Air Quality
Excellent
No health implications.
16
PM2.5
35
PM10
39
O3
0.9
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Apr
42
Excellent
Fri
10 Apr
81
Good
Sat
11 Apr
45
Excellent
Sun
12 Apr
50
Excellent
Mon
13 Apr
61
Good
Tue
14 Apr
28
Excellent
Wed
15 Apr
32
Excellent
Xiaochang Air quality rank
Air quality in the last 12 months (Xiaochang)
|
2026/02
|
68
|
91
|
89
|
90
|
113
|
126
|
65
|
73
|
62
|
72
|
91
|
96
|
77
|
74
|
90
|
38
|
99
|
91
|
95
|
61
|
56
|
108
|
112
|
42
|
39
|
25
|
55
|
44
|
|||
|
2026/01
|
47
|
72
|
83
|
78
|
93
|
63
|
54
|
59
|
73
|
96
|
75
|
79
|
98
|
101
|
104
|
125
|
149
|
90
|
29
|
52
|
50
|
81
|
91
|
102
|
117
|
162
|
100
|
88
|
77
|
49
|
54
|
|
2025/12
|
104
|
89
|
54
|
62
|
83
|
95
|
112
|
104
|
139
|
149
|
199
|
88
|
45
|
58
|
67
|
81
|
175
|
192
|
153
|
160
|
72
|
52
|
49
|
96
|
74
|
72
|
84
|
101
|
103
|
156
|
74
|
|
2025/11
|
68
|
81
|
82
|
74
|
76
|
67
|
22
|
34
|
61
|
71
|
60
|
40
|
49
|
84
|
85
|
99
|
50
|
26
|
30
|
45
|
65
|
79
|
105
|
107
|
89
|
74
|
109
|
87
|
77
|
86
|
|
|
2025/10
|
33
|
31
|
14
|
35
|
53
|
49
|
28
|
44
|
55
|
26
|
22
|
30
|
14
|
26
|
30
|
23
|
17
|
13
|
20
|
25
|
27
|
35
|
39
|
42
|
74
|
70
|
59
|
65
|
83
|
45
|
47
|
|
2025/09
|
18
|
27
|
28
|
35
|
34
|
29
|
41
|
35
|
21
|
21
|
20
|
14
|
17
|
20
|
25
|
36
|
18
|
15
|
12
|
17
|
31
|
23
|
10
|
13
|
19
|
15
|
27
|
34
|
16
|
22
|
|
|
2025/08
|
29
|
18
|
29
|
38
|
36
|
26
|
20
|
17
|
19
|
15
|
12
|
19
|
18
|
26
|
24
|
25
|
31
|
35
|
23
|
16
|
17
|
20
|
23
|
27
|
33
|
29
|
34
|
34
|
41
|
25
|
17
|
|
2025/07
|
18
|
15
|
15
|
20
|
28
|
36
|
29
|
35
|
18
|
24
|
42
|
27
|
20
|
24
|
31
|
31
|
32
|
30
|
32
|
27
|
20
|
14
|
15
|
23
|
22
|
22
|
18
|
16
|
18
|
27
|
27
|
|
2025/06
|
24
|
32
|
51
|
56
|
49
|
49
|
26
|
30
|
28
|
24
|
32
|
41
|
35
|
25
|
34
|
45
|
29
|
18
|
11
|
14
|
16
|
16
|
24
|
22
|
27
|
14
|
15
|
15
|
12
|
19
|
|
|
2025/05
|
50
|
63
|
52
|
49
|
42
|
114
|
132
|
48
|
57
|
46
|
49
|
49
|
58
|
74
|
65
|
48
|
65
|
143
|
97
|
45
|
37
|
31
|
60
|
57
|
54
|
58
|
59
|
58
|
41
|
38
|
14
|
|
2025/04
|
67
|
74
|
64
|
97
|
86
|
73
|
71
|
73
|
69
|
59
|
57
|
204
|
126
|
100
|
61
|
61
|
71
|
72
|
59
|
54
|
45
|
56
|
70
|
73
|
75
|
57
|
50
|
50
|
45
|
41
|
|
|
2025/03
|
98
|
50
|
25
|
44
|
55
|
79
|
94
|
96
|
104
|
94
|
79
|
95
|
95
|
56
|
46
|
54
|
44
|
54
|
51
|
57
|
57
|
63
|
75
|
68
|
55
|
69
|
116
|
73
|
73
|
75
|
77
|
|
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