Air Quality
Excellent
No health implications.
14
PM2.5
27
PM10
100
O3
0.4
CO
7
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Apr
77
Good
Mon
29 Apr
79
Good
Tue
30 Apr
80
Good
Wed
1 May
59
Good
Thu
2 May
39
Excellent
Fri
3 May
40
Excellent
Sat
4 May
39
Excellent
Air quality in the last 12 months (Gongbo'gyamda)
|
2024/02
|
27
|
34
|
34
|
33
|
32
|
39
|
37
|
50
|
33
|
29
|
24
|
27
|
24
|
27
|
26
|
24
|
23
|
25
|
26
|
35
|
33
|
30
|
30
|
30
|
34
|
35
|
29
|
29
|
39
|
||
|
2024/01
|
27
|
23
|
23
|
21
|
25
|
22
|
25
|
24
|
29
|
27
|
26
|
26
|
27
|
26
|
25
|
25
|
23
|
24
|
27
|
26
|
25
|
25
|
24
|
26
|
26
|
24
|
27
|
27
|
24
|
27
|
27
|
|
2023/12
|
26
|
28
|
27
|
25
|
26
|
23
|
27
|
23
|
23
|
24
|
28
|
29
|
26
|
30
|
27
|
31
|
33
|
29
|
28
|
31
|
30
|
31
|
28
|
23
|
28
|
28
|
25
|
25
|
29
|
29
|
26
|
|
2023/11
|
24
|
23
|
22
|
23
|
25
|
25
|
24
|
26
|
24
|
25
|
25
|
26
|
29
|
30
|
24
|
25
|
28
|
27
|
32
|
33
|
28
|
29
|
25
|
23
|
26
|
29
|
37
|
33
|
28
|
28
|
|
|
2023/10
|
21
|
16
|
15
|
16
|
17
|
20
|
21
|
19
|
23
|
24
|
25
|
23
|
26
|
27
|
23
|
24
|
27
|
27
|
25
|
26
|
26
|
26
|
28
|
27
|
25
|
24
|
24
|
26
|
23
|
25
|
23
|
|
2023/09
|
30
|
29
|
28
|
27
|
28
|
25
|
24
|
25
|
19
|
16
|
18
|
20
|
26
|
30
|
26
|
21
|
20
|
21
|
21
|
21
|
17
|
17
|
19
|
17
|
18
|
20
|
19
|
22
|
24
|
22
|
|
|
2023/08
|
16
|
18
|
17
|
14
|
14
|
19
|
17
|
14
|
15
|
16
|
15
|
13
|
15
|
16
|
16
|
19
|
19
|
21
|
22
|
20
|
21
|
22
|
22
|
18
|
16
|
17
|
18
|
18
|
20
|
21
|
22
|
|
2023/07
|
18
|
18
|
22
|
19
|
20
|
18
|
15
|
19
|
20
|
18
|
17
|
19
|
15
|
16
|
17
|
18
|
25
|
24
|
22
|
23
|
28
|
24
|
22
|
17
|
17
|
17
|
17
|
18
|
20
|
18
|
16
|
|
2023/06
|
29
|
30
|
33
|
33
|
32
|
33
|
35
|
33
|
26
|
22
|
24
|
27
|
28
|
29
|
27
|
29
|
29
|
29
|
24
|
26
|
25
|
30
|
33
|
31
|
29
|
30
|
27
|
23
|
20
|
17
|
|
|
2023/05
|
31
|
32
|
34
|
33
|
34
|
35
|
30
|
35
|
37
|
38
|
40
|
37
|
34
|
32
|
34
|
34
|
31
|
35
|
32
|
33
|
35
|
37
|
32
|
32
|
31
|
30
|
30
|
34
|
32
|
30
|
29
|
|
2023/04
|
32
|
34
|
33
|
31
|
34
|
33
|
33
|
32
|
34
|
39
|
36
|
34
|
40
|
61
|
42
|
39
|
34
|
31
|
33
|
34
|
31
|
32
|
31
|
34
|
33
|
36
|
36
|
36
|
34
|
32
|
|
|
2023/03
|
27
|
27
|
27
|
26
|
29
|
31
|
32
|
29
|
34
|
32
|
30
|
28
|
30
|
26
|
29
|
28
|
30
|
30
|
31
|
32
|
28
|
27
|
31
|
29
|
28
|
31
|
29
|
30
|
30
|
30
|
30
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution