Air Quality
Excellent
No health implications.
26
PM2.5
41
PM10
135
O3
0.5
CO
11
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 May
102
Light
Wed
14 May
75
Good
Thu
15 May
71
Good
Fri
16 May
74
Good
Sat
17 May
85
Good
Sun
18 May
81
Good
Mon
19 May
42
Excellent
Air quality in the last 12 months (Tianyuan)
|
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
|
|
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
|
|
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