Air Quality
Excellent
No health implications.
3
PM2.5
8
PM10
42
O3
0.2
CO
5
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Jul
56
Good
Thu
24 Jul
60
Good
Fri
25 Jul
63
Good
Sat
26 Jul
75
Good
Sun
27 Jul
72
Good
Mon
28 Jul
38
Excellent
Tue
29 Jul
37
Excellent
Tongchuan Air quality rank
Air quality in the last 12 months (Tongchuan)
|
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
|
|
|
2024/08
|
25
|
30
|
24
|
15
|
14
|
19
|
26
|
30
|
34
|
45
|
64
|
58
|
56
|
34
|
32
|
37
|
38
|
34
|
48
|
43
|
44
|
42
|
40
|
60
|
66
|
41
|
45
|
22
|
18
|
25
|
32
|
|
2024/07
|
24
|
22
|
26
|
19
|
12
|
15
|
23
|
12
|
14
|
11
|
11
|
15
|
12
|
9
|
18
|
19
|
22
|
15
|
19
|
20
|
17
|
18
|
23
|
22
|
35
|
41
|
35
|
44
|
35
|
7
|
15
|
|
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