Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
18
PM2.5
88
*
PM10
101
O3
0.3
CO
4
SO2
5
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 Apr
89
Good
Fri
17 Apr
76
Good
Sat
18 Apr
86
Good
Sun
19 Apr
144
Light
Mon
20 Apr
67
Good
Tue
21 Apr
64
Good
Wed
22 Apr
50
Excellent
Air quality in the last 12 months (Hengshan)
|
2026/03
|
35
|
25
|
64
|
58
|
55
|
34
|
43
|
55
|
41
|
50
|
41
|
84
|
318
|
47
|
53
|
68
|
86
|
63
|
62
|
76
|
100
|
92
|
70
|
69
|
74
|
70
|
68
|
65
|
51
|
59
|
39
|
|
2026/02
|
46
|
29
|
55
|
67
|
61
|
53
|
27
|
36
|
61
|
95
|
76
|
73
|
67
|
73
|
35
|
48
|
84
|
33
|
46
|
91
|
363
|
312
|
122
|
92
|
89
|
91
|
76
|
44
|
|||
|
2026/01
|
46
|
38
|
47
|
38
|
26
|
33
|
54
|
57
|
154
|
71
|
48
|
76
|
72
|
168
|
84
|
56
|
66
|
49
|
26
|
21
|
46
|
65
|
68
|
56
|
190
|
122
|
99
|
93
|
93
|
80
|
70
|
|
2025/12
|
67
|
31
|
44
|
50
|
57
|
58
|
74
|
57
|
61
|
64
|
62
|
67
|
101
|
101
|
78
|
68
|
51
|
56
|
47
|
63
|
54
|
62
|
139
|
66
|
39
|
52
|
52
|
48
|
50
|
45
|
43
|
|
2025/11
|
43
|
40
|
48
|
54
|
66
|
77
|
44
|
79
|
85
|
82
|
65
|
50
|
46
|
59
|
65
|
49
|
19
|
24
|
42
|
41
|
53
|
62
|
87
|
157
|
62
|
267
|
174
|
100
|
88
|
86
|
|
|
2025/10
|
49
|
28
|
24
|
35
|
30
|
41
|
43
|
15
|
15
|
24
|
28
|
45
|
37
|
33
|
24
|
30
|
30
|
40
|
33
|
46
|
43
|
30
|
37
|
36
|
43
|
32
|
53
|
55
|
48
|
53
|
43
|
|
2025/09
|
26
|
41
|
27
|
17
|
71
|
40
|
52
|
60
|
40
|
38
|
29
|
23
|
38
|
54
|
53
|
43
|
27
|
25
|
19
|
24
|
21
|
14
|
23
|
39
|
36
|
36
|
36
|
42
|
49
|
55
|
|
|
2025/08
|
40
|
37
|
38
|
27
|
45
|
51
|
50
|
30
|
35
|
38
|
41
|
36
|
38
|
37
|
37
|
20
|
22
|
28
|
29
|
28
|
34
|
42
|
19
|
36
|
35
|
32
|
20
|
25
|
23
|
21
|
22
|
|
2025/07
|
27
|
25
|
33
|
34
|
19
|
31
|
23
|
27
|
22
|
31
|
37
|
47
|
53
|
43
|
54
|
33
|
37
|
39
|
30
|
18
|
34
|
36
|
29
|
20
|
21
|
18
|
21
|
33
|
28
|
36
|
36
|
|
2025/06
|
38
|
34
|
28
|
28
|
31
|
52
|
52
|
35
|
41
|
40
|
50
|
53
|
45
|
43
|
47
|
38
|
39
|
39
|
35
|
30
|
36
|
39
|
37
|
43
|
39
|
34
|
33
|
27
|
36
|
28
|
|
|
2025/05
|
70
|
97
|
37
|
82
|
284
|
126
|
97
|
122
|
53
|
40
|
44
|
64
|
75
|
51
|
60
|
206
|
101
|
62
|
66
|
66
|
66
|
189
|
53
|
64
|
47
|
42
|
37
|
53
|
56
|
55
|
31
|
|
2025/04
|
55
|
46
|
113
|
106
|
52
|
83
|
85
|
86
|
86
|
61
|
289
|
164
|
107
|
38
|
59
|
252
|
121
|
71
|
68
|
74
|
240
|
142
|
71
|
39
|
60
|
62
|
43
|
33
|
89
|
160
|
|
|
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