Air Quality
Excellent
No health implications.
24
PM2.5
48
PM10
73
O3
0.4
CO
11
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 Dec
59
Good
Wed
3 Dec
51
Good
Thu
4 Dec
49
Excellent
Fri
5 Dec
49
Excellent
Sat
6 Dec
53
Good
Sun
7 Dec
53
Good
Mon
8 Dec
45
Excellent
Air quality in the last 12 months (Xiahe)
|
2025/11
|
53
|
38
|
46
|
43
|
41
|
27
|
46
|
76
|
66
|
42
|
45
|
45
|
33
|
50
|
46
|
50
|
59
|
46
|
46
|
51
|
50
|
56
|
50
|
92
|
61
|
68
|
49
|
53
|
52
|
53
|
|
|
2025/10
|
19
|
30
|
38
|
33
|
22
|
23
|
15
|
15
|
19
|
18
|
21
|
21
|
32
|
31
|
33
|
38
|
29
|
43
|
41
|
43
|
32
|
25
|
22
|
28
|
33
|
35
|
39
|
46
|
48
|
49
|
59
|
|
2025/09
|
33
|
25
|
29
|
28
|
36
|
58
|
59
|
48
|
42
|
36
|
34
|
36
|
47
|
51
|
27
|
59
|
25
|
17
|
24
|
32
|
27
|
26
|
31
|
39
|
37
|
25
|
24
|
20
|
24
|
27
|
|
|
2025/08
|
38
|
33
|
33
|
10
|
20
|
22
|
20
|
19
|
22
|
26
|
32
|
27
|
29
|
36
|
31
|
36
|
36
|
31
|
17
|
30
|
11
|
17
|
20
|
32
|
30
|
18
|
10
|
11
|
22
|
33
|
37
|
|
2025/07
|
39
|
29
|
28
|
20
|
25
|
19
|
31
|
37
|
36
|
36
|
32
|
27
|
34
|
39
|
38
|
42
|
43
|
27
|
50
|
19
|
21
|
25
|
32
|
26
|
22
|
25
|
37
|
36
|
27
|
27
|
49
|
|
2025/06
|
21
|
25
|
22
|
28
|
43
|
43
|
38
|
42
|
20
|
38
|
38
|
38
|
42
|
30
|
44
|
45
|
51
|
37
|
33
|
38
|
34
|
18
|
27
|
16
|
24
|
32
|
29
|
34
|
34
|
25
|
|
|
2025/05
|
39
|
67
|
153
|
75
|
47
|
59
|
86
|
79
|
48
|
36
|
33
|
45
|
51
|
32
|
20
|
42
|
40
|
47
|
44
|
37
|
40
|
56
|
57
|
45
|
33
|
40
|
34
|
35
|
43
|
71
|
57
|
|
2025/04
|
85
|
84
|
73
|
97
|
87
|
63
|
56
|
96
|
76
|
69
|
72
|
54
|
45
|
54
|
59
|
69
|
61
|
107
|
79
|
77
|
91
|
67
|
52
|
45
|
39
|
29
|
32
|
45
|
45
|
51
|
|
|
2025/03
|
57
|
51
|
51
|
45
|
46
|
56
|
80
|
58
|
49
|
54
|
96
|
110
|
57
|
40
|
49
|
42
|
42
|
50
|
58
|
56
|
49
|
56
|
56
|
43
|
42
|
177
|
158
|
60
|
72
|
85
|
85
|
|
2025/02
|
46
|
47
|
41
|
43
|
53
|
53
|
52
|
53
|
52
|
55
|
66
|
69
|
59
|
62
|
49
|
47
|
43
|
46
|
55
|
54
|
54
|
50
|
53
|
48
|
44
|
43
|
48
|
47
|
|||
|
2025/01
|
45
|
55
|
49
|
60
|
45
|
51
|
61
|
65
|
69
|
65
|
45
|
40
|
39
|
49
|
62
|
50
|
52
|
51
|
49
|
45
|
48
|
58
|
63
|
66
|
70
|
63
|
37
|
39
|
69
|
45
|
38
|
|
2024/12
|
36
|
40
|
44
|
49
|
49
|
46
|
50
|
50
|
48
|
48
|
47
|
46
|
40
|
39
|
30
|
27
|
26
|
43
|
51
|
50
|
66
|
69
|
68
|
88
|
82
|
56
|
63
|
56
|
59
|
50
|
45
|
|
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