Air Quality
Excellent
No health implications.
9
PM2.5
11
PM10
31
O3
0.5
CO
6
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Sep
55
Good
Tue
8 Sep
37
Excellent
Wed
9 Sep
51
Good
Thu
10 Sep
63
Good
Fri
11 Sep
73
Good
Sat
12 Sep
82
Good
Sun
13 Sep
36
Excellent
Air quality in the last 12 months (Hongwei)
|
2026/08
|
35
|
29
|
36
|
32
|
40
|
38
|
40
|
26
|
41
|
34
|
26
|
38
|
25
|
29
|
44
|
22
|
33
|
47
|
37
|
32
|
34
|
21
|
23
|
19
|
21
|
35
|
39
|
45
|
28
|
37
|
45
|
|
2026/07
|
36
|
36
|
35
|
42
|
29
|
22
|
33
|
29
|
30
|
30
|
16
|
22
|
15
|
12
|
38
|
44
|
50
|
64
|
35
|
40
|
46
|
37
|
33
|
25
|
20
|
24
|
37
|
48
|
35
|
34
|
34
|
|
2026/06
|
48
|
44
|
57
|
36
|
31
|
22
|
25
|
32
|
33
|
36
|
34
|
58
|
44
|
45
|
42
|
35
|
38
|
34
|
29
|
27
|
29
|
34
|
35
|
40
|
56
|
54
|
55
|
38
|
34
|
29
|
|
|
2026/05
|
51
|
46
|
29
|
57
|
69
|
36
|
38
|
39
|
36
|
43
|
38
|
43
|
40
|
44
|
48
|
51
|
35
|
32
|
30
|
39
|
52
|
34
|
26
|
31
|
34
|
51
|
41
|
52
|
41
|
62
|
98
|
|
2026/04
|
91
|
84
|
59
|
44
|
39
|
32
|
39
|
49
|
42
|
64
|
38
|
73
|
70
|
121
|
102
|
68
|
56
|
55
|
68
|
112
|
87
|
59
|
51
|
54
|
67
|
42
|
40
|
35
|
38
|
41
|
|
|
2026/03
|
193
|
250
|
330
|
143
|
60
|
40
|
70
|
84
|
53
|
57
|
72
|
107
|
69
|
191
|
262
|
167
|
111
|
49
|
56
|
62
|
79
|
110
|
123
|
96
|
130
|
177
|
69
|
87
|
51
|
34
|
60
|
|
2026/02
|
93
|
45
|
62
|
136
|
157
|
42
|
46
|
58
|
51
|
95
|
88
|
77
|
112
|
95
|
76
|
53
|
91
|
32
|
75
|
67
|
69
|
117
|
55
|
70
|
68
|
73
|
134
|
110
|
|||
|
2026/01
|
61
|
83
|
87
|
117
|
71
|
69
|
41
|
48
|
60
|
71
|
26
|
41
|
29
|
31
|
73
|
70
|
39
|
59
|
48
|
51
|
52
|
60
|
63
|
50
|
51
|
87
|
46
|
44
|
66
|
58
|
62
|
|
2025/12
|
45
|
31
|
38
|
53
|
57
|
99
|
84
|
40
|
67
|
145
|
46
|
63
|
103
|
121
|
51
|
88
|
92
|
55
|
67
|
37
|
33
|
35
|
45
|
61
|
48
|
39
|
63
|
101
|
42
|
37
|
29
|
|
2025/11
|
64
|
47
|
53
|
57
|
76
|
92
|
134
|
97
|
51
|
52
|
60
|
107
|
61
|
74
|
72
|
60
|
49
|
63
|
60
|
42
|
58
|
66
|
114
|
224
|
54
|
48
|
30
|
27
|
75
|
46
|
|
|
2025/10
|
42
|
43
|
44
|
47
|
49
|
37
|
41
|
44
|
47
|
60
|
68
|
63
|
74
|
74
|
92
|
53
|
83
|
37
|
43
|
41
|
54
|
62
|
66
|
76
|
90
|
73
|
50
|
60
|
61
|
54
|
68
|
|
2025/09
|
42
|
47
|
31
|
41
|
31
|
25
|
37
|
41
|
42
|
45
|
44
|
40
|
45
|
41
|
26
|
30
|
34
|
43
|
33
|
36
|
49
|
44
|
25
|
29
|
38
|
42
|
58
|
38
|
44
|
36
|
|
|
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