Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Mar
Mon
16 Mar
Tue
17 Mar
Wed
18 Mar
Thu
19 Mar
Fri
20 Mar
Sat
21 Mar
Real-time AQI (Monitoring Station in Zhangjiajie)
电业局
138
PM2.5
9
PM10
41
O3
0.7
CO
7
SO2
23
NO2
未央路
123
PM2.5
6
PM10
38
O3
0.7
CO
11
SO2
18
NO2
Air quality in the last 12 months (Zhangjiajie)
|
2026/02
|
78
|
77
|
95
|
103
|
128
|
137
|
148
|
90
|
69
|
58
|
60
|
66
|
68
|
67
|
76
|
40
|
51
|
76
|
67
|
51
|
52
|
58
|
52
|
59
|
59
|
30
|
33
|
39
|
|||
|
2026/01
|
47
|
75
|
101
|
79
|
85
|
70
|
60
|
57
|
65
|
75
|
79
|
85
|
88
|
89
|
95
|
97
|
123
|
197
|
65
|
51
|
63
|
74
|
80
|
93
|
86
|
70
|
114
|
103
|
72
|
35
|
74
|
|
2025/12
|
66
|
97
|
73
|
60
|
59
|
53
|
60
|
63
|
70
|
86
|
88
|
176
|
35
|
52
|
55
|
54
|
70
|
85
|
77
|
73
|
42
|
73
|
40
|
60
|
67
|
65
|
62
|
61
|
85
|
117
|
86
|
|
2025/11
|
28
|
26
|
31
|
34
|
38
|
38
|
17
|
17
|
24
|
39
|
48
|
43
|
42
|
55
|
50
|
49
|
47
|
27
|
32
|
35
|
36
|
41
|
46
|
35
|
50
|
40
|
48
|
49
|
47
|
51
|
|
|
2025/10
|
24
|
24
|
22
|
22
|
31
|
29
|
34
|
40
|
39
|
31
|
59
|
38
|
18
|
17
|
24
|
14
|
17
|
12
|
14
|
13
|
13
|
36
|
41
|
46
|
61
|
45
|
38
|
38
|
47
|
44
|
33
|
|
2025/09
|
17
|
26
|
30
|
25
|
24
|
25
|
32
|
36
|
17
|
18
|
16
|
25
|
19
|
12
|
18
|
24
|
24
|
16
|
13
|
17
|
29
|
34
|
23
|
20
|
20
|
17
|
20
|
23
|
23
|
18
|
|
|
2025/08
|
29
|
27
|
23
|
27
|
31
|
27
|
19
|
15
|
19
|
28
|
17
|
13
|
12
|
19
|
16
|
20
|
18
|
27
|
20
|
15
|
17
|
16
|
19
|
19
|
17
|
19
|
19
|
18
|
30
|
33
|
26
|
|
2025/07
|
17
|
16
|
12
|
16
|
21
|
23
|
30
|
30
|
29
|
28
|
33
|
36
|
30
|
29
|
21
|
19
|
23
|
29
|
28
|
28
|
21
|
14
|
12
|
13
|
16
|
21
|
23
|
20
|
21
|
20
|
22
|
|
2025/06
|
9
|
23
|
25
|
29
|
32
|
34
|
27
|
28
|
24
|
25
|
28
|
24
|
24
|
21
|
31
|
28
|
28
|
20
|
15
|
12
|
13
|
16
|
18
|
23
|
21
|
12
|
17
|
16
|
15
|
18
|
|
|
2025/05
|
46
|
58
|
63
|
44
|
42
|
106
|
94
|
23
|
20
|
29
|
32
|
40
|
39
|
71
|
39
|
26
|
33
|
45
|
44
|
37
|
27
|
20
|
40
|
54
|
50
|
36
|
39
|
29
|
33
|
30
|
25
|
|
2025/04
|
50
|
55
|
55
|
56
|
61
|
57
|
52
|
58
|
57
|
49
|
57
|
78
|
259
|
114
|
78
|
67
|
59
|
57
|
22
|
49
|
39
|
45
|
50
|
51
|
56
|
49
|
33
|
41
|
44
|
24
|
|
|
2025/03
|
70
|
87
|
17
|
34
|
44
|
34
|
50
|
43
|
41
|
47
|
56
|
73
|
67
|
53
|
36
|
62
|
48
|
34
|
33
|
39
|
42
|
53
|
50
|
50
|
48
|
60
|
110
|
79
|
57
|
45
|
55
|
|
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
*: primary pollution