Air Quality
Excellent
No health implications.
22
PM2.5
23
PM10
33
O3
0.4
CO
3
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Jul
58
Good
Wed
30 Jul
48
Excellent
Thu
31 Jul
48
Excellent
Fri
1 Aug
45
Excellent
Sat
2 Aug
37
Excellent
Sun
3 Aug
23
Excellent
Mon
4 Aug
48
Excellent
Air quality in the last 12 months (Gangkou)
|
2025/06
|
31
|
44
|
27
|
41
|
29
|
26
|
27
|
24
|
25
|
22
|
28
|
22
|
20
|
18
|
25
|
29
|
30
|
37
|
36
|
33
|
29
|
22
|
21
|
15
|
22
|
21
|
18
|
20
|
22
|
18
|
|
|
2025/05
|
33
|
37
|
28
|
28
|
29
|
28
|
24
|
30
|
26
|
28
|
33
|
42
|
46
|
34
|
19
|
18
|
20
|
24
|
26
|
25
|
31
|
24
|
19
|
14
|
31
|
37
|
51
|
41
|
23
|
25
|
27
|
|
2025/04
|
45
|
53
|
55
|
47
|
78
|
82
|
76
|
54
|
50
|
54
|
50
|
44
|
91
|
127
|
124
|
115
|
100
|
76
|
47
|
29
|
33
|
32
|
37
|
49
|
27
|
45
|
36
|
29
|
46
|
45
|
|
|
2025/03
|
50
|
46
|
27
|
30
|
47
|
21
|
34
|
50
|
33
|
55
|
51
|
37
|
39
|
46
|
29
|
22
|
50
|
43
|
42
|
55
|
66
|
58
|
48
|
54
|
41
|
35
|
45
|
68
|
37
|
12
|
22
|
|
2025/02
|
41
|
48
|
18
|
43
|
72
|
33
|
11
|
39
|
62
|
81
|
94
|
57
|
38
|
66
|
35
|
24
|
45
|
21
|
60
|
79
|
46
|
58
|
19
|
29
|
65
|
24
|
39
|
60
|
|||
|
2025/01
|
111
|
100
|
83
|
84
|
82
|
96
|
93
|
102
|
84
|
37
|
50
|
51
|
62
|
60
|
65
|
72
|
79
|
71
|
77
|
109
|
102
|
64
|
61
|
53
|
42
|
16
|
41
|
59
|
140
|
65
|
48
|
|
2024/12
|
60
|
56
|
50
|
54
|
58
|
82
|
50
|
28
|
56
|
86
|
38
|
34
|
44
|
49
|
42
|
46
|
64
|
64
|
57
|
74
|
90
|
83
|
90
|
90
|
102
|
94
|
68
|
62
|
97
|
95
|
104
|
|
2024/11
|
42
|
45
|
79
|
62
|
59
|
65
|
60
|
53
|
51
|
53
|
60
|
58
|
59
|
49
|
56
|
38
|
48
|
41
|
30
|
26
|
26
|
34
|
49
|
63
|
67
|
23
|
38
|
39
|
51
|
53
|
|
|
2024/10
|
26
|
19
|
38
|
52
|
49
|
50
|
53
|
55
|
40
|
41
|
53
|
55
|
49
|
36
|
26
|
31
|
24
|
25
|
31
|
32
|
41
|
46
|
21
|
27
|
39
|
41
|
28
|
20
|
39
|
41
|
47
|
|
2024/09
|
25
|
28
|
27
|
32
|
36
|
34
|
15
|
30
|
39
|
15
|
21
|
32
|
37
|
40
|
38
|
41
|
32
|
33
|
38
|
33
|
33
|
22
|
30
|
42
|
40
|
40
|
44
|
23
|
17
|
30
|
|
|
2024/08
|
28
|
27
|
37
|
27
|
21
|
22
|
22
|
24
|
23
|
31
|
24
|
33
|
24
|
28
|
17
|
31
|
31
|
27
|
24
|
18
|
20
|
17
|
20
|
22
|
25
|
17
|
18
|
27
|
30
|
35
|
26
|
|
2024/07
|
28
|
21
|
25
|
22
|
15
|
16
|
17
|
16
|
19
|
24
|
21
|
20
|
22
|
24
|
27
|
28
|
22
|
17
|
25
|
23
|
24
|
19
|
17
|
14
|
21
|
36
|
23
|
25
|
17
|
18
|
10
|
|
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