AMBIENT AIR QUALITY DATA
YEAR - 2004

Annual average Concentration in mg/m3 in Nagaland under National Air Quality Monitoring Programme (NAMP)

Table 1: Summary of RSPM levels in Dimapur, Nagaland during 2004.

S.No.

State

City

Location

Type

Air Quality

Average

(mg/m3)

Std.

Deviation

n

1

Nagaland

Dimapur

Bank Colony

R

M

69

36

85

Table 2: Summary of SPM levels in Dimapur, Nagaland during 2004.

S.No.

State

City

Location

Type

Air Quality

Average

(mg/m3)

Std.

Deviation

n

1

Nagaland

Dimapur

Bank Colony

R

L

125

57

85

Note:- R Residential and other areas, I Industrial area, Std deviation Standard deviation,
n number of days monitored for 16 and more hours a day
L- Low, M- Moderate, H High and
C Critical levels of pollution based on exceedence factor (calculated for n ³50 days)