As a result of socio-economic level continuing develops and natural environment was exploited year by year, air pollutants were produced everyday and the air quality goes from bad to worse. Therefore, the Bureau of Environmental Protection Hua-Lien County (HL-EPB) had executed air quality monitoring constructively. The air quality monitoring information is important to be the index of the regional air quality. If we want to get the precision and believable data, we must execute QA/QC (Quality Assurance and Quality Control) measures conscientiously. We must execute monitor management and maintenance perfectly to keep the function of the monitor normal.HL-EPB had trusted Sunway Environmental Technology Co., Ltd. to execute “The air quality monitors operation and maintenance project of Hua-Lien county” from 2002/08/19 to 2003/04/18. The project purposes included increasing the monitoring instruments in station, being sure the function of the monitor and the quality of the data normal, realizing the air quality and the possible pollution sources of Hua-Lien County, being a basis of the air pollution controlled policy. The ultimate purposes of this project are to reduce the air pollution and to improve the air quality of Hua-Lien County.

Air Quality,Monitoring Sites Operation and Maintenance,Hi-Volume Sampler,Suspended Particulate