Air Quality
Excellent
No health implications.
3
PM2.5
7
PM10
41
O3
0.2
CO
5
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Apr
34
Excellent
Tue
14 Apr
28
Excellent
Wed
15 Apr
39
Excellent
Thu
16 Apr
36
Excellent
Fri
17 Apr
40
Excellent
Sat
18 Apr
35
Excellent
Sun
19 Apr
25
Excellent
Air quality in the last 12 months (Tongchuan)
|
2026/03
|
13
|
21
|
28
|
47
|
41
|
46
|
49
|
32
|
33
|
39
|
44
|
52
|
53
|
49
|
18
|
23
|
19
|
22
|
27
|
36
|
37
|
45
|
32
|
22
|
30
|
44
|
48
|
45
|
30
|
20
|
26
|
|
2026/02
|
56
|
66
|
90
|
97
|
120
|
86
|
65
|
58
|
50
|
61
|
61
|
69
|
96
|
87
|
64
|
30
|
58
|
62
|
69
|
71
|
70
|
72
|
56
|
37
|
41
|
31
|
27
|
19
|
|||
|
2026/01
|
22
|
29
|
46
|
72
|
74
|
85
|
95
|
114
|
110
|
106
|
154
|
176
|
154
|
160
|
166
|
141
|
171
|
154
|
47
|
30
|
46
|
63
|
79
|
73
|
79
|
80
|
62
|
66
|
49
|
18
|
36
|
|
2025/12
|
107
|
130
|
60
|
69
|
67
|
79
|
81
|
108
|
135
|
145
|
126
|
91
|
50
|
67
|
84
|
92
|
94
|
109
|
123
|
90
|
29
|
42
|
32
|
48
|
52
|
60
|
73
|
82
|
96
|
147
|
73
|
|
2025/11
|
52
|
48
|
59
|
50
|
49
|
26
|
13
|
21
|
15
|
33
|
41
|
49
|
54
|
45
|
41
|
45
|
18
|
26
|
40
|
65
|
69
|
92
|
76
|
62
|
56
|
68
|
71
|
72
|
75
|
92
|
|
|
2025/10
|
15
|
14
|
11
|
12
|
26
|
35
|
36
|
30
|
40
|
39
|
43
|
24
|
20
|
24
|
15
|
25
|
11
|
15
|
12
|
9
|
10
|
14
|
20
|
22
|
19
|
28
|
33
|
40
|
42
|
30
|
37
|
|
2025/09
|
33
|
39
|
47
|
38
|
36
|
12
|
29
|
16
|
22
|
16
|
12
|
15
|
21
|
31
|
38
|
33
|
17
|
22
|
15
|
15
|
13
|
11
|
10
|
22
|
27
|
20
|
23
|
26
|
13
|
17
|
|
|
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
|
|
|
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