Air Quality
Excellent
No health implications.
13
PM2.5
28
PM10
56
O3
0.3
CO
6
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 May
52
Good
Tue
6 May
52
Good
Wed
7 May
53
Good
Thu
8 May
54
Good
Fri
9 May
51
Good
Sat
10 May
33
Excellent
Sun
11 May
27
Excellent
Air quality in the last 12 months (Tangyuan)
|
2025/02
|
63
|
88
|
118
|
75
|
36
|
35
|
38
|
41
|
38
|
52
|
68
|
74
|
45
|
41
|
50
|
27
|
31
|
25
|
30
|
44
|
43
|
33
|
35
|
36
|
45
|
35
|
53
|
69
|
|||
|
2025/01
|
80
|
89
|
95
|
108
|
109
|
88
|
69
|
66
|
40
|
58
|
73
|
101
|
118
|
117
|
66
|
54
|
73
|
99
|
135
|
144
|
124
|
153
|
126
|
111
|
118
|
121
|
52
|
40
|
64
|
47
|
52
|
|
2024/12
|
56
|
35
|
29
|
25
|
30
|
32
|
41
|
45
|
55
|
59
|
46
|
46
|
46
|
47
|
41
|
38
|
41
|
41
|
58
|
80
|
77
|
69
|
65
|
49
|
68
|
33
|
44
|
55
|
54
|
62
|
65
|
|
2024/11
|
75
|
46
|
51
|
38
|
55
|
28
|
35
|
48
|
81
|
53
|
70
|
58
|
89
|
130
|
84
|
49
|
25
|
27
|
61
|
84
|
72
|
37
|
37
|
57
|
64
|
36
|
31
|
38
|
44
|
30
|
|
|
2024/10
|
13
|
22
|
17
|
23
|
38
|
30
|
35
|
45
|
47
|
43
|
17
|
29
|
34
|
41
|
19
|
20
|
34
|
34
|
22
|
36
|
26
|
28
|
33
|
38
|
51
|
57
|
51
|
55
|
72
|
56
|
52
|
|
2024/09
|
16
|
17
|
19
|
20
|
14
|
14
|
16
|
22
|
20
|
17
|
15
|
23
|
15
|
18
|
17
|
25
|
25
|
24
|
17
|
17
|
23
|
19
|
19
|
27
|
31
|
18
|
23
|
35
|
30
|
22
|
|
|
2024/08
|
13
|
13
|
13
|
19
|
12
|
13
|
24
|
24
|
20
|
23
|
13
|
15
|
17
|
31
|
22
|
28
|
23
|
29
|
14
|
17
|
26
|
26
|
22
|
18
|
21
|
20
|
20
|
16
|
22
|
20
|
18
|
|
2024/07
|
79
|
48
|
53
|
36
|
32
|
54
|
63
|
57
|
52
|
37
|
50
|
48
|
30
|
45
|
45
|
52
|
35
|
22
|
23
|
26
|
21
|
18
|
22
|
19
|
18
|
14
|
10
|
17
|
15
|
12
|
21
|
|
2024/06
|
16
|
13
|
16
|
15
|
26
|
31
|
39
|
26
|
22
|
21
|
25
|
20
|
20
|
10
|
11
|
12
|
16
|
18
|
30
|
21
|
15
|
14
|
9
|
11
|
14
|
19
|
17
|
43
|
38
|
60
|
|
|
2024/05
|
45
|
54
|
51
|
89
|
103
|
45
|
37
|
39
|
29
|
31
|
21
|
18
|
20
|
23
|
15
|
26
|
25
|
41
|
19
|
17
|
16
|
35
|
20
|
16
|
16
|
22
|
15
|
20
|
15
|
17
|
14
|
|
2024/04
|
26
|
32
|
47
|
29
|
34
|
57
|
21
|
22
|
39
|
55
|
69
|
63
|
55
|
62
|
58
|
52
|
29
|
45
|
25
|
50
|
121
|
144
|
111
|
93
|
68
|
52
|
34
|
32
|
42
|
46
|
|
|
2024/03
|
35
|
32
|
38
|
44
|
41
|
40
|
47
|
34
|
30
|
45
|
50
|
39
|
53
|
52
|
35
|
21
|
18
|
32
|
32
|
30
|
28
|
28
|
30
|
23
|
26
|
34
|
35
|
247
|
139
|
32
|
21
|
|
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