Action and Limit Levels for 24-hr TSP and 1-hr TSP

Parameter

Monitoring Station

Action Level

(µg/m3)

Limit Level

(µg/ m3)

24-hr TSP

(µg/m3)

KTD1a

177

260

KTD2a & KTD2b

157

KER1b

172

*1-hr TSP

(µg/m3)

KTD1a

285

500

KTD2a & KTD2b

279

KER1b

295

Note:

1-hr TSP monitoring should be required in case of complaints. 

        

Action and Limit Levels for Construction Noise, Leq (30min), dB(A)

Time Period

Location

Action

Limit

0700-1900 hrs on normal

weekdays

KTD1a

KTD2a

KTD2b

KER1b

When one documented

complaint is received

75 dB(A)