The survey conducted in 2010 showed that 33, or 75 percent, of South Korea's total tally of 44 cities showed nighttime noise levels in wayside residential areas surpassing the government's regulatory ceiling of 55 decibels.
During daytime, 41 percent of the tallied cities showed residential area noise pollution worse than 65 decibels, the regulatory guideline, the report said.
The ministry's report examined noise levels at 1,766 spots across 44 major cities as well as 90 sites around 14 local airports and 35 spots around railroads.
On average, the 44 cities' residential areas had 64 decibels of noise during daytime and 59 decibels during nighttime, according to the report.
The survey conducted in 2010 showed that 33, or 75 percent, of South Korea's total tally of 44 cities showed nighttime noise levels in wayside residential areas surpassing the government's regulatory ceiling of 55 decibels. During daytime, 41 percent of the tallied cities showed residential area noise pollution worse than 65 decibels, the regulatory guideline, the report said. The ministry's report examined noise levels at 1,766 spots across 44 major cities as well as 90 sites around 14 local airports and 35 spots around railroads. On average, the 44 cities' residential areas had 64 decibels of noise during daytime and 59 decibels during nighttime, according to the report.
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