Air Quality
Excellent
No health implications.
20
PM2.5
46
PM10
120
O3
0.3
CO
3
SO2
3
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 May
72
Good
Sat
31 May
68
Good
Sun
1 Jun
60
Good
Mon
2 Jun
58
Good
Tue
3 Jun
64
Good
Wed
4 Jun
62
Good
Thu
5 Jun
42
Excellent
Air quality in the last 12 months (Tianjun)
|
2025/04
|
128
|
112
|
93
|
60
|
74
|
78
|
100
|
73
|
60
|
48
|
60
|
42
|
20
|
35
|
59
|
75
|
90
|
86
|
62
|
118
|
107
|
76
|
50
|
34
|
42
|
33
|
104
|
47
|
60
|
43
|
|
|
2025/03
|
60
|
62
|
59
|
38
|
85
|
186
|
105
|
74
|
103
|
90
|
84
|
75
|
50
|
50
|
44
|
40
|
45
|
66
|
64
|
61
|
60
|
65
|
61
|
67
|
89
|
49
|
158
|
62
|
70
|
112
|
152
|
|
2025/02
|
31
|
47
|
31
|
28
|
32
|
34
|
39
|
40
|
34
|
32
|
53
|
48
|
35
|
36
|
55
|
39
|
35
|
54
|
57
|
53
|
45
|
53
|
55
|
58
|
51
|
32
|
38
|
44
|
|||
|
2025/01
|
51
|
39
|
44
|
46
|
27
|
35
|
48
|
50
|
45
|
64
|
52
|
32
|
30
|
35
|
28
|
24
|
38
|
41
|
34
|
34
|
49
|
47
|
49
|
62
|
117
|
57
|
44
|
42
|
35
|
31
|
29
|
|
2024/12
|
24
|
35
|
32
|
43
|
39
|
31
|
38
|
44
|
42
|
44
|
40
|
52
|
43
|
38
|
29
|
37
|
39
|
48
|
45
|
43
|
43
|
49
|
50
|
41
|
40
|
32
|
31
|
35
|
60
|
48
|
45
|
|
2024/11
|
40
|
34
|
38
|
41
|
34
|
30
|
38
|
44
|
58
|
64
|
52
|
47
|
38
|
60
|
70
|
48
|
44
|
38
|
34
|
35
|
51
|
37
|
42
|
50
|
44
|
34
|
23
|
24
|
33
|
26
|
|
|
2024/10
|
25
|
28
|
26
|
36
|
33
|
34
|
34
|
37
|
35
|
32
|
32
|
30
|
33
|
34
|
36
|
27
|
29
|
60
|
89
|
64
|
58
|
31
|
28
|
34
|
34
|
37
|
24
|
27
|
34
|
41
|
38
|
|
2024/09
|
26
|
29
|
37
|
37
|
25
|
22
|
22
|
31
|
54
|
28
|
19
|
73
|
22
|
23
|
26
|
29
|
24
|
23
|
44
|
23
|
27
|
27
|
23
|
40
|
45
|
31
|
32
|
29
|
39
|
33
|
|
|
2024/08
|
29
|
26
|
24
|
26
|
26
|
27
|
35
|
59
|
51
|
15
|
16
|
23
|
33
|
28
|
35
|
31
|
25
|
21
|
23
|
26
|
35
|
63
|
49
|
57
|
53
|
38
|
35
|
41
|
28
|
43
|
31
|
|
2024/07
|
18
|
21
|
73
|
59
|
52
|
42
|
47
|
96
|
62
|
34
|
34
|
28
|
22
|
21
|
23
|
24
|
19
|
29
|
62
|
204
|
91
|
51
|
36
|
28
|
36
|
33
|
29
|
22
|
22
|
23
|
21
|
|
2024/06
|
34
|
27
|
29
|
28
|
46
|
33
|
38
|
20
|
19
|
21
|
22
|
21
|
39
|
23
|
26
|
26
|
30
|
52
|
31
|
29
|
18
|
22
|
21
|
22
|
48
|
37
|
35
|
28
|
43
|
20
|
|
|
2024/05
|
41
|
43
|
42
|
60
|
56
|
59
|
54
|
60
|
79
|
31
|
27
|
35
|
37
|
264
|
388
|
218
|
145
|
78
|
123
|
73
|
57
|
60
|
79
|
56
|
55
|
47
|
51
|
60
|
40
|
21
|
25
|
|
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