The percentage of disqualifying environmental hour internal noise level was above 30% before 2001, it was 24.55%n in 2002. In the “Nation Environmental Protection Plan”, the object is setup at 17% for 2005. This study was established to achieve the object with reviewing the environmental noise monitoring spots and make in situ environmental noise measurements among the 12 cities and counties in Taiwan. In this study, we collected the information and data of each local government monitoring spots and review the propriety of each spots; and address the rule for continuous monitoring systems; and we selected proper places in every sorts of noise control district to measure the environmental noise and traffic noise ; and then reviewed the local government’s monitoring data and analyzed the data; and collected the environmental noise criteria and directive of Japan, U.S and European Union, then compared the Japan’s criteria with Taiwan’s; and reviewed the situation of noise control district of every local government in Taiwan; prepared the strategy for the dominant noise source in environment. And we held two training courses for the officials who is in charge the noise affairs in every local governments.

environmental noise,noise monitoring,noise control district