Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
45
PM2.5
77
*
PM10
134
O3
0.4
CO
9
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
14 Apr
63
Good
Wed
15 Apr
90
Good
Thu
16 Apr
56
Good
Fri
17 Apr
57
Good
Sat
18 Apr
58
Good
Sun
19 Apr
57
Good
Mon
20 Apr
31
Excellent
Air quality in the last 12 months (Dongchang)
|
2026/03
|
43
|
55
|
72
|
58
|
42
|
34
|
42
|
43
|
67
|
59
|
56
|
62
|
49
|
92
|
296
|
100
|
67
|
46
|
40
|
44
|
54
|
59
|
91
|
61
|
70
|
70
|
50
|
71
|
51
|
36
|
41
|
|
2026/02
|
69
|
75
|
69
|
84
|
105
|
57
|
48
|
56
|
59
|
66
|
92
|
70
|
108
|
111
|
48
|
92
|
257
|
37
|
47
|
55
|
73
|
92
|
43
|
45
|
58
|
57
|
47
|
55
|
|||
|
2026/01
|
68
|
57
|
69
|
68
|
59
|
53
|
49
|
48
|
45
|
42
|
35
|
43
|
25
|
57
|
57
|
46
|
48
|
49
|
39
|
67
|
64
|
62
|
58
|
52
|
67
|
59
|
63
|
64
|
63
|
65
|
69
|
|
2025/12
|
44
|
30
|
26
|
41
|
38
|
38
|
59
|
28
|
45
|
76
|
34
|
84
|
65
|
39
|
66
|
55
|
52
|
45
|
21
|
29
|
33
|
44
|
30
|
34
|
28
|
44
|
69
|
72
|
37
|
37
|
51
|
|
2025/11
|
43
|
19
|
31
|
43
|
58
|
50
|
67
|
57
|
30
|
25
|
44
|
48
|
38
|
50
|
55
|
41
|
40
|
38
|
48
|
54
|
42
|
44
|
60
|
107
|
257
|
147
|
39
|
46
|
42
|
49
|
|
|
2025/10
|
39
|
41
|
42
|
32
|
31
|
18
|
22
|
24
|
22
|
26
|
15
|
37
|
34
|
54
|
47
|
54
|
34
|
17
|
21
|
30
|
36
|
44
|
52
|
54
|
50
|
42
|
44
|
49
|
39
|
30
|
39
|
|
2025/09
|
14
|
47
|
29
|
27
|
24
|
18
|
21
|
30
|
27
|
30
|
33
|
39
|
49
|
28
|
24
|
30
|
23
|
31
|
22
|
22
|
48
|
35
|
32
|
12
|
22
|
39
|
38
|
26
|
44
|
40
|
|
|
2025/08
|
20
|
17
|
17
|
18
|
18
|
12
|
17
|
28
|
17
|
16
|
28
|
22
|
27
|
15
|
23
|
9
|
14
|
19
|
17
|
10
|
16
|
16
|
18
|
19
|
11
|
14
|
32
|
15
|
14
|
23
|
10
|
|
2025/07
|
11
|
10
|
10
|
10
|
17
|
13
|
29
|
25
|
28
|
29
|
29
|
23
|
18
|
16
|
14
|
9
|
11
|
11
|
16
|
11
|
10
|
15
|
12
|
16
|
15
|
16
|
21
|
18
|
17
|
12
|
23
|
|
2025/06
|
40
|
35
|
18
|
12
|
31
|
23
|
20
|
19
|
26
|
15
|
16
|
23
|
23
|
31
|
30
|
15
|
15
|
25
|
28
|
19
|
17
|
19
|
24
|
30
|
30
|
26
|
33
|
19
|
22
|
13
|
|
|
2025/05
|
15
|
22
|
21
|
22
|
29
|
27
|
30
|
40
|
52
|
24
|
31
|
40
|
45
|
34
|
15
|
23
|
18
|
21
|
23
|
41
|
41
|
58
|
34
|
32
|
29
|
29
|
30
|
26
|
37
|
37
|
38
|
|
2025/04
|
53
|
45
|
42
|
45
|
15
|
26
|
37
|
45
|
52
|
48
|
51
|
27
|
13
|
20
|
26
|
36
|
53
|
30
|
15
|
31
|
33
|
18
|
36
|
56
|
56
|
51
|
53
|
51
|
62
|
49
|
|
|
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