Table 6.4      Summary Table of 24-hour RSP Monitoring Results (Ambient Arsenic) during the Reporting Month

Monitoring Date

Monitoring Station

Concentration

(ng/m3)

Action Level (ng/m3)

Limit Level, (ng/m3)

02/04/2025

KTN-DMS4(A)

4.48

9.36

11.7

07/04/2025

5.60

11/04/2025

4.93

16/04/2025

6.11

22/04/2025

4.79

28/04/2025

4.12