Air Quality
Excellent
No health implications.
7
PM2.5
23
PM10
70
O3
0.4
CO
14
SO2
1
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Oct
51
Good
Thu
23 Oct
53
Good
Fri
24 Oct
52
Good
Sat
25 Oct
52
Good
Sun
26 Oct
59
Good
Mon
27 Oct
64
Good
Tue
28 Oct
19
Excellent
Air quality in the last 12 months (Delingha)
|
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
|
|||
|
2025/01
|
44
|
32
|
31
|
37
|
27
|
30
|
32
|
45
|
37
|
68
|
34
|
29
|
28
|
27
|
26
|
23
|
29
|
40
|
36
|
44
|
35
|
31
|
35
|
92
|
131
|
53
|
47
|
43
|
35
|
29
|
26
|
|
2024/12
|
19
|
34
|
29
|
30
|
31
|
31
|
23
|
28
|
31
|
39
|
37
|
51
|
40
|
29
|
26
|
35
|
41
|
42
|
33
|
32
|
27
|
27
|
37
|
34
|
30
|
29
|
29
|
25
|
46
|
49
|
47
|
|
2024/11
|
27
|
22
|
33
|
29
|
27
|
27
|
34
|
28
|
51
|
40
|
39
|
31
|
33
|
27
|
40
|
38
|
32
|
24
|
26
|
29
|
40
|
22
|
25
|
45
|
41
|
38
|
32
|
22
|
38
|
32
|
|
|
2024/10
|
26
|
22
|
21
|
34
|
35
|
34
|
29
|
30
|
26
|
26
|
25
|
27
|
30
|
26
|
21
|
17
|
22
|
37
|
40
|
53
|
60
|
31
|
21
|
27
|
31
|
29
|
20
|
16
|
23
|
26
|
25
|
|
2024/09
|
26
|
24
|
18
|
67
|
42
|
29
|
18
|
26
|
93
|
32
|
19
|
91
|
29
|
20
|
25
|
45
|
35
|
21
|
56
|
34
|
35
|
27
|
24
|
33
|
38
|
33
|
21
|
26
|
46
|
39
|
|
|
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