Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
52
PM2.5
126
*
PM10
67
O3
0.6
CO
7
SO2
13
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
25 Feb
94
Good
Thu
26 Feb
52
Good
Fri
27 Feb
53
Good
Sat
28 Feb
57
Good
Sun
1 Mar
60
Good
Mon
2 Mar
62
Good
Tue
3 Mar
23
Excellent
Air quality in the last 12 months (Heishan)
|
2026/01
|
43
|
59
|
69
|
79
|
41
|
70
|
41
|
42
|
83
|
37
|
25
|
51
|
33
|
62
|
66
|
36
|
32
|
33
|
41
|
38
|
38
|
45
|
50
|
50
|
41
|
80
|
36
|
36
|
51
|
57
|
71
|
|
2025/12
|
46
|
26
|
33
|
49
|
52
|
91
|
84
|
35
|
60
|
123
|
34
|
62
|
95
|
115
|
92
|
69
|
68
|
89
|
75
|
33
|
37
|
54
|
51
|
49
|
32
|
42
|
93
|
116
|
29
|
33
|
30
|
|
2025/11
|
68
|
31
|
58
|
48
|
103
|
50
|
84
|
195
|
32
|
32
|
45
|
89
|
35
|
77
|
138
|
59
|
42
|
47
|
70
|
34
|
57
|
81
|
130
|
146
|
31
|
54
|
35
|
61
|
65
|
30
|
|
|
2025/10
|
76
|
65
|
52
|
43
|
36
|
32
|
51
|
25
|
38
|
46
|
58
|
43
|
65
|
89
|
58
|
33
|
42
|
17
|
27
|
26
|
36
|
52
|
44
|
57
|
93
|
41
|
40
|
59
|
86
|
37
|
63
|
|
2025/09
|
42
|
50
|
52
|
47
|
42
|
30
|
33
|
29
|
40
|
28
|
51
|
38
|
43
|
36
|
27
|
30
|
17
|
30
|
46
|
45
|
42
|
54
|
43
|
30
|
36
|
49
|
67
|
38
|
50
|
54
|
|
|
2025/08
|
39
|
30
|
25
|
16
|
27
|
17
|
24
|
28
|
26
|
23
|
33
|
35
|
22
|
37
|
40
|
24
|
20
|
33
|
41
|
31
|
38
|
22
|
36
|
16
|
16
|
22
|
36
|
13
|
29
|
41
|
38
|
|
2025/07
|
31
|
33
|
15
|
32
|
38
|
19
|
35
|
43
|
31
|
35
|
40
|
37
|
17
|
21
|
24
|
24
|
21
|
19
|
27
|
16
|
25
|
33
|
20
|
21
|
31
|
36
|
38
|
31
|
22
|
14
|
37
|
|
2025/06
|
26
|
51
|
39
|
19
|
44
|
37
|
16
|
40
|
35
|
17
|
41
|
47
|
32
|
35
|
35
|
21
|
29
|
43
|
35
|
27
|
23
|
32
|
52
|
49
|
45
|
40
|
40
|
31
|
49
|
24
|
|
|
2025/05
|
37
|
36
|
42
|
31
|
31
|
38
|
49
|
63
|
39
|
41
|
67
|
75
|
63
|
63
|
68
|
51
|
30
|
32
|
57
|
61
|
61
|
69
|
32
|
50
|
34
|
50
|
58
|
58
|
47
|
58
|
51
|
|
2025/04
|
86
|
46
|
64
|
60
|
44
|
59
|
88
|
44
|
61
|
67
|
68
|
35
|
17
|
21
|
48
|
71
|
83
|
23
|
37
|
50
|
48
|
23
|
53
|
62
|
47
|
76
|
37
|
44
|
73
|
59
|
|
|
2025/03
|
120
|
46
|
40
|
66
|
88
|
51
|
76
|
83
|
144
|
111
|
95
|
96
|
52
|
50
|
44
|
38
|
61
|
37
|
60
|
77
|
58
|
68
|
172
|
66
|
109
|
134
|
51
|
28
|
28
|
33
|
63
|
|
2025/02
|
95
|
114
|
42
|
31
|
42
|
61
|
60
|
42
|
46
|
65
|
85
|
40
|
67
|
93
|
110
|
50
|
30
|
29
|
38
|
35
|
38
|
37
|
39
|
63
|
70
|
75
|
124
|
180
|
|||
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1
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2
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3
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4
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5
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6
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7
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8
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9
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10
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11
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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