Air Quality
Excellent
No health implications.
12
PM2.5
26
PM10
93
O3
0.5
CO
5
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 May
75
Good
Tue
26 May
76
Good
Wed
27 May
67
Good
Thu
28 May
62
Good
Fri
29 May
60
Good
Sat
30 May
54
Good
Sun
31 May
25
Excellent
Air quality in the last 12 months (Lhatse)
|
2026/04
|
33
|
28
|
27
|
28
|
32
|
37
|
34
|
37
|
44
|
60
|
54
|
43
|
43
|
50
|
41
|
34
|
34
|
37
|
50
|
37
|
38
|
45
|
40
|
34
|
34
|
37
|
40
|
29
|
30
|
30
|
|
|
2026/03
|
44
|
39
|
33
|
42
|
28
|
31
|
33
|
32
|
33
|
35
|
34
|
38
|
44
|
37
|
32
|
37
|
37
|
32
|
29
|
29
|
35
|
36
|
35
|
36
|
38
|
33
|
33
|
33
|
30
|
30
|
30
|
|
2026/02
|
16
|
24
|
24
|
24
|
19
|
23
|
24
|
19
|
31
|
22
|
32
|
26
|
24
|
26
|
23
|
33
|
30
|
22
|
20
|
22
|
22
|
25
|
25
|
21
|
28
|
30
|
40
|
37
|
|||
|
2026/01
|
27
|
25
|
19
|
25
|
31
|
41
|
27
|
29
|
32
|
21
|
43
|
26
|
35
|
36
|
33
|
27
|
38
|
51
|
24
|
32
|
27
|
26
|
33
|
26
|
25
|
22
|
27
|
49
|
22
|
16
|
21
|
|
2025/12
|
35
|
36
|
28
|
34
|
33
|
35
|
31
|
35
|
29
|
32
|
38
|
37
|
41
|
39
|
35
|
36
|
31
|
33
|
40
|
36
|
39
|
43
|
36
|
25
|
25
|
34
|
34
|
28
|
27
|
24
|
26
|
|
2025/11
|
11
|
12
|
15
|
16
|
17
|
14
|
17
|
25
|
21
|
15
|
17
|
15
|
18
|
26
|
28
|
26
|
29
|
30
|
32
|
32
|
33
|
28
|
30
|
31
|
34
|
29
|
31
|
41
|
32
|
33
|
|
|
2025/10
|
10
|
14
|
12
|
12
|
12
|
9
|
10
|
9
|
11
|
10
|
11
|
15
|
16
|
14
|
19
|
16
|
16
|
16
|
13
|
22
|
21
|
20
|
17
|
14
|
20
|
13
|
22
|
15
|
17
|
13
|
11
|
|
2025/09
|
15
|
29
|
23
|
15
|
19
|
16
|
16
|
12
|
14
|
10
|
9
|
9
|
10
|
15
|
9
|
17
|
13
|
11
|
11
|
9
|
10
|
11
|
16
|
15
|
21
|
13
|
10
|
11
|
11
|
12
|
|
|
2025/08
|
11
|
8
|
9
|
9
|
13
|
8
|
12
|
12
|
12
|
10
|
10
|
13
|
14
|
13
|
18
|
25
|
16
|
22
|
11
|
10
|
11
|
13
|
14
|
16
|
13
|
9
|
9
|
14
|
8
|
10
|
12
|
|
2025/07
|
21
|
12
|
15
|
11
|
14
|
21
|
21
|
27
|
21
|
15
|
14
|
10
|
12
|
9
|
11
|
12
|
11
|
11
|
21
|
12
|
11
|
11
|
11
|
12
|
13
|
9
|
12
|
9
|
11
|
15
|
13
|
|
2025/06
|
23
|
17
|
19
|
17
|
14
|
13
|
21
|
28
|
30
|
26
|
30
|
39
|
24
|
17
|
12
|
13
|
12
|
12
|
11
|
9
|
14
|
18
|
14
|
17
|
14
|
14
|
22
|
19
|
13
|
9
|
|
|
2025/05
|
33
|
26
|
34
|
33
|
30
|
16
|
18
|
38
|
32
|
23
|
19
|
21
|
24
|
30
|
22
|
28
|
12
|
18
|
17
|
15
|
28
|
25
|
20
|
31
|
17
|
19
|
18
|
28
|
25
|
24
|
18
|
|
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