Air Quality
Excellent
No health implications.
8
PM2.5
9
PM10
20
O3
0.7
CO
4
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Jan
116
Light
Sun
26 Jan
67
Good
Mon
27 Jan
79
Good
Tue
28 Jan
191
Moderate
Wed
29 Jan
251
Heavy
Thu
30 Jan
150
Light
Fri
31 Jan
94
Good
Air quality in the last 12 months (Tianyuan)
|
2024/12
|
73
|
77
|
130
|
155
|
51
|
65
|
68
|
99
|
98
|
64
|
69
|
98
|
112
|
54
|
62
|
78
|
75
|
92
|
99
|
123
|
114
|
103
|
78
|
107
|
133
|
135
|
179
|
92
|
95
|
119
|
149
|
|
2024/11
|
92
|
151
|
117
|
114
|
117
|
80
|
59
|
58
|
81
|
113
|
79
|
89
|
70
|
129
|
139
|
173
|
25
|
13
|
30
|
45
|
56
|
71
|
76
|
91
|
39
|
26
|
44
|
57
|
65
|
61
|
|
|
2024/10
|
35
|
52
|
57
|
48
|
55
|
87
|
69
|
55
|
68
|
76
|
74
|
87
|
211
|
63
|
74
|
62
|
40
|
46
|
24
|
42
|
49
|
20
|
36
|
44
|
60
|
81
|
105
|
153
|
93
|
58
|
57
|
|
2024/09
|
48
|
47
|
53
|
48
|
41
|
45
|
39
|
35
|
44
|
39
|
41
|
33
|
27
|
42
|
43
|
50
|
47
|
45
|
43
|
51
|
34
|
36
|
40
|
58
|
66
|
96
|
74
|
54
|
40
|
49
|
|
|
2024/08
|
18
|
21
|
23
|
33
|
35
|
31
|
28
|
33
|
33
|
36
|
34
|
26
|
29
|
39
|
34
|
27
|
35
|
19
|
29
|
35
|
53
|
29
|
26
|
26
|
42
|
41
|
45
|
30
|
31
|
43
|
51
|
|
2024/07
|
17
|
21
|
23
|
17
|
21
|
21
|
23
|
20
|
25
|
29
|
28
|
30
|
26
|
22
|
30
|
21
|
17
|
18
|
16
|
20
|
22
|
21
|
27
|
41
|
42
|
33
|
25
|
8
|
13
|
14
|
17
|
|
2024/06
|
19
|
34
|
37
|
24
|
27
|
37
|
38
|
38
|
33
|
18
|
19
|
17
|
20
|
24
|
28
|
29
|
16
|
20
|
13
|
22
|
24
|
25
|
26
|
17
|
10
|
12
|
23
|
22
|
23
|
20
|
|
|
2024/05
|
48
|
55
|
48
|
16
|
48
|
35
|
56
|
55
|
58
|
64
|
43
|
95
|
88
|
63
|
55
|
67
|
60
|
54
|
40
|
35
|
67
|
26
|
40
|
41
|
34
|
31
|
24
|
24
|
33
|
17
|
41
|
|
2024/04
|
36
|
37
|
44
|
68
|
77
|
76
|
78
|
66
|
44
|
52
|
64
|
56
|
61
|
55
|
65
|
34
|
39
|
59
|
29
|
34
|
51
|
56
|
43
|
55
|
66
|
55
|
55
|
41
|
41
|
13
|
|
|
2024/03
|
89
|
70
|
53
|
44
|
84
|
128
|
72
|
73
|
67
|
75
|
83
|
63
|
65
|
88
|
66
|
63
|
82
|
25
|
57
|
74
|
78
|
51
|
29
|
47
|
37
|
34
|
49
|
36
|
34
|
50
|
35
|
|
2024/02
|
45
|
21
|
24
|
57
|
70
|
43
|
92
|
125
|
164
|
262
|
130
|
108
|
60
|
58
|
67
|
46
|
41
|
33
|
68
|
31
|
16
|
37
|
47
|
52
|
78
|
76
|
89
|
62
|
73
|
||
|
2024/01
|
103
|
106
|
64
|
76
|
80
|
106
|
129
|
144
|
122
|
125
|
73
|
98
|
91
|
107
|
217
|
137
|
73
|
22
|
17
|
45
|
76
|
54
|
47
|
51
|
57
|
66
|
73
|
90
|
104
|
53
|
70
|
|
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