In this paper, urban environment, especially environmental noise in provincial city is described. Target city is Nagano city, Nagano prefecture. At commercial zone in Nagano city, two types areas exist. One is active commercial area, in which new large size commercial buildings are constructed and commercial activity is high. Another one is traditional commercial area, in which shops and residences are mixed, commercial activity is low. Environmental noise were measured in there area four times, and the results shows as follows. 1. Main source of environmental noise is traffic noise. 2. Environmental noise is large at active commercial area, but it is small at traditional commercial area. 3. To compare with residential area data, traditional area is good condition as residential area.
