Air Quality
Excellent
No health implications.
17
PM2.5
36
PM10
69
O3
0.4
CO
4
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Apr
56
Good
Wed
30 Apr
70
Good
Thu
1 May
71
Good
Fri
2 May
82
Good
Sat
3 May
82
Good
Sun
4 May
72
Good
Mon
5 May
29
Excellent
Air quality in the last 12 months (Pingchang)
|
2025/02
|
55
|
43
|
42
|
53
|
49
|
33
|
42
|
44
|
52
|
62
|
87
|
69
|
55
|
48
|
51
|
64
|
64
|
56
|
68
|
50
|
45
|
42
|
30
|
48
|
53
|
69
|
75
|
76
|
|||
|
2025/01
|
150
|
151
|
171
|
116
|
63
|
94
|
101
|
70
|
74
|
75
|
71
|
84
|
97
|
115
|
89
|
78
|
97
|
112
|
121
|
120
|
141
|
213
|
238
|
98
|
16
|
59
|
73
|
90
|
193
|
152
|
123
|
|
2024/12
|
75
|
76
|
95
|
47
|
31
|
33
|
38
|
41
|
45
|
59
|
53
|
62
|
60
|
65
|
88
|
104
|
124
|
138
|
110
|
104
|
124
|
106
|
79
|
97
|
110
|
119
|
104
|
81
|
124
|
163
|
153
|
|
2024/11
|
26
|
29
|
45
|
40
|
33
|
47
|
58
|
66
|
31
|
42
|
44
|
38
|
35
|
33
|
41
|
20
|
9
|
9
|
16
|
23
|
27
|
37
|
36
|
28
|
18
|
43
|
46
|
50
|
64
|
82
|
|
|
2024/10
|
25
|
36
|
40
|
41
|
47
|
53
|
40
|
42
|
45
|
57
|
42
|
32
|
30
|
33
|
38
|
48
|
29
|
23
|
29
|
10
|
15
|
26
|
41
|
47
|
46
|
44
|
32
|
45
|
54
|
66
|
35
|
|
2024/09
|
48
|
53
|
39
|
39
|
43
|
33
|
34
|
34
|
29
|
28
|
34
|
32
|
34
|
38
|
34
|
34
|
32
|
41
|
45
|
36
|
18
|
20
|
33
|
48
|
52
|
69
|
68
|
57
|
40
|
10
|
|
|
2024/08
|
30
|
31
|
24
|
15
|
17
|
25
|
28
|
28
|
27
|
38
|
63
|
57
|
54
|
39
|
33
|
37
|
37
|
29
|
45
|
45
|
48
|
49
|
44
|
56
|
56
|
42
|
43
|
29
|
28
|
34
|
35
|
|
2024/07
|
22
|
28
|
30
|
26
|
13
|
19
|
25
|
19
|
19
|
10
|
11
|
21
|
21
|
12
|
22
|
25
|
26
|
20
|
20
|
24
|
24
|
25
|
27
|
30
|
40
|
46
|
41
|
39
|
31
|
15
|
20
|
|
2024/06
|
52
|
34
|
35
|
22
|
29
|
30
|
32
|
24
|
29
|
32
|
37
|
33
|
39
|
42
|
46
|
28
|
27
|
25
|
22
|
20
|
16
|
31
|
43
|
48
|
30
|
31
|
26
|
25
|
33
|
44
|
|
|
2024/05
|
16
|
19
|
17
|
19
|
39
|
54
|
75
|
46
|
41
|
36
|
51
|
71
|
63
|
68
|
62
|
57
|
57
|
79
|
19
|
17
|
29
|
36
|
39
|
38
|
37
|
20
|
28
|
40
|
25
|
35
|
49
|
|
2024/04
|
42
|
29
|
52
|
42
|
28
|
29
|
24
|
39
|
40
|
34
|
32
|
33
|
44
|
42
|
56
|
45
|
35
|
33
|
45
|
97
|
75
|
50
|
46
|
51
|
44
|
47
|
48
|
31
|
27
|
10
|
|
|
2024/03
|
46
|
49
|
64
|
71
|
73
|
60
|
47
|
52
|
51
|
60
|
61
|
63
|
46
|
46
|
58
|
59
|
53
|
25
|
60
|
69
|
66
|
67
|
63
|
36
|
25
|
39
|
40
|
50
|
53
|
59
|
54
|
|
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