Air Quality
Excellent
No health implications.
11
PM2.5
18
PM10
39
O3
0.5
CO
2
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Apr
58
Good
Thu
23 Apr
71
Good
Fri
24 Apr
89
Good
Sat
25 Apr
95
Good
Sun
26 Apr
94
Good
Mon
27 Apr
17
Excellent
Tue
28 Apr
29
Excellent
Air quality in the last 12 months (Guanghan)
|
2026/03
|
20
|
27
|
42
|
45
|
54
|
68
|
57
|
43
|
34
|
44
|
68
|
69
|
50
|
22
|
52
|
32
|
21
|
42
|
56
|
62
|
53
|
62
|
48
|
60
|
50
|
44
|
53
|
57
|
45
|
25
|
35
|
|
2026/02
|
106
|
93
|
100
|
102
|
122
|
102
|
70
|
63
|
50
|
67
|
76
|
85
|
101
|
116
|
101
|
47
|
72
|
95
|
77
|
78
|
77
|
94
|
79
|
60
|
58
|
56
|
70
|
39
|
|||
|
2026/01
|
52
|
49
|
17
|
40
|
59
|
63
|
83
|
89
|
108
|
132
|
186
|
197
|
180
|
149
|
103
|
134
|
147
|
160
|
47
|
41
|
49
|
64
|
66
|
88
|
88
|
121
|
117
|
120
|
94
|
58
|
86
|
|
2025/12
|
151
|
137
|
59
|
51
|
75
|
86
|
93
|
119
|
133
|
104
|
132
|
101
|
64
|
73
|
84
|
123
|
143
|
148
|
172
|
121
|
50
|
53
|
60
|
70
|
71
|
74
|
107
|
126
|
110
|
137
|
97
|
|
2025/11
|
34
|
38
|
39
|
33
|
43
|
34
|
28
|
49
|
52
|
25
|
46
|
62
|
59
|
67
|
53
|
52
|
45
|
44
|
55
|
77
|
94
|
129
|
109
|
108
|
82
|
102
|
114
|
123
|
148
|
166
|
|
|
2025/10
|
26
|
22
|
21
|
20
|
25
|
16
|
24
|
36
|
40
|
36
|
16
|
19
|
25
|
38
|
42
|
45
|
31
|
31
|
22
|
10
|
12
|
16
|
12
|
13
|
21
|
34
|
34
|
48
|
45
|
58
|
54
|
|
2025/09
|
39
|
36
|
41
|
51
|
37
|
42
|
59
|
51
|
42
|
43
|
19
|
16
|
26
|
32
|
46
|
24
|
23
|
10
|
21
|
32
|
15
|
13
|
18
|
35
|
44
|
52
|
31
|
12
|
23
|
35
|
|
|
2025/08
|
40
|
41
|
42
|
47
|
44
|
36
|
23
|
33
|
23
|
14
|
21
|
33
|
40
|
47
|
48
|
26
|
27
|
24
|
37
|
35
|
27
|
17
|
20
|
19
|
19
|
29
|
32
|
20
|
12
|
14
|
27
|
|
2025/07
|
13
|
25
|
23
|
27
|
16
|
22
|
20
|
18
|
23
|
25
|
14
|
26
|
37
|
40
|
52
|
55
|
48
|
40
|
23
|
22
|
23
|
26
|
16
|
12
|
17
|
17
|
25
|
35
|
40
|
38
|
38
|
|
2025/06
|
35
|
40
|
50
|
54
|
56
|
69
|
51
|
58
|
44
|
39
|
41
|
59
|
58
|
57
|
42
|
51
|
52
|
16
|
32
|
44
|
35
|
27
|
27
|
18
|
22
|
35
|
43
|
46
|
28
|
14
|
|
|
2025/05
|
55
|
60
|
65
|
61
|
33
|
42
|
40
|
41
|
259
|
100
|
66
|
70
|
50
|
77
|
72
|
83
|
84
|
123
|
81
|
74
|
89
|
68
|
66
|
60
|
51
|
59
|
36
|
29
|
47
|
43
|
28
|
|
2025/04
|
55
|
62
|
66
|
76
|
51
|
51
|
62
|
70
|
76
|
70
|
57
|
162
|
173
|
103
|
96
|
99
|
72
|
75
|
62
|
63
|
65
|
71
|
79
|
39
|
48
|
39
|
41
|
54
|
35
|
42
|
|
|
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