Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
47
PM2.5
102
*
PM10
52
O3
1.0
CO
31
SO2
29
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
27 Feb
73
Good
Sat
28 Feb
67
Good
Sun
1 Mar
69
Good
Mon
2 Mar
84
Good
Tue
3 Mar
63
Good
Wed
4 Mar
38
Excellent
Thu
5 Mar
38
Excellent
Air quality in the last 12 months (Yanchi)
|
2026/01
|
53
|
52
|
46
|
49
|
27
|
35
|
55
|
53
|
107
|
60
|
50
|
86
|
69
|
237
|
80
|
67
|
87
|
70
|
27
|
35
|
50
|
70
|
88
|
64
|
354
|
137
|
112
|
115
|
82
|
89
|
104
|
|
2025/12
|
62
|
41
|
45
|
58
|
55
|
50
|
54
|
56
|
62
|
74
|
62
|
82
|
128
|
71
|
74
|
73
|
59
|
69
|
59
|
59
|
47
|
69
|
115
|
71
|
45
|
57
|
57
|
50
|
50
|
36
|
30
|
|
2025/11
|
53
|
53
|
58
|
46
|
39
|
50
|
51
|
88
|
102
|
82
|
62
|
55
|
58
|
58
|
76
|
62
|
26
|
33
|
47
|
59
|
60
|
60
|
92
|
128
|
64
|
246
|
102
|
92
|
90
|
85
|
|
|
2025/10
|
47
|
22
|
28
|
61
|
44
|
39
|
47
|
17
|
24
|
23
|
30
|
42
|
42
|
32
|
30
|
37
|
38
|
41
|
31
|
39
|
33
|
27
|
38
|
24
|
42
|
40
|
56
|
60
|
50
|
58
|
51
|
|
2025/09
|
30
|
63
|
49
|
30
|
79
|
59
|
54
|
55
|
46
|
37
|
28
|
37
|
50
|
61
|
57
|
41
|
23
|
20
|
17
|
20
|
17
|
14
|
26
|
41
|
32
|
36
|
50
|
52
|
54
|
55
|
|
|
2025/08
|
41
|
38
|
38
|
42
|
48
|
50
|
41
|
23
|
33
|
35
|
52
|
42
|
46
|
32
|
40
|
30
|
25
|
24
|
25
|
55
|
29
|
39
|
15
|
26
|
23
|
27
|
21
|
26
|
22
|
22
|
28
|
|
2025/07
|
26
|
22
|
50
|
75
|
24
|
30
|
23
|
47
|
24
|
40
|
34
|
41
|
45
|
48
|
57
|
29
|
36
|
34
|
44
|
24
|
26
|
28
|
31
|
17
|
26
|
35
|
26
|
32
|
29
|
24
|
45
|
|
2025/06
|
43
|
46
|
27
|
27
|
25
|
49
|
60
|
41
|
56
|
38
|
50
|
68
|
52
|
55
|
54
|
51
|
46
|
50
|
37
|
30
|
37
|
44
|
40
|
39
|
36
|
24
|
25
|
36
|
40
|
28
|
|
|
2025/05
|
92
|
120
|
41
|
97
|
322
|
158
|
95
|
106
|
63
|
41
|
45
|
62
|
83
|
68
|
57
|
176
|
152
|
66
|
60
|
67
|
82
|
181
|
43
|
55
|
43
|
34
|
49
|
66
|
48
|
83
|
42
|
|
2025/04
|
56
|
58
|
129
|
103
|
59
|
108
|
87
|
114
|
89
|
73
|
296
|
165
|
103
|
44
|
87
|
215
|
114
|
83
|
98
|
104
|
192
|
102
|
65
|
53
|
61
|
67
|
46
|
42
|
92
|
189
|
|
|
2025/03
|
86
|
50
|
42
|
50
|
48
|
42
|
72
|
82
|
242
|
96
|
267
|
114
|
97
|
62
|
47
|
36
|
41
|
31
|
39
|
53
|
61
|
74
|
272
|
422
|
434
|
478
|
168
|
103
|
43
|
51
|
47
|
|
2025/02
|
59
|
26
|
29
|
37
|
41
|
98
|
45
|
32
|
52
|
66
|
84
|
49
|
52
|
62
|
67
|
84
|
70
|
63
|
39
|
52
|
49
|
38
|
32
|
46
|
66
|
65
|
62
|
71
|
|||
|
1
|
2
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3
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4
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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