2015동대문통계연보 - page 368

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ⅩⅥ. MUNICIPAL STATISTICS
12. 대기오염
아황산가스
SO2
(ppm/year)
일산화탄소
CO
(ppm/8hours)
이산화질소
NO2
(ppm/year)
환경기준
Standards 0.02 9.0 0.030
서울시기준 0.01 9.0 0.030
2009 0.005 0.6 0.035
2010 0.005 0.5 0.034
2011 0.005 0.6 0.033
2012 0.005 0.5 0.030
2013 0.005 0.5 0.033
2014 0.006 0.5 0.033
1 Jan. 0.007 0.7 0.042
2 Feb. 0.006 0.6 0.039
3 Mar. 0.007 0.5 0.037
4 Apr. 0.006 0.5 0.040
5 May 0.006 0.5 0.032
6 Jun 0.005 0.4 0.026
7 July 0.005 0.4 0.023
8 Aug. 0.004 0.4 0.025
9 Sept. 0.005 0.4 0.030
10 Oct. 0.005 0.5 0.035
11 Nov. 0.006 0.6 0.039
12 Dec. 0.006 0.7 0.034
자료 : 서울시 대기환경정보