Ambient Air Quality Survey of Major Traffic Intersections in Delhi

                                                Foreword

The Central Pollution Control Board (CPCB) in collaboration with the State Pollution Control Boaros (SPCBs) has established a national ambient air quality monitoring (NAAQM) network, comprising I 290 stations in 92 cities/towns, under the Air (Prevention and control of Pollution) Act, 1981 to collect, compile and disseminate the air quality status.

Presently, the ambient air quality is being monitored by CPCB, SPCBs, Pollution Control Committees, some Universities and Institutes. The data, thus generated, are transmitted to CPCB for compilation, scrutinization, analysis and preparation of national ambient air quality report

The present report containing ambient air quality data of the year 1996 is the 8th publication in the series ofNAAQM to disseminate the air quality information and has been entitled as'' Ambient Air Quality Status -India, 1996"
Air pollution status of various pollutants has been defined in terms of Low, Moderate, High and Critical, vis-a-vis the notified ambient air standards and has been depicted in the fortY. of tables and maps. This report will be of help to all those who are concerned with the air quality management in the country .

The co-operation of the monitoring agencies is gratefully acknowledged
  
Dilip Biswas
                                                                                                                        Chairman, CPCB
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