Air Quality
Excellent
No health implications.
18
PM2.5
29
PM10
42
O3
0.6
CO
10
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Apr
47
Excellent
Mon
13 Apr
41
Excellent
Tue
14 Apr
41
Excellent
Wed
15 Apr
47
Excellent
Thu
16 Apr
55
Good
Fri
17 Apr
56
Good
Sat
18 Apr
37
Excellent
Tongnan Air quality rank
Air quality in the last 12 months (Tongnan)
|
2026/02
|
58
|
91
|
106
|
83
|
90
|
87
|
88
|
62
|
55
|
60
|
76
|
74
|
82
|
86
|
79
|
56
|
111
|
83
|
91
|
91
|
75
|
90
|
91
|
45
|
54
|
41
|
54
|
29
|
|||
|
2026/01
|
30
|
30
|
42
|
50
|
62
|
53
|
67
|
95
|
108
|
126
|
192
|
171
|
115
|
124
|
150
|
167
|
172
|
184
|
62
|
24
|
35
|
48
|
57
|
61
|
84
|
82
|
76
|
87
|
88
|
29
|
47
|
|
2025/12
|
133
|
159
|
74
|
60
|
71
|
64
|
96
|
87
|
116
|
109
|
93
|
91
|
50
|
63
|
75
|
86
|
119
|
132
|
121
|
81
|
41
|
34
|
39
|
47
|
51
|
52
|
74
|
79
|
96
|
121
|
82
|
|
2025/11
|
39
|
37
|
54
|
50
|
51
|
37
|
26
|
29
|
22
|
21
|
31
|
40
|
50
|
38
|
32
|
37
|
27
|
28
|
46
|
57
|
70
|
90
|
85
|
71
|
66
|
62
|
93
|
92
|
87
|
126
|
|
|
2025/10
|
18
|
13
|
27
|
21
|
12
|
21
|
36
|
46
|
39
|
54
|
43
|
17
|
18
|
32
|
33
|
26
|
22
|
30
|
16
|
12
|
14
|
20
|
25
|
30
|
30
|
36
|
31
|
40
|
41
|
40
|
42
|
|
2025/09
|
47
|
45
|
34
|
40
|
29
|
25
|
31
|
23
|
25
|
35
|
31
|
10
|
16
|
28
|
46
|
48
|
21
|
21
|
11
|
21
|
16
|
13
|
14
|
18
|
28
|
33
|
31
|
17
|
13
|
25
|
|
|
2025/08
|
34
|
35
|
37
|
44
|
56
|
51
|
26
|
36
|
33
|
25
|
19
|
23
|
33
|
36
|
56
|
24
|
34
|
38
|
29
|
30
|
42
|
29
|
26
|
21
|
21
|
28
|
29
|
31
|
17
|
26
|
27
|
|
2025/07
|
19
|
13
|
14
|
21
|
14
|
25
|
21
|
18
|
11
|
20
|
19
|
15
|
21
|
22
|
24
|
24
|
25
|
21
|
23
|
16
|
15
|
16
|
14
|
16
|
18
|
21
|
23
|
39
|
44
|
40
|
30
|
|
2025/06
|
25
|
19
|
38
|
39
|
34
|
37
|
28
|
18
|
17
|
29
|
37
|
38
|
34
|
37
|
33
|
37
|
30
|
19
|
17
|
33
|
20
|
19
|
18
|
23
|
17
|
21
|
23
|
25
|
20
|
13
|
|
|
2025/05
|
52
|
65
|
76
|
52
|
41
|
69
|
58
|
33
|
73
|
70
|
61
|
80
|
57
|
82
|
114
|
99
|
77
|
88
|
80
|
75
|
77
|
59
|
65
|
63
|
51
|
44
|
31
|
20
|
32
|
34
|
28
|
|
2025/04
|
39
|
57
|
61
|
59
|
60
|
58
|
62
|
66
|
72
|
75
|
43
|
320
|
211
|
138
|
104
|
88
|
80
|
73
|
85
|
47
|
51
|
53
|
62
|
45
|
50
|
43
|
35
|
49
|
40
|
36
|
|
|
2025/03
|
88
|
63
|
23
|
24
|
20
|
18
|
30
|
44
|
59
|
63
|
54
|
63
|
55
|
47
|
35
|
36
|
28
|
34
|
45
|
53
|
61
|
95
|
89
|
68
|
65
|
74
|
137
|
69
|
17
|
22
|
24
|
|
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