Air Quality
Excellent
No health implications.
3
PM2.5
18
PM10
88
O3
0.6
CO
21
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Feb
92
Good
Wed
18 Feb
81
Good
Thu
19 Feb
51
Good
Fri
20 Feb
85
Good
Sat
21 Feb
76
Good
Sun
22 Feb
54
Good
Mon
23 Feb
19
Excellent
Air quality in the last 12 months (Delingha)
|
2026/01
|
26
|
23
|
20
|
22
|
23
|
21
|
19
|
19
|
19
|
20
|
25
|
23
|
34
|
111
|
52
|
34
|
30
|
44
|
53
|
36
|
33
|
37
|
31
|
51
|
339
|
130
|
88
|
46
|
157
|
57
|
33
|
|
2025/12
|
29
|
34
|
32
|
28
|
27
|
28
|
27
|
32
|
27
|
28
|
34
|
141
|
34
|
33
|
31
|
42
|
24
|
26
|
33
|
32
|
28
|
33
|
44
|
38
|
31
|
30
|
27
|
31
|
26
|
28
|
25
|
|
2025/11
|
27
|
26
|
24
|
19
|
33
|
73
|
102
|
70
|
47
|
43
|
34
|
31
|
23
|
27
|
37
|
29
|
35
|
30
|
24
|
30
|
27
|
30
|
40
|
49
|
33
|
42
|
26
|
26
|
26
|
29
|
|
|
2025/10
|
34
|
29
|
25
|
38
|
67
|
39
|
43
|
33
|
33
|
29
|
25
|
27
|
23
|
32
|
38
|
38
|
38
|
31
|
27
|
29
|
24
|
29
|
35
|
29
|
38
|
27
|
22
|
22
|
24
|
26
|
21
|
|
2025/09
|
24
|
31
|
43
|
34
|
58
|
59
|
42
|
42
|
42
|
37
|
40
|
50
|
42
|
35
|
53
|
51
|
39
|
40
|
28
|
49
|
39
|
50
|
47
|
34
|
37
|
47
|
56
|
38
|
38
|
34
|
|
|
2025/08
|
46
|
40
|
37
|
48
|
38
|
21
|
37
|
37
|
33
|
33
|
52
|
41
|
34
|
35
|
33
|
34
|
38
|
21
|
62
|
123
|
25
|
23
|
26
|
36
|
29
|
35
|
29
|
21
|
27
|
31
|
32
|
|
2025/07
|
40
|
33
|
36
|
29
|
28
|
40
|
89
|
69
|
39
|
48
|
41
|
29
|
37
|
49
|
38
|
26
|
25
|
25
|
24
|
22
|
26
|
22
|
26
|
21
|
27
|
27
|
24
|
24
|
24
|
59
|
108
|
|
2025/06
|
27
|
38
|
33
|
28
|
24
|
34
|
23
|
25
|
30
|
25
|
28
|
39
|
55
|
71
|
34
|
34
|
46
|
39
|
27
|
37
|
30
|
19
|
24
|
38
|
31
|
38
|
28
|
31
|
56
|
44
|
|
|
2025/05
|
53
|
45
|
51
|
153
|
46
|
70
|
131
|
85
|
31
|
24
|
26
|
56
|
52
|
38
|
34
|
34
|
45
|
34
|
33
|
48
|
227
|
92
|
99
|
80
|
33
|
44
|
53
|
39
|
91
|
50
|
39
|
|
2025/04
|
94
|
105
|
64
|
51
|
57
|
63
|
73
|
66
|
60
|
50
|
46
|
25
|
26
|
35
|
44
|
82
|
82
|
108
|
78
|
189
|
174
|
109
|
59
|
39
|
43
|
33
|
35
|
45
|
52
|
40
|
|
|
2025/03
|
73
|
84
|
57
|
35
|
175
|
201
|
85
|
37
|
38
|
55
|
56
|
44
|
38
|
52
|
42
|
40
|
38
|
68
|
60
|
52
|
49
|
62
|
57
|
44
|
27
|
61
|
158
|
61
|
84
|
158
|
149
|
|
2025/02
|
27
|
43
|
34
|
27
|
28
|
30
|
30
|
33
|
26
|
31
|
45
|
48
|
31
|
33
|
39
|
34
|
23
|
38
|
57
|
40
|
31
|
49
|
56
|
50
|
51
|
34
|
32
|
33
|
|||
|
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