Air Quality
Excellent
No health implications.
20
PM2.5
28
PM10
106
O3
0.4
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 Mar
66
Good
Wed
1 Apr
77
Good
Thu
2 Apr
88
Good
Fri
3 Apr
123
Light
Sat
4 Apr
85
Good
Sun
5 Apr
86
Good
Mon
6 Apr
26
Excellent
Heshun Air quality rank
Air quality in the last 12 months (Heshun)
|
2026/02
|
99
|
59
|
76
|
88
|
92
|
58
|
45
|
49
|
60
|
97
|
69
|
76
|
78
|
87
|
50
|
53
|
112
|
40
|
49
|
76
|
190
|
284
|
76
|
90
|
87
|
57
|
61
|
59
|
|||
|
2026/01
|
82
|
112
|
116
|
161
|
118
|
41
|
53
|
56
|
105
|
74
|
39
|
70
|
82
|
89
|
100
|
106
|
73
|
71
|
71
|
56
|
55
|
77
|
103
|
151
|
227
|
164
|
141
|
171
|
174
|
168
|
154
|
|
2025/12
|
80
|
51
|
35
|
52
|
69
|
59
|
76
|
68
|
77
|
113
|
90
|
32
|
57
|
68
|
75
|
98
|
79
|
97
|
118
|
51
|
63
|
90
|
78
|
76
|
35
|
60
|
81
|
84
|
60
|
76
|
40
|
|
2025/11
|
42
|
44
|
62
|
103
|
164
|
189
|
44
|
69
|
64
|
64
|
67
|
62
|
52
|
61
|
65
|
55
|
32
|
28
|
44
|
53
|
48
|
53
|
74
|
106
|
60
|
163
|
106
|
104
|
92
|
86
|
|
|
2025/10
|
56
|
24
|
43
|
50
|
39
|
12
|
30
|
15
|
7
|
7
|
23
|
19
|
27
|
37
|
52
|
59
|
20
|
17
|
44
|
34
|
46
|
57
|
68
|
100
|
79
|
76
|
51
|
90
|
92
|
115
|
97
|
|
2025/09
|
45
|
47
|
25
|
36
|
32
|
46
|
59
|
65
|
48
|
52
|
47
|
30
|
47
|
56
|
60
|
44
|
14
|
22
|
17
|
45
|
39
|
19
|
36
|
48
|
43
|
44
|
38
|
60
|
59
|
59
|
|
|
2025/08
|
40
|
44
|
45
|
34
|
33
|
32
|
40
|
47
|
15
|
26
|
44
|
47
|
38
|
49
|
34
|
16
|
31
|
32
|
41
|
27
|
27
|
35
|
19
|
19
|
28
|
38
|
35
|
25
|
33
|
37
|
47
|
|
2025/07
|
23
|
29
|
17
|
27
|
16
|
26
|
29
|
36
|
31
|
37
|
54
|
50
|
46
|
56
|
56
|
44
|
41
|
44
|
48
|
38
|
23
|
35
|
26
|
25
|
30
|
39
|
37
|
40
|
23
|
29
|
35
|
|
2025/06
|
74
|
54
|
32
|
35
|
54
|
54
|
64
|
56
|
56
|
36
|
57
|
51
|
59
|
35
|
19
|
17
|
32
|
40
|
42
|
40
|
33
|
38
|
36
|
36
|
44
|
29
|
42
|
27
|
34
|
44
|
|
|
2025/05
|
47
|
72
|
37
|
54
|
148
|
62
|
70
|
68
|
31
|
32
|
34
|
46
|
73
|
49
|
46
|
65
|
126
|
62
|
66
|
67
|
80
|
61
|
45
|
38
|
46
|
55
|
50
|
49
|
51
|
55
|
46
|
|
2025/04
|
55
|
35
|
71
|
92
|
52
|
70
|
92
|
68
|
66
|
48
|
125
|
149
|
55
|
28
|
42
|
121
|
200
|
86
|
57
|
76
|
64
|
44
|
76
|
40
|
65
|
71
|
61
|
41
|
49
|
94
|
|
|
2025/03
|
154
|
69
|
40
|
47
|
70
|
50
|
68
|
69
|
77
|
92
|
99
|
159
|
109
|
92
|
57
|
21
|
35
|
38
|
41
|
37
|
38
|
54
|
116
|
264
|
257
|
123
|
141
|
171
|
38
|
48
|
52
|
|
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