Air Quality
Excellent
No health implications.
19
PM2.5
42
PM10
34
O3
0.5
CO
10
SO2
29
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Apr
76
Good
Fri
1 May
62
Good
Sat
2 May
67
Good
Sun
3 May
60
Good
Mon
4 May
61
Good
Tue
5 May
23
Excellent
Wed
6 May
23
Excellent
Air quality in the last 12 months (Kuancheng)
|
2026/03
|
59
|
70
|
93
|
57
|
57
|
38
|
54
|
65
|
28
|
67
|
69
|
69
|
86
|
42
|
61
|
65
|
92
|
40
|
52
|
52
|
82
|
113
|
114
|
128
|
135
|
103
|
48
|
58
|
68
|
33
|
46
|
|
2026/02
|
45
|
36
|
78
|
118
|
68
|
30
|
34
|
32
|
74
|
86
|
67
|
97
|
110
|
100
|
37
|
48
|
94
|
35
|
63
|
85
|
224
|
49
|
43
|
62
|
84
|
70
|
51
|
54
|
|||
|
2026/01
|
44
|
53
|
72
|
70
|
61
|
47
|
31
|
59
|
84
|
28
|
25
|
56
|
30
|
62
|
86
|
55
|
34
|
47
|
33
|
31
|
36
|
48
|
52
|
54
|
44
|
54
|
43
|
55
|
62
|
77
|
61
|
|
2025/12
|
29
|
25
|
27
|
38
|
50
|
83
|
62
|
30
|
59
|
80
|
50
|
44
|
44
|
50
|
84
|
69
|
73
|
112
|
140
|
30
|
37
|
67
|
61
|
37
|
28
|
58
|
78
|
118
|
71
|
41
|
28
|
|
2025/11
|
40
|
24
|
48
|
68
|
123
|
97
|
51
|
55
|
34
|
45
|
52
|
76
|
33
|
66
|
93
|
46
|
22
|
32
|
51
|
33
|
45
|
68
|
93
|
73
|
30
|
65
|
35
|
71
|
80
|
59
|
|
|
2025/10
|
54
|
55
|
44
|
53
|
40
|
22
|
42
|
27
|
14
|
20
|
30
|
36
|
46
|
53
|
63
|
39
|
33
|
19
|
22
|
26
|
38
|
45
|
50
|
72
|
91
|
40
|
36
|
64
|
130
|
92
|
53
|
|
2025/09
|
38
|
39
|
49
|
57
|
50
|
37
|
42
|
35
|
51
|
35
|
56
|
60
|
57
|
39
|
32
|
31
|
26
|
32
|
46
|
44
|
43
|
34
|
33
|
50
|
54
|
55
|
61
|
50
|
51
|
57
|
|
|
2025/08
|
45
|
48
|
36
|
29
|
24
|
37
|
33
|
35
|
26
|
32
|
39
|
41
|
27
|
40
|
44
|
31
|
34
|
42
|
33
|
26
|
23
|
24
|
35
|
23
|
26
|
33
|
30
|
17
|
39
|
42
|
40
|
|
2025/07
|
37
|
38
|
28
|
43
|
40
|
23
|
34
|
41
|
45
|
48
|
48
|
49
|
26
|
30
|
33
|
25
|
26
|
30
|
38
|
30
|
28
|
41
|
39
|
24
|
35
|
43
|
32
|
25
|
21
|
29
|
37
|
|
2025/06
|
53
|
54
|
29
|
25
|
45
|
43
|
33
|
40
|
49
|
29
|
47
|
55
|
46
|
42
|
20
|
21
|
37
|
51
|
42
|
32
|
30
|
41
|
51
|
63
|
54
|
55
|
50
|
31
|
52
|
43
|
|
|
2025/05
|
38
|
41
|
32
|
42
|
47
|
29
|
56
|
77
|
30
|
32
|
56
|
73
|
76
|
43
|
47
|
65
|
42
|
34
|
58
|
73
|
62
|
68
|
44
|
36
|
46
|
55
|
55
|
56
|
63
|
78
|
65
|
|
2025/04
|
51
|
21
|
48
|
64
|
27
|
55
|
66
|
40
|
46
|
61
|
75
|
103
|
42
|
27
|
52
|
69
|
66
|
41
|
32
|
55
|
64
|
47
|
68
|
41
|
41
|
72
|
43
|
47
|
61
|
65
|
|
|
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