Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
12
PM2.5
23
PM10
162
O3
0.4
CO
8
SO2
6
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
21 Jun
75
Good
Sun
22 Jun
69
Good
Mon
23 Jun
81
Good
Tue
24 Jun
85
Good
Wed
25 Jun
87
Good
Thu
26 Jun
91
Good
Fri
27 Jun
21
Excellent
Zhangjiachuan Air quality rank
Air quality in the last 12 months (Zhangjiachuan)
|
2025/05
|
80
|
74
|
94
|
84
|
112
|
119
|
72
|
83
|
84
|
50
|
43
|
56
|
60
|
68
|
56
|
66
|
117
|
72
|
61
|
58
|
57
|
97
|
48
|
38
|
33
|
43
|
32
|
42
|
36
|
59
|
51
|
|
2025/04
|
102
|
95
|
87
|
110
|
89
|
74
|
51
|
94
|
104
|
76
|
170
|
365
|
100
|
64
|
53
|
121
|
76
|
222
|
135
|
74
|
115
|
107
|
64
|
56
|
58
|
44
|
48
|
48
|
61
|
105
|
|
|
2025/03
|
80
|
47
|
40
|
44
|
53
|
49
|
61
|
64
|
50
|
43
|
181
|
107
|
85
|
44
|
51
|
52
|
48
|
38
|
47
|
59
|
57
|
57
|
64
|
42
|
50
|
352
|
137
|
113
|
83
|
79
|
78
|
|
2025/02
|
94
|
65
|
39
|
47
|
51
|
54
|
85
|
69
|
62
|
53
|
73
|
86
|
68
|
53
|
55
|
76
|
67
|
58
|
76
|
76
|
82
|
67
|
49
|
60
|
62
|
52
|
44
|
51
|
|||
|
2025/01
|
71
|
63
|
79
|
68
|
59
|
64
|
56
|
51
|
57
|
57
|
67
|
67
|
62
|
59
|
52
|
63
|
80
|
69
|
64
|
61
|
73
|
88
|
148
|
166
|
68
|
79
|
74
|
89
|
132
|
104
|
89
|
|
2024/12
|
65
|
68
|
65
|
62
|
55
|
59
|
49
|
55
|
56
|
71
|
69
|
62
|
45
|
53
|
57
|
70
|
65
|
63
|
64
|
66
|
63
|
62
|
60
|
66
|
63
|
73
|
57
|
57
|
66
|
55
|
56
|
|
2024/11
|
45
|
41
|
48
|
52
|
51
|
50
|
62
|
67
|
66
|
57
|
52
|
66
|
61
|
45
|
61
|
50
|
38
|
27
|
38
|
48
|
48
|
51
|
71
|
44
|
46
|
51
|
61
|
63
|
48
|
62
|
|
|
2024/10
|
37
|
31
|
42
|
36
|
52
|
46
|
38
|
54
|
45
|
43
|
46
|
45
|
46
|
43
|
34
|
50
|
46
|
48
|
32
|
28
|
29
|
33
|
44
|
50
|
60
|
53
|
34
|
42
|
49
|
47
|
41
|
|
2024/09
|
42
|
38
|
34
|
37
|
18
|
26
|
18
|
31
|
25
|
27
|
32
|
38
|
26
|
28
|
38
|
35
|
39
|
41
|
37
|
37
|
30
|
37
|
48
|
50
|
30
|
28
|
68
|
79
|
38
|
25
|
|
|
2024/08
|
35
|
40
|
23
|
25
|
25
|
30
|
21
|
25
|
56
|
86
|
51
|
35
|
33
|
36
|
39
|
40
|
34
|
28
|
30
|
31
|
33
|
36
|
42
|
45
|
42
|
26
|
25
|
35
|
39
|
37
|
44
|
|
2024/07
|
32
|
32
|
25
|
26
|
55
|
45
|
21
|
24
|
32
|
32
|
31
|
44
|
29
|
28
|
21
|
18
|
19
|
22
|
25
|
21
|
80
|
25
|
21
|
94
|
74
|
50
|
48
|
40
|
29
|
33
|
33
|
|
2024/06
|
52
|
32
|
33
|
31
|
38
|
37
|
34
|
34
|
28
|
34
|
35
|
40
|
40
|
51
|
53
|
27
|
25
|
28
|
30
|
30
|
24
|
37
|
38
|
36
|
43
|
34
|
22
|
27
|
50
|
39
|
|
|
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