Air Quality
Excellent
No health implications.
18
PM2.5
30
PM10
45
O3
0.5
CO
10
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Nov
56
Good
Sat
2 Nov
57
Good
Sun
3 Nov
50
Excellent
Mon
4 Nov
48
Excellent
Tue
5 Nov
50
Excellent
Wed
6 Nov
48
Excellent
Thu
7 Nov
48
Excellent
Air quality in the last 12 months (Tianjun)
|
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
|
|
2024/04
|
86
|
138
|
91
|
65
|
50
|
45
|
49
|
59
|
50
|
47
|
62
|
51
|
235
|
102
|
103
|
76
|
73
|
76
|
48
|
43
|
43
|
41
|
31
|
43
|
39
|
161
|
125
|
68
|
55
|
35
|
|
|
2024/03
|
51
|
33
|
39
|
76
|
166
|
63
|
41
|
39
|
63
|
75
|
42
|
56
|
55
|
66
|
195
|
99
|
91
|
72
|
57
|
53
|
50
|
57
|
75
|
42
|
32
|
52
|
47
|
39
|
54
|
56
|
51
|
|
2024/02
|
60
|
58
|
59
|
42
|
45
|
43
|
43
|
35
|
46
|
75
|
35
|
29
|
29
|
35
|
36
|
31
|
84
|
99
|
127
|
147
|
253
|
116
|
102
|
94
|
73
|
76
|
57
|
54
|
53
|
||
|
2024/01
|
47
|
34
|
27
|
36
|
39
|
33
|
37
|
44
|
32
|
31
|
30
|
33
|
66
|
61
|
66
|
48
|
40
|
55
|
58
|
46
|
42
|
41
|
45
|
82
|
60
|
29
|
30
|
33
|
34
|
38
|
49
|
|
2023/12
|
37
|
39
|
36
|
34
|
70
|
36
|
39
|
38
|
37
|
42
|
48
|
44
|
45
|
59
|
83
|
38
|
36
|
52
|
58
|
47
|
32
|
49
|
33
|
26
|
35
|
34
|
37
|
44
|
42
|
34
|
46
|
|
2023/11
|
38
|
44
|
42
|
50
|
48
|
25
|
41
|
42
|
34
|
46
|
46
|
56
|
49
|
51
|
66
|
36
|
35
|
38
|
32
|
47
|
57
|
42
|
34
|
49
|
306
|
53
|
45
|
36
|
42
|
40
|
|
|
2023/10
|
37
|
45
|
35
|
39
|
40
|
34
|
31
|
32
|
34
|
36
|
31
|
32
|
30
|
29
|
29
|
32
|
36
|
27
|
29
|
27
|
30
|
31
|
34
|
29
|
39
|
34
|
29
|
32
|
37
|
32
|
34
|
|
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