Air Quality
Excellent
No health implications.
9
PM2.5
13
PM10
57
O3
0.3
CO
4
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 May
48
Excellent
Sun
25 May
43
Excellent
Mon
26 May
51
Good
Tue
27 May
53
Good
Wed
28 May
73
Good
Thu
29 May
77
Good
Fri
30 May
50
Excellent
Air quality in the last 12 months (Qianjin)
|
2025/04
|
73
|
63
|
76
|
71
|
52
|
50
|
45
|
53
|
55
|
87
|
122
|
68
|
55
|
25
|
28
|
23
|
119
|
86
|
24
|
24
|
65
|
35
|
37
|
42
|
35
|
14
|
28
|
14
|
37
|
37
|
|
|
2025/03
|
15
|
19
|
19
|
39
|
37
|
43
|
35
|
27
|
67
|
73
|
57
|
31
|
21
|
19
|
19
|
18
|
28
|
25
|
41
|
91
|
41
|
15
|
20
|
34
|
27
|
39
|
20
|
14
|
19
|
18
|
39
|
|
2025/02
|
64
|
95
|
136
|
87
|
28
|
21
|
41
|
34
|
27
|
40
|
68
|
79
|
39
|
33
|
49
|
19
|
16
|
19
|
24
|
39
|
35
|
29
|
24
|
37
|
46
|
28
|
58
|
60
|
|||
|
2025/01
|
85
|
90
|
95
|
80
|
90
|
71
|
55
|
67
|
36
|
49
|
76
|
122
|
139
|
115
|
57
|
48
|
88
|
98
|
148
|
185
|
111
|
177
|
146
|
129
|
142
|
163
|
56
|
23
|
48
|
48
|
45
|
|
2024/12
|
45
|
29
|
18
|
21
|
20
|
19
|
27
|
35
|
46
|
59
|
37
|
25
|
27
|
43
|
32
|
27
|
24
|
27
|
41
|
53
|
88
|
55
|
53
|
36
|
60
|
24
|
25
|
41
|
37
|
55
|
74
|
|
2024/11
|
89
|
48
|
64
|
35
|
73
|
14
|
24
|
50
|
104
|
55
|
63
|
42
|
111
|
139
|
80
|
46
|
16
|
16
|
66
|
85
|
66
|
33
|
33
|
65
|
78
|
35
|
29
|
29
|
38
|
22
|
|
|
2024/10
|
11
|
22
|
22
|
24
|
37
|
29
|
35
|
45
|
53
|
48
|
18
|
24
|
31
|
36
|
17
|
19
|
29
|
39
|
16
|
36
|
28
|
21
|
27
|
32
|
54
|
68
|
54
|
58
|
88
|
70
|
53
|
|
2024/09
|
11
|
14
|
21
|
19
|
11
|
17
|
19
|
23
|
28
|
16
|
17
|
21
|
12
|
21
|
20
|
26
|
23
|
24
|
24
|
10
|
23
|
28
|
34
|
41
|
30
|
13
|
25
|
39
|
33
|
22
|
|
|
2024/08
|
11
|
19
|
17
|
25
|
16
|
18
|
29
|
29
|
25
|
24
|
16
|
20
|
16
|
18
|
27
|
25
|
33
|
26
|
19
|
22
|
25
|
22
|
20
|
21
|
27
|
23
|
19
|
22
|
22
|
20
|
10
|
|
2024/07
|
86
|
56
|
63
|
36
|
39
|
62
|
73
|
70
|
60
|
45
|
55
|
30
|
27
|
49
|
64
|
58
|
42
|
23
|
29
|
29
|
23
|
19
|
24
|
20
|
29
|
26
|
11
|
15
|
14
|
14
|
24
|
|
2024/06
|
15
|
25
|
17
|
13
|
27
|
36
|
39
|
32
|
26
|
17
|
28
|
18
|
24
|
11
|
12
|
11
|
13
|
18
|
27
|
29
|
18
|
16
|
11
|
11
|
13
|
23
|
27
|
49
|
37
|
63
|
|
|
2024/05
|
45
|
58
|
38
|
111
|
130
|
51
|
40
|
45
|
32
|
35
|
21
|
14
|
22
|
21
|
12
|
19
|
32
|
44
|
28
|
21
|
29
|
39
|
19
|
13
|
19
|
24
|
12
|
22
|
12
|
22
|
20
|
|
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