Air Quality
Moderate
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
130
*
PM2.5
178
PM10
3
O3
1.8
CO
5
SO2
49
NO2
Sensitive individuals will experience more serious conditions. The hearts and respiratory systems of healthy people may be affected.
Advise
Children, seniors and individuals with respiratory or heart diseases should avoid sustained and high-intensity outdoor exercises. General population should moderately reduce outdoor activities.
Air Quality
Today
13 Jan
102
Light
Wed
14 Jan
101
Light
Thu
15 Jan
109
Light
Fri
16 Jan
123
Light
Sat
17 Jan
129
Light
Sun
18 Jan
27
Excellent
Mon
19 Jan
30
Excellent
Hengnan Air quality rank
Air quality in the last 12 months (Hengnan)
|
2025/11
|
49
|
44
|
26
|
27
|
29
|
27
|
46
|
14
|
10
|
16
|
39
|
56
|
44
|
48
|
52
|
58
|
61
|
28
|
33
|
43
|
50
|
59
|
70
|
60
|
54
|
64
|
76
|
85
|
77
|
73
|
|
|
2025/10
|
59
|
51
|
35
|
52
|
43
|
25
|
44
|
52
|
45
|
48
|
53
|
89
|
75
|
47
|
58
|
49
|
48
|
21
|
10
|
10
|
11
|
24
|
36
|
41
|
51
|
63
|
68
|
62
|
77
|
81
|
59
|
|
2025/09
|
19
|
24
|
31
|
34
|
37
|
36
|
36
|
30
|
19
|
23
|
20
|
22
|
26
|
38
|
39
|
43
|
34
|
35
|
30
|
21
|
23
|
19
|
26
|
11
|
14
|
23
|
38
|
49
|
58
|
52
|
|
|
2025/08
|
31
|
32
|
21
|
19
|
22
|
14
|
14
|
19
|
26
|
29
|
34
|
38
|
29
|
21
|
13
|
21
|
23
|
24
|
15
|
19
|
19
|
21
|
25
|
23
|
22
|
20
|
27
|
31
|
23
|
23
|
20
|
|
2025/07
|
20
|
19
|
23
|
28
|
38
|
43
|
50
|
37
|
36
|
26
|
26
|
28
|
33
|
36
|
27
|
29
|
33
|
45
|
35
|
37
|
26
|
12
|
13
|
22
|
21
|
28
|
19
|
20
|
25
|
21
|
22
|
|
2025/06
|
16
|
20
|
38
|
45
|
49
|
42
|
31
|
26
|
37
|
43
|
38
|
24
|
34
|
20
|
15
|
25
|
16
|
13
|
17
|
26
|
26
|
12
|
26
|
19
|
38
|
31
|
17
|
18
|
24
|
21
|
|
|
2025/05
|
54
|
60
|
63
|
54
|
40
|
51
|
67
|
45
|
30
|
51
|
58
|
74
|
61
|
47
|
66
|
26
|
29
|
26
|
28
|
21
|
22
|
26
|
26
|
54
|
52
|
52
|
52
|
15
|
20
|
32
|
14
|
|
2025/04
|
66
|
67
|
70
|
106
|
96
|
87
|
77
|
69
|
71
|
51
|
54
|
213
|
200
|
133
|
92
|
71
|
82
|
65
|
29
|
28
|
38
|
36
|
55
|
31
|
28
|
37
|
27
|
40
|
59
|
53
|
|
|
2025/03
|
35
|
33
|
16
|
23
|
39
|
43
|
56
|
48
|
46
|
45
|
48
|
44
|
52
|
24
|
20
|
46
|
45
|
40
|
46
|
53
|
60
|
61
|
78
|
80
|
76
|
72
|
72
|
59
|
46
|
21
|
46
|
|
2025/02
|
35
|
29
|
52
|
67
|
78
|
77
|
65
|
55
|
50
|
53
|
71
|
74
|
94
|
112
|
57
|
40
|
51
|
43
|
33
|
21
|
77
|
31
|
37
|
83
|
100
|
95
|
50
|
36
|
|||
|
2025/01
|
149
|
125
|
157
|
178
|
162
|
107
|
91
|
87
|
60
|
62
|
67
|
85
|
83
|
76
|
93
|
69
|
85
|
83
|
113
|
97
|
109
|
108
|
154
|
240
|
40
|
31
|
58
|
69
|
204
|
131
|
61
|
|
2024/12
|
67
|
72
|
78
|
126
|
45
|
47
|
49
|
64
|
95
|
71
|
50
|
73
|
91
|
64
|
59
|
75
|
83
|
80
|
99
|
121
|
119
|
107
|
89
|
104
|
136
|
125
|
132
|
122
|
95
|
125
|
121
|
|
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