Air Quality
Excellent
No health implications.
21
PM2.5
38
PM10
100
O3
0.8
CO
3
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Jul
80
Good
Tue
15 Jul
87
Good
Wed
16 Jul
88
Good
Thu
17 Jul
94
Good
Fri
18 Jul
88
Good
Sat
19 Jul
75
Good
Sun
20 Jul
31
Excellent
Real-time AQI (Monitoring Station in Guang'an)
友谊中学
3821
PM2.5
38
PM10
100
O3
0.8
CO
3
SO2
19
NO2
Air quality in the last 12 months (Guang'an)
|
2025/06
|
15
|
22
|
43
|
51
|
43
|
47
|
41
|
21
|
16
|
33
|
41
|
40
|
42
|
39
|
37
|
41
|
36
|
25
|
14
|
32
|
23
|
12
|
16
|
21
|
24
|
20
|
22
|
25
|
21
|
20
|
|
|
2025/05
|
52
|
68
|
75
|
27
|
43
|
59
|
68
|
31
|
68
|
71
|
58
|
57
|
57
|
49
|
70
|
86
|
73
|
73
|
74
|
65
|
59
|
33
|
59
|
66
|
52
|
39
|
28
|
24
|
26
|
28
|
26
|
|
2025/04
|
43
|
62
|
65
|
76
|
68
|
66
|
70
|
66
|
70
|
68
|
39
|
383
|
339
|
164
|
122
|
94
|
89
|
72
|
63
|
41
|
42
|
43
|
65
|
56
|
60
|
47
|
44
|
49
|
47
|
38
|
|
|
2025/03
|
104
|
77
|
25
|
21
|
17
|
21
|
35
|
54
|
68
|
65
|
58
|
76
|
52
|
48
|
33
|
29
|
28
|
41
|
56
|
58
|
67
|
108
|
112
|
74
|
62
|
63
|
118
|
56
|
17
|
21
|
28
|
|
2025/02
|
101
|
46
|
40
|
42
|
56
|
39
|
41
|
39
|
58
|
81
|
94
|
77
|
53
|
42
|
53
|
73
|
76
|
48
|
62
|
44
|
41
|
51
|
33
|
48
|
77
|
93
|
75
|
81
|
|||
|
2025/01
|
168
|
233
|
216
|
138
|
67
|
110
|
94
|
52
|
65
|
53
|
72
|
79
|
109
|
159
|
115
|
89
|
110
|
129
|
130
|
137
|
153
|
215
|
258
|
129
|
21
|
52
|
65
|
97
|
245
|
226
|
136
|
|
2024/12
|
95
|
118
|
101
|
57
|
30
|
25
|
28
|
33
|
47
|
60
|
62
|
56
|
54
|
63
|
79
|
77
|
111
|
163
|
118
|
90
|
133
|
108
|
92
|
101
|
151
|
140
|
124
|
126
|
149
|
151
|
128
|
|
2024/11
|
36
|
40
|
56
|
62
|
31
|
43
|
60
|
71
|
35
|
34
|
56
|
46
|
43
|
38
|
38
|
25
|
9
|
10
|
13
|
20
|
26
|
37
|
36
|
31
|
17
|
40
|
48
|
59
|
77
|
98
|
|
|
2024/10
|
19
|
34
|
36
|
47
|
67
|
58
|
43
|
40
|
50
|
62
|
42
|
32
|
37
|
41
|
43
|
53
|
29
|
30
|
46
|
13
|
16
|
23
|
37
|
47
|
65
|
81
|
39
|
54
|
59
|
85
|
54
|
|
2024/09
|
48
|
37
|
30
|
28
|
46
|
37
|
32
|
28
|
23
|
33
|
29
|
30
|
38
|
47
|
43
|
25
|
33
|
48
|
40
|
42
|
20
|
30
|
32
|
46
|
61
|
81
|
68
|
52
|
39
|
9
|
|
|
2024/08
|
31
|
26
|
17
|
20
|
16
|
24
|
28
|
28
|
27
|
33
|
59
|
61
|
53
|
47
|
42
|
47
|
55
|
52
|
48
|
45
|
49
|
43
|
38
|
35
|
26
|
31
|
44
|
40
|
33
|
40
|
29
|
|
2024/07
|
29
|
32
|
28
|
22
|
16
|
24
|
27
|
21
|
19
|
19
|
18
|
19
|
25
|
18
|
22
|
24
|
27
|
22
|
24
|
22
|
22
|
25
|
23
|
27
|
66
|
55
|
38
|
38
|
33
|
31
|
34
|
|
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