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)

06/08/2025

KTN-DMS4(A)

3.91

9.36

11.7

12/08/2025

5.27

18/08/2025

3.68

22/08/2025

5.89

28/08/2025

5.45