辉煌的历程--天津改革开放30年 ，栏目：统计资料>>表51 城市水、大气、声、生态环境基本情况(2004-2007年)，共1页
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| 表51城市水、大气、声、生态环境基本情况(2004-2007年) |
| URBAN
WATER,ATMOSPHERIC,ACOUSTIC AND ECOLOGICAL ENVIRONMENT,2004-2007 |
| |
| 指标Item |
2004 |
2005 |
2006 |
2007 |
| 水环境情况Water
Environment Conditions |
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|
|
| 城市饮用水源地水质达标率(％) |
|
|
|
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| Urban Drinkinq Water Sources Quality
Rate(％) |
*** |
*** |
*** |
*** |
| 近海海域功能区水质达标率(％) |
|
|
|
|
| Inshore Area Water Quality Rate(％) |
*** |
*** |
*** |
*** |
| 大气环境情况Atmospheric Environment
Conditions |
|
|
|
|
| 可吸入颗粒物(毫克／立方米) |
|
|
|
|
| (PM10)Paticulate
Matters(milligram／cu.m) |
*** |
*** |
*** |
*** |
| 二氧化硫(毫克／立方米) |
|
|
|
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| (SO_2)Sulphur Dioxide(milligram／cu.m) |
*** |
*** |
*** |
*** |
| 二氧化氮(毫克／立方米) |
|
|
|
|
| (NO_2)Nitrogen Dioxide(milligram／cu.m) |
*** |
*** |
*** |
*** |
| 空气质量达到及好于二级的天数(天) |
|
|
|
|
| Days of Air Quality Equal to or Above
GradeⅡ(day) |
*** |
*** |
*** |
*** |
| 环境空气质量优良率(％) |
|
|
|
|
| Ambient Air Quality Fine Rate(％) |
*** |
*** |
*** |
*** |
| 声环境情况Acoustic Environment
Conditions |
|
|
|
|
| 城市交通噪声等效声级(分贝) |
|
|
|
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| Equivalent Sound Level of City Traffic
Noise(decibel) |
*** |
*** |
*** |
*** |
| 城市区域环境噪声平均声级(分贝) |
|
|
|
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| Urban Area Average Environmental Noise
Level(decibel) |
*** |
*** |
*** |
*** |
| 生态环境情况Ecological Environment
Conditions |
|
|
|
|
| 自然保护区(个) |
|
|
|
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| Nature Reserves(unit) |
*** |
*** |
*** |
*** |
| 自然保护区面积(万公顷) |
|
|
|
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| Nature Reserves Area(10 000 hectare) |
*** |
*** |
*** |
*** |
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