Air Quality
Excellent
No health implications.
19
PM2.5
50
PM10
93
O3
0.4
CO
4
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 May
54
Good
Sun
17 May
65
Good
Mon
18 May
50
Excellent
Tue
19 May
53
Good
Wed
20 May
49
Excellent
Thu
21 May
51
Good
Fri
22 May
43
Excellent
Air quality in the last 12 months (Hailin)
|
2026/04
|
77
|
162
|
176
|
55
|
50
|
47
|
35
|
41
|
68
|
47
|
29
|
42
|
37
|
45
|
41
|
55
|
43
|
37
|
49
|
66
|
56
|
41
|
39
|
44
|
34
|
31
|
30
|
40
|
43
|
39
|
|
|
2026/03
|
39
|
37
|
58
|
46
|
54
|
43
|
39
|
41
|
44
|
48
|
59
|
54
|
68
|
51
|
82
|
85
|
168
|
171
|
72
|
71
|
92
|
123
|
87
|
79
|
103
|
143
|
178
|
137
|
128
|
37
|
58
|
|
2026/02
|
51
|
68
|
66
|
82
|
49
|
39
|
38
|
38
|
64
|
95
|
67
|
61
|
90
|
106
|
57
|
93
|
127
|
39
|
63
|
80
|
104
|
69
|
77
|
54
|
53
|
54
|
41
|
47
|
|||
|
2026/01
|
42
|
43
|
59
|
54
|
52
|
70
|
55
|
40
|
70
|
63
|
49
|
72
|
68
|
54
|
68
|
54
|
52
|
65
|
62
|
41
|
40
|
38
|
46
|
42
|
40
|
56
|
57
|
61
|
46
|
38
|
50
|
|
2025/12
|
57
|
43
|
39
|
43
|
47
|
56
|
59
|
55
|
45
|
53
|
47
|
52
|
57
|
57
|
73
|
44
|
44
|
66
|
74
|
48
|
41
|
59
|
68
|
65
|
69
|
38
|
68
|
72
|
55
|
43
|
42
|
|
2025/11
|
72
|
54
|
56
|
53
|
90
|
95
|
40
|
55
|
60
|
38
|
59
|
78
|
60
|
92
|
121
|
115
|
47
|
76
|
56
|
81
|
70
|
91
|
98
|
153
|
101
|
115
|
102
|
50
|
56
|
47
|
|
|
2025/10
|
35
|
43
|
42
|
38
|
34
|
36
|
35
|
38
|
38
|
31
|
43
|
37
|
39
|
54
|
56
|
39
|
48
|
34
|
33
|
31
|
40
|
45
|
54
|
47
|
81
|
82
|
96
|
100
|
171
|
62
|
43
|
|
2025/09
|
28
|
30
|
30
|
33
|
31
|
27
|
28
|
34
|
33
|
32
|
28
|
38
|
39
|
40
|
34
|
28
|
29
|
30
|
28
|
33
|
32
|
35
|
34
|
29
|
26
|
31
|
32
|
38
|
42
|
42
|
|
|
2025/08
|
27
|
29
|
26
|
25
|
21
|
21
|
22
|
23
|
23
|
23
|
23
|
26
|
22
|
23
|
25
|
29
|
23
|
22
|
24
|
22
|
18
|
19
|
24
|
20
|
21
|
16
|
18
|
20
|
20
|
22
|
32
|
|
2025/07
|
14
|
20
|
26
|
29
|
28
|
28
|
25
|
29
|
29
|
32
|
31
|
24
|
26
|
25
|
24
|
24
|
20
|
20
|
24
|
25
|
26
|
28
|
28
|
24
|
23
|
22
|
20
|
24
|
20
|
22
|
26
|
|
2025/06
|
36
|
27
|
21
|
17
|
26
|
22
|
17
|
17
|
24
|
18
|
17
|
19
|
20
|
27
|
24
|
18
|
19
|
24
|
23
|
22
|
18
|
20
|
25
|
33
|
29
|
28
|
33
|
30
|
20
|
22
|
|
|
2025/05
|
26
|
27
|
26
|
23
|
24
|
25
|
32
|
42
|
36
|
21
|
34
|
39
|
43
|
32
|
24
|
27
|
26
|
25
|
22
|
28
|
37
|
32
|
17
|
21
|
17
|
22
|
28
|
31
|
31
|
32
|
39
|
|
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