Air Quality
Excellent
No health implications.
21
PM2.5
31
PM10
115
O3
0.5
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 May
63
Good
Tue
21 May
82
Good
Wed
22 May
106
Lightly
Thu
23 May
97
Good
Fri
24 May
106
Lightly
Sat
25 May
82
Good
Sun
26 May
90
Good
Air quality in the last 12 months (Gong'an)
|
2024/02
|
90
|
52
|
68
|
95
|
107
|
111
|
114
|
113
|
150
|
198
|
148
|
89
|
64
|
58
|
62
|
54
|
49
|
51
|
151
|
16
|
28
|
29
|
42
|
61
|
82
|
95
|
91
|
109
|
83
|
||
|
2024/01
|
112
|
90
|
61
|
61
|
98
|
134
|
164
|
113
|
173
|
148
|
141
|
119
|
119
|
191
|
99
|
96
|
77
|
69
|
42
|
53
|
89
|
56
|
43
|
48
|
63
|
77
|
99
|
117
|
118
|
107
|
138
|
|
2023/12
|
64
|
62
|
84
|
87
|
75
|
86
|
79
|
63
|
76
|
59
|
29
|
50
|
46
|
20
|
33
|
47
|
46
|
40
|
60
|
95
|
97
|
52
|
64
|
110
|
115
|
102
|
170
|
228
|
199
|
196
|
107
|
|
2023/11
|
71
|
75
|
109
|
59
|
46
|
36
|
43
|
54
|
54
|
81
|
43
|
50
|
62
|
69
|
81
|
89
|
70
|
67
|
69
|
78
|
89
|
112
|
100
|
59
|
58
|
63
|
84
|
91
|
100
|
52
|
|
|
2023/10
|
36
|
28
|
25
|
32
|
37
|
35
|
32
|
34
|
41
|
45
|
49
|
56
|
51
|
60
|
59
|
78
|
76
|
102
|
52
|
30
|
52
|
76
|
75
|
108
|
113
|
48
|
44
|
45
|
52
|
52
|
58
|
|
2023/09
|
52
|
45
|
50
|
53
|
42
|
36
|
39
|
45
|
49
|
50
|
35
|
29
|
36
|
40
|
35
|
45
|
47
|
47
|
48
|
42
|
29
|
28
|
21
|
20
|
30
|
31
|
38
|
36
|
39
|
23
|
|
|
2023/08
|
30
|
30
|
33
|
38
|
41
|
40
|
31
|
36
|
39
|
42
|
54
|
51
|
31
|
34
|
42
|
51
|
59
|
58
|
54
|
57
|
43
|
36
|
49
|
49
|
56
|
58
|
31
|
29
|
37
|
39
|
53
|
|
2023/07
|
37
|
44
|
37
|
26
|
30
|
25
|
25
|
25
|
27
|
27
|
35
|
37
|
34
|
27
|
36
|
45
|
49
|
42
|
38
|
35
|
26
|
24
|
30
|
35
|
25
|
29
|
30
|
29
|
24
|
26
|
27
|
|
2023/06
|
46
|
51
|
40
|
35
|
23
|
29
|
44
|
46
|
52
|
58
|
61
|
40
|
49
|
69
|
67
|
38
|
31
|
20
|
25
|
35
|
37
|
33
|
39
|
41
|
34
|
42
|
30
|
29
|
29
|
29
|
|
|
2023/05
|
77
|
60
|
49
|
39
|
33
|
31
|
41
|
43
|
48
|
38
|
47
|
57
|
69
|
99
|
85
|
63
|
35
|
56
|
64
|
54
|
47
|
34
|
32
|
41
|
53
|
43
|
44
|
46
|
36
|
25
|
34
|
|
2023/04
|
65
|
63
|
31
|
27
|
33
|
59
|
90
|
80
|
70
|
68
|
68
|
239
|
124
|
77
|
78
|
64
|
67
|
41
|
74
|
91
|
80
|
39
|
21
|
22
|
31
|
38
|
51
|
50
|
123
|
127
|
|
|
2023/03
|
143
|
126
|
139
|
109
|
77
|
63
|
67
|
60
|
58
|
60
|
48
|
131
|
89
|
69
|
91
|
72
|
29
|
36
|
51
|
45
|
51
|
55
|
131
|
122
|
73
|
65
|
77
|
79
|
64
|
63
|
65
|
|
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