Air Quality
Excellent
No health implications.
7
PM2.5
8
PM10
85
O3
0.5
CO
5
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 May
48
Excellent
Mon
5 May
85
Good
Tue
6 May
54
Good
Wed
7 May
87
Good
Thu
8 May
94
Good
Fri
9 May
71
Good
Sat
10 May
16
Excellent
Air quality in the last 12 months (Guang'an County)
|
2025/02
|
98
|
45
|
39
|
41
|
54
|
38
|
40
|
40
|
57
|
81
|
94
|
78
|
49
|
40
|
52
|
71
|
76
|
48
|
61
|
43
|
41
|
50
|
32
|
48
|
76
|
93
|
72
|
80
|
|||
|
2025/01
|
165
|
232
|
217
|
133
|
66
|
107
|
90
|
51
|
63
|
51
|
70
|
77
|
105
|
151
|
109
|
84
|
108
|
126
|
130
|
139
|
151
|
200
|
249
|
123
|
21
|
51
|
64
|
95
|
250
|
226
|
134
|
|
2024/12
|
93
|
118
|
101
|
56
|
28
|
23
|
27
|
32
|
46
|
59
|
61
|
55
|
53
|
61
|
76
|
76
|
106
|
157
|
115
|
88
|
133
|
107
|
90
|
98
|
143
|
135
|
120
|
122
|
147
|
148
|
125
|
|
2024/11
|
36
|
39
|
55
|
59
|
30
|
42
|
57
|
69
|
34
|
33
|
53
|
44
|
41
|
36
|
37
|
24
|
8
|
10
|
13
|
20
|
25
|
36
|
35
|
30
|
16
|
39
|
47
|
55
|
76
|
95
|
|
|
2024/10
|
19
|
34
|
35
|
45
|
66
|
56
|
42
|
40
|
48
|
60
|
41
|
32
|
38
|
41
|
41
|
52
|
29
|
28
|
44
|
11
|
15
|
20
|
35
|
46
|
62
|
76
|
37
|
52
|
58
|
84
|
52
|
|
2024/09
|
48
|
37
|
30
|
30
|
46
|
38
|
32
|
28
|
24
|
33
|
29
|
31
|
39
|
48
|
44
|
26
|
33
|
46
|
40
|
43
|
20
|
32
|
31
|
47
|
59
|
79
|
68
|
54
|
40
|
8
|
|
|
2024/08
|
29
|
26
|
17
|
19
|
15
|
23
|
27
|
28
|
27
|
32
|
59
|
60
|
53
|
47
|
43
|
46
|
55
|
53
|
48
|
46
|
49
|
44
|
39
|
37
|
27
|
33
|
46
|
40
|
34
|
40
|
29
|
|
2024/07
|
28
|
32
|
28
|
22
|
15
|
24
|
26
|
21
|
18
|
17
|
17
|
18
|
25
|
18
|
21
|
23
|
27
|
22
|
23
|
21
|
22
|
24
|
24
|
26
|
65
|
53
|
38
|
37
|
32
|
30
|
32
|
|
2024/06
|
55
|
31
|
28
|
19
|
24
|
27
|
32
|
30
|
25
|
33
|
34
|
31
|
43
|
44
|
48
|
31
|
28
|
21
|
25
|
24
|
19
|
33
|
43
|
38
|
32
|
30
|
17
|
19
|
29
|
38
|
|
|
2024/05
|
16
|
20
|
21
|
23
|
45
|
88
|
132
|
75
|
57
|
36
|
43
|
61
|
57
|
55
|
44
|
53
|
55
|
53
|
30
|
15
|
25
|
34
|
36
|
40
|
36
|
29
|
38
|
37
|
20
|
30
|
48
|
|
2024/04
|
37
|
30
|
27
|
26
|
20
|
22
|
24
|
34
|
30
|
31
|
31
|
28
|
35
|
45
|
61
|
30
|
35
|
33
|
28
|
52
|
54
|
37
|
39
|
48
|
53
|
49
|
57
|
36
|
25
|
10
|
|
|
2024/03
|
61
|
59
|
69
|
90
|
108
|
82
|
49
|
69
|
61
|
76
|
91
|
89
|
120
|
74
|
69
|
61
|
69
|
20
|
42
|
65
|
70
|
75
|
76
|
46
|
26
|
33
|
39
|
47
|
59
|
63
|
43
|
|
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