Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
31
PM2.5
107
*
PM10
61
O3
0.4
CO
12
SO2
16
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
18 Jan
63
Good
Mon
19 Jan
61
Good
Tue
20 Jan
60
Good
Wed
21 Jan
59
Good
Thu
22 Jan
68
Good
Fri
23 Jan
70
Good
Sat
24 Jan
19
Excellent
Zhangjiachuan Air quality rank
Air quality in the last 12 months (Zhangjiachuan)
|
2025/11
|
58
|
57
|
54
|
47
|
64
|
53
|
78
|
68
|
68
|
64
|
60
|
56
|
58
|
59
|
53
|
61
|
48
|
40
|
48
|
61
|
61
|
57
|
62
|
74
|
57
|
133
|
109
|
70
|
66
|
76
|
|
|
2025/10
|
32
|
24
|
23
|
24
|
50
|
23
|
16
|
19
|
18
|
19
|
21
|
26
|
33
|
36
|
36
|
28
|
25
|
38
|
38
|
21
|
23
|
27
|
29
|
26
|
35
|
45
|
45
|
42
|
49
|
57
|
60
|
|
2025/09
|
32
|
52
|
60
|
43
|
51
|
56
|
51
|
39
|
41
|
37
|
23
|
30
|
35
|
33
|
58
|
55
|
28
|
20
|
20
|
23
|
20
|
21
|
24
|
36
|
40
|
48
|
36
|
34
|
45
|
47
|
|
|
2025/08
|
37
|
34
|
37
|
30
|
28
|
35
|
35
|
28
|
22
|
24
|
38
|
38
|
36
|
35
|
36
|
27
|
25
|
23
|
26
|
59
|
33
|
35
|
19
|
24
|
27
|
33
|
20
|
21
|
23
|
25
|
29
|
|
2025/07
|
26
|
25
|
17
|
19
|
24
|
26
|
21
|
21
|
24
|
31
|
27
|
32
|
33
|
28
|
39
|
42
|
40
|
31
|
58
|
29
|
24
|
30
|
29
|
23
|
20
|
20
|
26
|
29
|
34
|
28
|
36
|
|
2025/06
|
39
|
41
|
41
|
32
|
38
|
41
|
36
|
39
|
40
|
42
|
46
|
45
|
38
|
58
|
70
|
45
|
44
|
35
|
46
|
40
|
31
|
28
|
27
|
30
|
25
|
26
|
22
|
31
|
33
|
18
|
|
|
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
|
|
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