Latitude

18° 50‘ 26"N

Longtitude

98° 58‘ 11"E

Altitude

329m

Code

THA006

Address

Chotana Rd, Mueang Chiang Mai District, Chiang Mai 50300, Thailand

Characteristics of sites :

Urban

Monitoring period (Automatic monitor) :

Hourly

Starting Month :

January ‘03

Contact Organization :

Pollution Control Department, Ministry of Natural Resources and Environment


Monitoring
Item

Dry Deposition
Automatic monitors (SO2, NO, NO2, NOx, O3, PM10/2.5)


Monitoring
Instrument

Automatic monitor
Teledyne API T100 (SO2), Teledyne API T200 (NO・NO2・NOx), Teledyne API T400 (O3), Met One BAM1020 (PM10/2.5)


Note
Chiang Mai site was divided into three sites; Mae Hia, Chiang Phueak, and Si Phum in 2016.
Chian Phueak monitoring data from 2003 to 2015 were recalculated and reorganized.