Action and Limit Level

 

Action and Limit Level for Air Quality Monitoring

Parameter

Monitoring Station

Action Level

(mg/m3)

Limit Level

(mg/m3)

1-hour TSP

CA1

309.3

500.0

CA2

319.6

500.0

24-hour TSP

CA1

166.8

260.0

CA2

187.0

260.0

 

Action and Limit Level for Noise Monitoring

Time Period

Action Level

Limit Level

0700 – 1900 hours on normal weekdays

When one documented complaint is received from any one of the sensitive receivers

75 dB(A) 

0700 – 2300 hours on public holidays including Sundays and

1900 – 2300 hours on all days

60 dB(A)

2300 – 0700 hours on all days

45 dB(A)