Air Quality
Excellent
No health implications.
4
PM2.5
7
PM10
21
O3
0.6
CO
2
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Jan
73
Good
Sat
31 Jan
60
Good
Sun
1 Feb
59
Good
Mon
2 Feb
69
Good
Tue
3 Feb
76
Good
Wed
4 Feb
69
Good
Thu
5 Feb
30
Excellent
Tianyuan Air quality rank
Air quality in the last 12 months (Tianyuan)
|
2025/12
|
106
|
120
|
81
|
64
|
79
|
97
|
110
|
148
|
142
|
139
|
155
|
175
|
26
|
54
|
58
|
59
|
96
|
131
|
94
|
122
|
116
|
81
|
50
|
72
|
71
|
66
|
82
|
76
|
90
|
173
|
161
|
|
2025/11
|
69
|
63
|
51
|
59
|
57
|
42
|
77
|
13
|
19
|
23
|
54
|
63
|
50
|
54
|
62
|
79
|
60
|
27
|
33
|
49
|
58
|
57
|
69
|
61
|
59
|
69
|
82
|
82
|
73
|
68
|
|
|
2025/10
|
55
|
51
|
49
|
54
|
51
|
32
|
55
|
65
|
57
|
57
|
84
|
190
|
94
|
72
|
75
|
59
|
34
|
11
|
9
|
10
|
19
|
27
|
37
|
42
|
77
|
81
|
85
|
75
|
73
|
107
|
88
|
|
2025/09
|
32
|
28
|
29
|
33
|
37
|
37
|
45
|
28
|
34
|
24
|
25
|
25
|
38
|
39
|
34
|
37
|
31
|
38
|
24
|
30
|
35
|
30
|
39
|
17
|
20
|
32
|
47
|
49
|
55
|
52
|
|
|
2025/08
|
41
|
54
|
26
|
21
|
25
|
13
|
13
|
18
|
26
|
29
|
43
|
37
|
34
|
22
|
12
|
26
|
27
|
26
|
12
|
16
|
17
|
20
|
26
|
24
|
20
|
25
|
32
|
27
|
25
|
43
|
35
|
|
2025/07
|
13
|
13
|
24
|
31
|
44
|
43
|
52
|
53
|
37
|
21
|
27
|
26
|
26
|
28
|
29
|
28
|
30
|
37
|
32
|
22
|
14
|
13
|
16
|
19
|
23
|
33
|
23
|
26
|
22
|
22
|
32
|
|
2025/06
|
17
|
27
|
44
|
46
|
46
|
43
|
26
|
29
|
35
|
42
|
24
|
18
|
32
|
15
|
18
|
24
|
13
|
14
|
16
|
19
|
20
|
14
|
21
|
21
|
32
|
36
|
24
|
16
|
19
|
21
|
|
|
2025/05
|
61
|
63
|
67
|
65
|
49
|
59
|
66
|
44
|
36
|
56
|
50
|
51
|
48
|
57
|
72
|
31
|
25
|
37
|
32
|
17
|
22
|
27
|
35
|
54
|
59
|
54
|
64
|
22
|
24
|
29
|
21
|
|
2025/04
|
67
|
67
|
65
|
83
|
85
|
91
|
77
|
78
|
78
|
70
|
56
|
259
|
164
|
143
|
87
|
69
|
73
|
75
|
30
|
47
|
29
|
48
|
69
|
34
|
34
|
42
|
47
|
55
|
69
|
51
|
|
|
2025/03
|
34
|
36
|
13
|
36
|
51
|
61
|
52
|
56
|
64
|
56
|
48
|
80
|
86
|
24
|
35
|
49
|
47
|
40
|
50
|
58
|
65
|
67
|
95
|
86
|
76
|
83
|
84
|
63
|
61
|
26
|
62
|
|
2025/02
|
58
|
47
|
69
|
82
|
81
|
87
|
73
|
46
|
51
|
58
|
77
|
87
|
104
|
117
|
66
|
77
|
65
|
45
|
53
|
53
|
125
|
31
|
54
|
76
|
107
|
99
|
76
|
61
|
|||
|
2025/01
|
159
|
137
|
194
|
212
|
86
|
86
|
90
|
74
|
58
|
56
|
68
|
81
|
86
|
84
|
82
|
65
|
72
|
83
|
124
|
118
|
112
|
97
|
247
|
212
|
16
|
34
|
60
|
107
|
264
|
120
|
57
|
|
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