Air Quality
Excellent
No health implications.
27
PM2.5
31
PM10
104
O3
0.7
CO
4
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jul
85
Good
Wed
16 Jul
71
Good
Thu
17 Jul
86
Good
Fri
18 Jul
98
Good
Sat
19 Jul
96
Good
Sun
20 Jul
32
Excellent
Mon
21 Jul
16
Excellent
Air quality in the last 12 months (Tianzhen)
|
2025/06
|
41
|
20
|
21
|
28
|
27
|
22
|
23
|
27
|
29
|
28
|
44
|
58
|
37
|
30
|
14
|
20
|
34
|
38
|
29
|
20
|
19
|
27
|
32
|
35
|
42
|
50
|
46
|
40
|
36
|
34
|
|
|
2025/05
|
30
|
28
|
20
|
29
|
71
|
28
|
53
|
71
|
24
|
41
|
38
|
52
|
66
|
28
|
45
|
109
|
42
|
46
|
40
|
60
|
47
|
52
|
51
|
43
|
44
|
35
|
36
|
42
|
54
|
59
|
25
|
|
2025/04
|
44
|
29
|
65
|
87
|
33
|
58
|
54
|
37
|
41
|
48
|
164
|
43
|
35
|
27
|
42
|
104
|
148
|
23
|
37
|
55
|
57
|
44
|
54
|
27
|
34
|
51
|
23
|
34
|
48
|
34
|
|
|
2025/03
|
83
|
59
|
39
|
52
|
47
|
43
|
50
|
67
|
72
|
99
|
159
|
93
|
81
|
68
|
32
|
26
|
27
|
27
|
34
|
34
|
40
|
64
|
187
|
120
|
103
|
106
|
63
|
37
|
25
|
34
|
38
|
|
2025/02
|
82
|
38
|
25
|
34
|
40
|
75
|
18
|
31
|
49
|
64
|
71
|
42
|
54
|
58
|
77
|
23
|
32
|
37
|
24
|
27
|
33
|
27
|
25
|
61
|
49
|
61
|
78
|
76
|
|||
|
2025/01
|
54
|
37
|
46
|
48
|
60
|
25
|
28
|
17
|
28
|
45
|
56
|
43
|
58
|
32
|
38
|
61
|
66
|
60
|
64
|
59
|
45
|
35
|
76
|
74
|
93
|
123
|
24
|
35
|
153
|
61
|
78
|
|
2024/12
|
49
|
24
|
40
|
40
|
32
|
28
|
21
|
49
|
58
|
63
|
50
|
66
|
36
|
43
|
47
|
52
|
29
|
29
|
46
|
46
|
30
|
57
|
60
|
70
|
57
|
34
|
31
|
57
|
93
|
86
|
56
|
|
2024/11
|
58
|
65
|
41
|
25
|
44
|
41
|
59
|
89
|
121
|
68
|
61
|
62
|
68
|
52
|
54
|
57
|
38
|
45
|
66
|
58
|
42
|
36
|
54
|
81
|
29
|
28
|
20
|
21
|
32
|
54
|
|
|
2024/10
|
14
|
21
|
34
|
45
|
55
|
45
|
21
|
38
|
44
|
33
|
48
|
52
|
68
|
55
|
30
|
55
|
60
|
24
|
16
|
22
|
39
|
22
|
45
|
48
|
66
|
74
|
22
|
39
|
46
|
43
|
62
|
|
2024/09
|
22
|
17
|
22
|
26
|
12
|
17
|
14
|
24
|
30
|
15
|
20
|
20
|
22
|
12
|
20
|
21
|
21
|
36
|
44
|
18
|
10
|
15
|
28
|
37
|
18
|
34
|
56
|
51
|
37
|
15
|
|
|
2024/08
|
24
|
30
|
23
|
26
|
25
|
28
|
29
|
28
|
24
|
59
|
10
|
11
|
13
|
21
|
34
|
40
|
32
|
30
|
22
|
17
|
15
|
17
|
24
|
28
|
21
|
11
|
20
|
25
|
31
|
27
|
34
|
|
2024/07
|
22
|
27
|
26
|
33
|
37
|
30
|
38
|
36
|
42
|
48
|
51
|
38
|
26
|
38
|
46
|
25
|
21
|
33
|
38
|
30
|
47
|
60
|
55
|
49
|
19
|
22
|
32
|
25
|
19
|
18
|
22
|
|
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