Air Quality
Excellent
No health implications.
3
PM2.5
10
PM10
36
O3
0.2
CO
3
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 Sep
36
Excellent
Sun
7 Sep
36
Excellent
Mon
8 Sep
36
Excellent
Tue
9 Sep
40
Excellent
Wed
10 Sep
35
Excellent
Thu
11 Sep
31
Excellent
Fri
12 Sep
37
Excellent
Air quality in the last 12 months (Tongchuan)
|
2025/08
|
30
|
35
|
38
|
38
|
31
|
25
|
27
|
18
|
20
|
14
|
20
|
25
|
25
|
31
|
25
|
11
|
18
|
24
|
32
|
31
|
30
|
19
|
26
|
24
|
20
|
26
|
27
|
33
|
33
|
31
|
31
|
|
2025/07
|
16
|
18
|
19
|
18
|
26
|
28
|
18
|
12
|
20
|
23
|
24
|
31
|
39
|
40
|
41
|
40
|
40
|
22
|
22
|
24
|
23
|
18
|
12
|
12
|
15
|
20
|
25
|
22
|
29
|
25
|
26
|
|
2025/06
|
11
|
25
|
34
|
41
|
38
|
42
|
24
|
15
|
30
|
40
|
39
|
37
|
45
|
35
|
39
|
46
|
40
|
19
|
16
|
30
|
13
|
18
|
20
|
19
|
12
|
19
|
26
|
26
|
22
|
13
|
|
|
2025/05
|
51
|
63
|
66
|
43
|
54
|
54
|
50
|
26
|
71
|
81
|
62
|
59
|
48
|
44
|
72
|
77
|
79
|
63
|
71
|
82
|
69
|
30
|
54
|
65
|
54
|
46
|
37
|
22
|
26
|
30
|
19
|
|
2025/04
|
42
|
57
|
61
|
55
|
65
|
64
|
63
|
63
|
65
|
52
|
35
|
339
|
261
|
148
|
98
|
81
|
85
|
68
|
56
|
36
|
33
|
54
|
66
|
55
|
53
|
59
|
51
|
49
|
48
|
38
|
|
|
2025/03
|
89
|
72
|
15
|
15
|
18
|
33
|
38
|
51
|
54
|
48
|
54
|
50
|
31
|
32
|
20
|
29
|
49
|
48
|
57
|
54
|
58
|
78
|
85
|
68
|
62
|
60
|
106
|
48
|
30
|
35
|
34
|
|
2025/02
|
53
|
35
|
35
|
38
|
39
|
31
|
39
|
38
|
50
|
61
|
85
|
72
|
48
|
41
|
45
|
54
|
63
|
55
|
63
|
34
|
39
|
27
|
27
|
46
|
63
|
85
|
74
|
69
|
|||
|
2025/01
|
162
|
164
|
169
|
85
|
59
|
82
|
101
|
70
|
74
|
71
|
78
|
84
|
105
|
127
|
102
|
75
|
91
|
124
|
127
|
123
|
142
|
206
|
239
|
71
|
11
|
50
|
69
|
77
|
147
|
109
|
126
|
|
2024/12
|
82
|
87
|
90
|
31
|
26
|
28
|
31
|
36
|
44
|
56
|
53
|
57
|
63
|
69
|
84
|
104
|
125
|
136
|
88
|
108
|
141
|
120
|
78
|
101
|
98
|
113
|
101
|
89
|
121
|
174
|
172
|
|
2024/11
|
26
|
31
|
48
|
36
|
31
|
42
|
47
|
55
|
26
|
38
|
40
|
33
|
28
|
33
|
42
|
19
|
9
|
10
|
13
|
21
|
34
|
34
|
33
|
26
|
18
|
42
|
51
|
50
|
63
|
80
|
|
|
2024/10
|
24
|
34
|
41
|
42
|
47
|
57
|
41
|
40
|
48
|
46
|
38
|
33
|
32
|
31
|
39
|
46
|
23
|
23
|
24
|
9
|
15
|
23
|
38
|
45
|
48
|
47
|
41
|
44
|
50
|
60
|
37
|
|
2024/09
|
47
|
50
|
25
|
39
|
43
|
29
|
33
|
24
|
27
|
23
|
32
|
28
|
32
|
35
|
25
|
29
|
27
|
36
|
42
|
34
|
15
|
13
|
29
|
41
|
51
|
69
|
58
|
50
|
39
|
10
|
|
|
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