During the period from April to August 1971, a survey was carried out to find the state of atmospheric pollution on U-am Dong, Pusan. The obtained results were as follows :
1. The mean temperature, relative humidity, air movement and barometric press...
During the period from April to August 1971, a survey was carried out to find the state of atmospheric pollution on U-am Dong, Pusan. The obtained results were as follows :
1. The mean temperature, relative humidity, air movement and barometric pressure of U-am Dong area were 20.8℃, 65.9%, 2.0m/sec and 1005.4 mb respectively.
2. The mean value of sulfur oxides was 2.930 mg/SO₃/day/100㎠ PbO₂ ranging from 0.140 to 5.110.
3. The mean value of sulfur oxides by month showed increasing trend from April and it reached peak in July.
4. The mean value of sulfur oxides by area showed peak, 4.361mg/SO₃/day/100㎠ PbO₂ at H.
5. The mean value of dust fall was 44.6ton/㎢/month ranging from 18.8 to 78.8 ton/㎢/month.
6. The mean value of dust fall by month showed peak in June and a trend of decreasing order of April, May, July and August.
7. The mean value of dust fall by area showed peak, 52.1ton/㎢/month at k.
8. The mean value of sulfur dioxide was 0.436 ppm ranging from 0.020 to 4.261 ppm.
9. The mean value of sulfur dioxide by month showed increasing trend from April and peak in August.
10. The mean value of sulfur dioxide by area showed peak, 1.976 ppm at N ranging from 0.501 to 4.261 ppm.
11. The mean value of sulfur dioxide by surveyed hour showed peak at 10:00 to 10:20 during A. M/ and 13:00 to 13:20, P. M.