Air Quality
Excellent
No health implications.
9
PM2.5
12
PM10
79
O3
0.3
CO
7
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Mar
56
Good
Fri
13 Mar
54
Good
Sat
14 Mar
52
Good
Sun
15 Mar
49
Excellent
Mon
16 Mar
53
Good
Tue
17 Mar
55
Good
Wed
18 Mar
35
Excellent
Air quality in the last 12 months (Xiahe)
|
2026/02
|
74
|
69
|
74
|
80
|
63
|
68
|
57
|
46
|
64
|
68
|
54
|
52
|
39
|
47
|
67
|
58
|
106
|
56
|
55
|
37
|
59
|
79
|
106
|
54
|
60
|
64
|
64
|
70
|
|||
|
2026/01
|
66
|
66
|
68
|
68
|
60
|
61
|
46
|
42
|
49
|
43
|
46
|
45
|
45
|
55
|
52
|
52
|
49
|
72
|
69
|
63
|
60
|
60
|
51
|
48
|
140
|
137
|
94
|
90
|
101
|
69
|
69
|
|
2025/12
|
52
|
59
|
56
|
57
|
55
|
53
|
56
|
61
|
60
|
55
|
53
|
122
|
64
|
51
|
53
|
53
|
53
|
54
|
63
|
53
|
58
|
67
|
65
|
59
|
51
|
52
|
50
|
47
|
49
|
49
|
64
|
|
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
|
|
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