LIVE • 2026-10-10

Highest NO2 cities right now

Top 30 cities ranked by current NO2 concentration across all 217 tracked locations. Refreshes every 30 minutes. The highest NO2 right now is in Lahore, Pakistan at 84.2 ppb. WHO 2021 annual guideline: 10 μg/m³ (~5 ppb).

#1
84.2 ppb

PK

Lahore

198
AQI
PM2.5
92.4μg
PM10
158.3μg
O3
18.2ppb
Unhealthy
#2
78.3 ppb

AF

Kabul

188
AQI
PM2.5
88.2μg
PM10
148.4μg
O3
18.1ppb
Unhealthy
#3
72.3 ppb

BD

Dhaka

182
AQI
PM2.5
84.3μg
PM10
142.1μg
O3
22.4ppb
Unhealthy
#4
66.1 ppb

PK

Faisalabad

172
AQI
PM2.5
76.2μg
PM10
126.4μg
O3
18.3ppb
Unhealthy
#5
62.4 ppb

IN

Delhi

168
AQI
PM2.5
72.4μg
PM10
118.3μg
O3
28.1ppb
Unhealthy
#6
58.1 ppb

EG

Cairo

162
AQI
PM2.5
68.2μg
PM10
114.4μg
O3
26.3ppb
Unhealthy
#7
58.1 ppb

IN

Kanpur

162
AQI
PM2.5
68.4μg
PM10
112.2μg
O3
20.3ppb
Unhealthy
#8
56.4 ppb

NP

Kathmandu

158
AQI
PM2.5
66.4μg
PM10
108.2μg
O3
24.3ppb
Unhealthy
#9
54.1 ppb

PK

Karachi

154
AQI
PM2.5
62.1μg
PM10
104.2μg
O3
28.3ppb
Unhealthy
#10
50.2 ppb

CN

Xian

144
AQI
PM2.5
54.3μg
PM10
92.1μg
O3
26.4ppb
Unhealthy for Sensitive Groups
#11
50.1 ppb

IN

Lucknow

148
AQI
PM2.5
56.2μg
PM10
94.4μg
O3
24.3ppb
Unhealthy for Sensitive Groups
#12
48.6 ppb

CN

Beijing

142
AQI
PM2.5
52.3μg
PM10
87.4μg
O3
31.2ppb
Unhealthy for Sensitive Groups
#13
48.2 ppb

IN

Kolkata

142
AQI
PM2.5
52.3μg
PM10
88.1μg
O3
28.4ppb
Unhealthy for Sensitive Groups
#14
48.1 ppb

IR

Tehran

148
AQI
PM2.5
56.3μg
PM10
94.2μg
O3
32.4ppb
Unhealthy for Sensitive Groups
#15
48.1 ppb

TH

Chiang Mai

148
AQI
PM2.5
56.2μg
PM10
94.4μg
O3
28.3ppb
Unhealthy for Sensitive Groups
#16
48.1 ppb

PK

Islamabad

142
AQI
PM2.5
52.4μg
PM10
88.2μg
O3
26.3ppb
Unhealthy for Sensitive Groups
#17
48.1 ppb

BD

Chittagong

148
AQI
PM2.5
56.2μg
PM10
94.4μg
O3
28.3ppb
Unhealthy for Sensitive Groups
#18
48.1 ppb

SD

Khartoum

142
AQI
PM2.5
52.4μg
PM10
88.2μg
O3
26.3ppb
Unhealthy for Sensitive Groups
#19
46.1 ppb

CN

Harbin

138
AQI
PM2.5
50.2μg
PM10
86.4μg
O3
24.3ppb
Unhealthy for Sensitive Groups
#20
46.1 ppb

IN

Jaipur

136
AQI
PM2.5
50.4μg
PM10
84.2μg
O3
26.3ppb
Unhealthy for Sensitive Groups
#21
44.1 ppb

CN

Tianjin

132
AQI
PM2.5
48.2μg
PM10
82.4μg
O3
29.3ppb
Unhealthy for Sensitive Groups
#22
42.3 ppb

VN

Hanoi

138
AQI
PM2.5
48.2μg
PM10
82.4μg
O3
32.1ppb
Unhealthy for Sensitive Groups
#23
42.3 ppb

NG

Lagos

132
AQI
PM2.5
48.4μg
PM10
82.2μg
O3
32.1ppb
Unhealthy for Sensitive Groups
#24
42.1 ppb

MX

Mexico City

134
AQI
PM2.5
48.2μg
PM10
82.4μg
O3
36.3ppb
Unhealthy for Sensitive Groups
#25
42.1 ppb

TH

Chiang Rai

134
AQI
PM2.5
48.1μg
PM10
82.3μg
O3
30.2ppb
Unhealthy for Sensitive Groups
#26
42.1 ppb

CN

Chengdu

128
AQI
PM2.5
46.2μg
PM10
78.4μg
O3
32.3ppb
Unhealthy for Sensitive Groups
#27
42.1 ppb

IN

Ahmedabad

128
AQI
PM2.5
46.2μg
PM10
78.4μg
O3
28.3ppb
Unhealthy for Sensitive Groups
#28
42.1 ppb

IQ

Baghdad

128
AQI
PM2.5
46.4μg
PM10
78.2μg
O3
30.3ppb
Unhealthy for Sensitive Groups
#29
40.1 ppb

ID

Medan

128
AQI
PM2.5
46.4μg
PM10
78.2μg
O3
30.3ppb
Unhealthy for Sensitive Groups
#30
38.2 ppb

CN

Wuhan

118
AQI
PM2.5
42.1μg
PM10
72.3μg
O3
33.4ppb
Unhealthy for Sensitive Groups

About NO2

See the full NO2 guide for sources, health effects, and mitigation. Or jump back to overall most polluted cities ranked by US EPA Air Quality Index.

See also: highest PM2.5 · highest PM10 · highest O3