| 11-13 ˮ��������������̬���������2008��2010�꣩ | ||||
| Water, Atmospheric, Acoustic and Ecological Environment, 2008-2010 | ||||
| ָ �� | Item | 2008 | 2009 | 2010 |
| ˮ �� �� | Water Environment Conditions | �� | �� | �� |
| ��ˮ�ŷ�����(���) | Volume of Waste Water Discharged (10 000 tons) | 60715 | 59647 | 68195 |
| ��ҵ��ˮ | Industrial Waste Water | 20443 | 19441 | 19679 |
| ������ˮ | Residential Waste Water | 40272 | 40206 | 48516 |
| ��ҵ��ˮ�ŷŴ����(���) | Total Meeting Standard Volume of Industrial | �� | ||
| Waste Water Discharged (10 000 tons) | 20423 | 19440 | 19671 | |
| ��ˮ��ѧ�������ŷ�����(���) | COD of Waste Water Discharged (10 000 tons) | 13.31 | 13.3 | 13.2 |
| ��ҵ��ˮ | Industrial Waste Water | 2.78 | 2.35 | 2.22 |
| ������ˮ | Residential Waste Water | 10.53 | 10.95 | 10.98 |
| ��������ˮԴ��ˮ�ʴ����(%) | Urban Drinking Water Sources Quality Rate (%) | 100 | 100 | 100 |
| ������������ˮ�ʴ����(%) | Inshore Area Water Quality Rate (%) | 58.3 | 61.1 | 38.9 |
| �������� | Atmospheric Environment Conditions | �� | ||
| ��������״�� | Ambient Air Quality | �� | ||
| �����������(����/������) | (PM10) Particulate Matters (milligram/cu. m.) | 0.088 | 0.1 | 0.096 |
| ��������(����/������) | (SO2) Sulphur Dioxide (milligram/cu. m.) | 0.061 | 0.055 | 0.054 |
| ��������(����/������) | (NO2) Nitrogen Dioxide (milligram/cu. m.) | 0.041 | 0.04 | 0.045 |
| ���������ﵽ�����ڶ���������(��) | Days of Air Quality Equal to or Above Grade II (day) | 322 | 307 | 308 |
| ������������������(%) | Ambient Air Quality Fine Rate (%) | 88.2 | 84.1 | 84.4 |
| ��Ҫ��Ⱦ���ŷ���� | Major Pollutant Emission | �� | ||
| ��ҵ�����ŷ�����(�ڱ�������) | Volume of Industrial Waste Gas Emission (100 million cu.m.) | 6005 | 5983 | 7686 |
| �����ж��������ŷ���(���) | Sulphur Dioxide in Waste Gas (10 000 tons) | 24.01 | 23.67 | 23.51 |
| ��ҵ�������� | Industrial SO2 | 20.98 | 17.3 | 21.76 |
| ����������� | Residential SO2 | 3.03 | 6.37 | 1.75 |
| ��ҵ���������ŷŴ����(���) | Total Meeting Standard Volume of Industrial SO2 (10 000 tons) | 20.9 | 17.25 | 21.73 |
| �̳��ŷ���(��) | Volume of Fumes Emission (ton) | 70202 | 71323 | 64552 |
| ��ҵ�̳� | Industrial Fumes | 58465 | 58687 | 53831 |
| �����̳� | Residential Fumes | 11737 | 12636 | 10721 |
| ��ҵ�̳��ŷŴ����(��) | Total Meeting Standard Volume of Industrial Fumes (ton) | 58465 | 58687 | 53830 |
| ��ҵ�۳��ŷ���(��) | Volume of Industrial Dust Emission (ton) | 7439 | 7946 | 7970 |
| ��ҵ�۳��ŷŴ����(��) | Total Meeting Standard Volume of Industrial Dust Emission (ton) | 7439 | 7946 | 7969 |
| �� �� �� (�ֱ�) | Acoustic Environment Conditions (decibel) | �� | ||
| ��·��ͨ����ƽ������ | Equivalent Sound Level of City Traffic Noise | 67.8 | 67.7 | 67.7 |
| ���ij�����������ƽ������ | Central Urban Area Average Environmental Noise Level | 54.6 | 54.7 | 54.6 |
| ��̬���� | Ecological Environment Conditions | �� | ||
| ��Ȼ������(��) | Nature Reserves (unit) | 8 | 8 | 8 |
| # ���Ҽ���Ȼ������ | State-level Nature Reserves | 3 | 3 | 3 |
| ��Ȼ���������(����) | Nature Reserves Area (10 000 hectares) | 15.42 | 9.11 | 9.11 |