Impact Air Quality Monitoring Results

24-hour TSP Monitoring Results at Station AM1 (13 Ha Wun Yiu G/F)

Date

Weather

Air

Atmospheric

Flow Rate (m3/min.)

Av. flow

Total vol.

Filter Weight (g)

Particulate

Elapse Time

Sampling

Conc.

Condition

Temp. (oC)

Pressure(hPa)

Initial

Final

(m3/min)

(m3)

Initial

Final

weight(g)

Initial

Final

Time(hrs.)

(µg/m3)

9-Jan-10

Cloudy

15.1

1018.9

1.343

1.343

1.3

1933.9

3.45

3.5119

0.06

14548.2

14572.2

24.0

32.0

24-hour TSP Monitoring Results at Station AM2 (12 Shan Tong New Village G/F)

Date

Weather

Air

Atmospheric

Flow Rate (m3/min.)

Av. flow

Total vol.

Filter Weight (g)

Particulate

Elapse Time

Sampling

Conc.

Condition

Temp. (oC)

Pressure(hPa)

Initial

Final

(m3/min)

(m3)

Initial

Final

weight(g)

Initial

Final

Time(hrs.)

(µg/m3)

8-Jan-10

Cloudy

15.5

1020.3

1.323

1.323

1.3

1905.1

3.4461

3.5156

0.07

10829.2

10853.2

24.0

36.5

24-hour TSP Monitoring Results at Station AM3 (Roof of Switch Room at Riverain Bayside)

Date

Weather

Air

Atmospheric

Flow Rate (m3/min.)

Av. flow

Total vol.

Filter Weight (g)

Particulate

Elapse Time

Sampling

Conc.

Condition

Temp. (oC)

Pressure(hPa)

Initial

Final

(m3/min)

(m3)

Initial

Final

weight(g)

Initial

Final

Time(hrs.)

(µg/m3)

9-Jan-10

Cloudy

15.1

1018.9

1.348

1.348

1.3

1941.1

3.4475

3.522

0.07

14560.6

14584.6

24.0

38.4

24-hour TSP Monitoring Results at Station AM4 (Roof of Tai Kwong Secondary School)

Date

Weather

Air

Atmospheric

Flow Rate (m3/min.)

Av. flow

Total vol.

Filter Weight (g)

Particulate

Elapse Time

Sampling

Conc.

Condition

Temp. (oC)

Pressure(hPa)

Initial

Final

(m3/min)

(m3)

Initial

Final

weight(g)

Initial

Final

Time(hrs.)

(µg/m3)

9-Jan-10

Cloudy

15.1

1018.9

1.339

1.339

1.3

1928.2

3.454

3.5226

0.07

10749.6

10773.6

24.0

35.6