Air Quality
Excellent
No health implications.
13
PM2.5
36
PM10
100
O3
0.4
CO
2
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Apr
60
Good
Fri
26 Apr
90
Good
Sat
27 Apr
93
Good
Sun
28 Apr
74
Good
Mon
29 Apr
45
Excellent
Tue
30 Apr
49
Excellent
Wed
1 May
50
Excellent
Air quality in the last 12 months (Guanghan)
|
2024/02
|
85
|
51
|
26
|
25
|
32
|
53
|
49
|
90
|
86
|
159
|
126
|
107
|
99
|
85
|
41
|
31
|
53
|
65
|
175
|
277
|
41
|
48
|
22
|
45
|
62
|
61
|
69
|
68
|
51
|
||
|
2024/01
|
203
|
117
|
95
|
81
|
118
|
100
|
110
|
134
|
131
|
124
|
135
|
160
|
202
|
162
|
100
|
44
|
48
|
65
|
47
|
43
|
34
|
35
|
36
|
28
|
38
|
53
|
58
|
70
|
95
|
102
|
113
|
|
2023/12
|
35
|
49
|
72
|
87
|
70
|
81
|
101
|
160
|
192
|
228
|
134
|
81
|
63
|
67
|
65
|
64
|
66
|
67
|
71
|
61
|
83
|
111
|
112
|
87
|
92
|
138
|
160
|
182
|
170
|
181
|
157
|
|
2023/11
|
74
|
87
|
61
|
59
|
52
|
49
|
60
|
60
|
74
|
63
|
35
|
41
|
26
|
26
|
36
|
62
|
71
|
84
|
98
|
94
|
128
|
89
|
94
|
114
|
93
|
55
|
64
|
96
|
78
|
46
|
|
|
2023/10
|
54
|
40
|
40
|
39
|
28
|
22
|
31
|
46
|
48
|
35
|
35
|
22
|
36
|
47
|
56
|
66
|
53
|
30
|
26
|
40
|
61
|
65
|
80
|
106
|
100
|
67
|
33
|
46
|
53
|
68
|
71
|
|
2023/09
|
45
|
66
|
76
|
76
|
79
|
58
|
59
|
50
|
45
|
34
|
26
|
31
|
44
|
39
|
51
|
60
|
53
|
41
|
30
|
33
|
34
|
28
|
25
|
19
|
30
|
34
|
31
|
53
|
48
|
41
|
|
|
2023/08
|
30
|
27
|
23
|
28
|
32
|
24
|
27
|
30
|
34
|
31
|
28
|
28
|
51
|
47
|
49
|
51
|
48
|
59
|
54
|
37
|
50
|
65
|
43
|
43
|
32
|
22
|
40
|
43
|
43
|
44
|
51
|
|
2023/07
|
46
|
66
|
39
|
35
|
54
|
69
|
52
|
81
|
66
|
67
|
44
|
28
|
22
|
34
|
81
|
81
|
62
|
50
|
57
|
32
|
46
|
47
|
48
|
33
|
37
|
23
|
19
|
23
|
34
|
40
|
29
|
|
2023/06
|
26
|
23
|
22
|
23
|
39
|
46
|
45
|
66
|
79
|
77
|
50
|
54
|
59
|
45
|
34
|
30
|
33
|
62
|
54
|
57
|
39
|
43
|
55
|
52
|
54
|
75
|
52
|
41
|
46
|
52
|
|
|
2023/05
|
69
|
47
|
53
|
56
|
74
|
51
|
31
|
18
|
13
|
23
|
40
|
55
|
53
|
66
|
89
|
94
|
98
|
45
|
50
|
47
|
55
|
40
|
56
|
62
|
61
|
42
|
35
|
57
|
55
|
64
|
44
|
|
2023/04
|
71
|
67
|
31
|
38
|
32
|
54
|
85
|
83
|
75
|
102
|
110
|
68
|
54
|
69
|
79
|
86
|
84
|
55
|
60
|
45
|
40
|
20
|
21
|
24
|
39
|
60
|
66
|
60
|
60
|
73
|
|
|
2023/03
|
77
|
88
|
102
|
82
|
107
|
75
|
79
|
97
|
88
|
65
|
73
|
57
|
49
|
67
|
100
|
62
|
34
|
46
|
65
|
40
|
75
|
71
|
33
|
31
|
37
|
33
|
33
|
47
|
58
|
65
|
69
|
|
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