| Station-wise Status of Ambient Air Quality (Annual Average) at Guwahati and Other Locations in Assam (2010) | |||||||||
| (Figure in mg/m -3) | |||||||||
| Stations/ Location | No. of Obser- vation (In Days) | SO2 | NO2 | RSPM | SPM | ||||
| Range (Min-Max) | Mean | Range (Min-Max) | Mean | Range (Min-Max) | Mean | Range (Min-Max) | Mean | ||
| Guwahati | |||||||||
| Bamunimaidan | |||||||||
| Khanapara, Central Dairy | |||||||||
| ITI Building, Gopinath Nagar | |||||||||
| Santipur (Near Pragjyotish College) | |||||||||
| Boragaon (IASST Campus) | |||||||||
| Gauhati University (Deptt of Envsc Campus) | |||||||||
| Other Location | |||||||||
| Dibrugarh (Board`s Office Building) | |||||||||
| Golaghat (Board`s Office Building) | |||||||||
| Sivasagar (Board`s Office Building) | |||||||||
| Tezpur (Board`s Office Building) | |||||||||
| Silchar (Board`s Office Building) | |||||||||
| Barpeta (Board`s Office Building) | |||||||||
| Bongaigaon (Campus of Oil India Office) | |||||||||
| Darrang (Indo-Bhutan Boarder) BTD | |||||||||
| Margherita (Coal India Complex Tinsukia) | |||||||||
| North Lakhimpur (Bazar Patti) | |||||||||
| Nagaon (WRD Campus, Colony, Sivasagar) | |||||||||
| Usha Lodge (Near ONGC Colony, Sivasagar) | |||||||||
| Janiganj (Silchar) | |||||||||
| Digboi Carbon Factory Campus, Tinsukia | |||||||||
| Shreepuria (Borguri, Tinsukia) | |||||||||
| Nalbari (PWD Rural Div Office Complex | |||||||||
| Near Gordon Boys` HS School | |||||||||
| National Standard for Residential Area | |||||||||
