0 |
| 61-65 |
0 |
0 |
0 |
| 56-60 |
552 |
0 |
0 |
| 55 or below |
3888 |
4440 |
4440 |
| Total Population |
4440 |
Table 4.4c Industrial Estate, Tai Po |
| Noise Levels dB(A) |
Time Period |
|
Day (0700-1900) |
Evening (1900-2300) |
Night (2300-0700) |
| above 70 |
0 |
0 |
0 |
| 66-70 |
0 |
0 |
0 |
| 61-65 |
0 |
0 |
0 |
| 56-60 |
312 |
0 |
0 |
| 55 or below |
576 |
888 |
888 |
| Total Population |
888 |
|
|