来源:发布时间:2015-09-16
年份 |
集中式饮用水源水质达标率(%) |
空气质量 |
环境噪声 | ||||||
二氧化硫年平均值(毫克/立方米) |
氮氧化物年平均值(毫克/立方米) |
可吸入颗粒物年平均值(毫克/立方米) |
空气质量达到及好于二级的天数(天) |
城区区域环境噪声(分贝) |
城区区域噪声监控合格率(%) |
道路交通噪声均值(分贝) |
道路交通噪声监控合格率(%) | ||
1998 |
|||||||||
1999 |
90.9 |
0.007 |
0.058 |
55.5 |
100.0 |
||||
2000 |
95.8 |
0.009 |
0.053 |
56.8 |
100.0 |
||||
2001 |
96.4 |
0.010 |
0.045 |
0.063 |
56.0 |
92.0 |
|||
2002 |
99.4 |
0.005 |
0.053 |
0.063 |
56.0 |
88.0 |
68.2 |
100.0 | |
2003 |
98.5 |
0.008 |
0.054 |
0.080 |
331 |
55.6 |
100.0 |
69.8 |
50.0 |
2004 |
98.3 |
0.011 |
0.061 |
0.080 |
332 |
55.9 |
92.3 |
69.4 |
53.5 |
2005 |
99.0 |
0.011 |
0.029 |
0.072 |
349 |
56.4 |
88.5 |
69.9 |
49.1 |
2006 |
100.0 |
0.028 |
0.050 |
0.071 |
352 |
57.0 |
100.0 |
69.5 |
47.7 |
2007 |
100.0 |
0.019 |
0.052 |
0.058 |
347 |
57.0 |
100.0 |
69.7 |
47.7 |
2008 |
100.0 |
0.013 |
0.045 |
0.068 |
361 |
57.0 |
92.3 |
69.2 |
49.1 |
2009 |
100.0 |
0.009 |
0.028 |
0.06 |
365 |
57.2 |
92.6 |
69.4 |
57.9 |
2010 |
100.0 |
0.012 |
0.037 |
0.061 |
362 |
57.1 |
92.6 |
69.4 |
73.3 |
2011 |
100.0 |
0.012 |
0.042 |
0.055 |
363 |
56.7 |
100.0 |
69.3 |
88.2 |
2012 |
100.0 |
0.016 |
0.044 |
0.054 |
365 |
56.5 |
100.0 |
69.1 |
88.2 |
2013 |
100.0 |
0.013 |
0.034 |
0.055 |
340 |
56.3 |
100.0 |
69.1 |
100.0 |
2014 |
100.0 |
0.011 |
0.027 |
0.044 |
358 |
55.7 |
100.0 |
68.1 |
100.0 |
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