Air Quality
Excellent
No health implications.
6
PM2.5
10
PM10
32
O3
0.4
CO
3
SO2
24
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Jun
42
Excellent
Mon
29 Jun
46
Excellent
Tue
30 Jun
51
Good
Wed
1 Jul
59
Good
Thu
2 Jul
56
Good
Fri
3 Jul
57
Good
Sat
4 Jul
19
Excellent
Air quality in the last 12 months (Longhai)
|
2026/05
|
38
|
43
|
38
|
28
|
35
|
42
|
38
|
48
|
31
|
41
|
37
|
59
|
48
|
17
|
19
|
27
|
40
|
35
|
37
|
32
|
41
|
31
|
34
|
34
|
31
|
30
|
37
|
44
|
51
|
59
|
60
|
|
2026/04
|
33
|
37
|
39
|
28
|
37
|
38
|
41
|
47
|
47
|
37
|
35
|
32
|
32
|
34
|
55
|
37
|
47
|
44
|
46
|
50
|
43
|
37
|
37
|
20
|
32
|
59
|
60
|
57
|
30
|
26
|
|
|
2026/03
|
15
|
40
|
24
|
33
|
34
|
37
|
48
|
44
|
45
|
41
|
54
|
56
|
48
|
49
|
47
|
42
|
47
|
46
|
41
|
48
|
46
|
45
|
46
|
36
|
52
|
39
|
46
|
39
|
48
|
68
|
40
|
|
2026/02
|
26
|
47
|
50
|
56
|
56
|
54
|
31
|
42
|
38
|
46
|
46
|
51
|
52
|
42
|
33
|
45
|
65
|
42
|
42
|
50
|
52
|
63
|
59
|
73
|
46
|
31
|
46
|
12
|
|||
|
2026/01
|
29
|
31
|
44
|
50
|
50
|
32
|
44
|
56
|
57
|
64
|
66
|
64
|
64
|
64
|
72
|
72
|
70
|
66
|
63
|
45
|
42
|
44
|
37
|
43
|
42
|
58
|
47
|
39
|
43
|
52
|
32
|
|
2025/12
|
51
|
56
|
46
|
46
|
46
|
44
|
52
|
58
|
52
|
48
|
51
|
55
|
40
|
36
|
55
|
52
|
58
|
59
|
75
|
60
|
67
|
35
|
42
|
54
|
27
|
32
|
32
|
41
|
46
|
52
|
51
|
|
2025/11
|
29
|
50
|
43
|
16
|
18
|
28
|
40
|
41
|
50
|
26
|
29
|
11
|
14
|
33
|
48
|
52
|
48
|
40
|
24
|
40
|
48
|
55
|
56
|
55
|
42
|
71
|
61
|
76
|
82
|
62
|
|
|
2025/10
|
40
|
29
|
37
|
37
|
31
|
31
|
37
|
35
|
34
|
33
|
33
|
37
|
31
|
43
|
28
|
36
|
40
|
37
|
26
|
21
|
14
|
14
|
24
|
25
|
29
|
42
|
49
|
34
|
24
|
38
|
47
|
|
2025/09
|
38
|
31
|
31
|
35
|
34
|
26
|
13
|
11
|
14
|
24
|
25
|
34
|
31
|
33
|
31
|
32
|
26
|
21
|
20
|
11
|
23
|
21
|
19
|
14
|
22
|
25
|
29
|
31
|
40
|
50
|
|
|
2025/08
|
27
|
29
|
20
|
14
|
16
|
26
|
35
|
40
|
25
|
12
|
15
|
23
|
23
|
15
|
21
|
24
|
26
|
22
|
20
|
21
|
30
|
23
|
29
|
28
|
30
|
21
|
22
|
27
|
21
|
24
|
31
|
|
2025/07
|
30
|
27
|
32
|
35
|
14
|
24
|
36
|
38
|
39
|
13
|
10
|
23
|
38
|
30
|
30
|
36
|
41
|
30
|
24
|
20
|
13
|
17
|
18
|
25
|
27
|
25
|
27
|
20
|
22
|
23
|
17
|
|
2025/06
|
45
|
25
|
15
|
28
|
37
|
36
|
31
|
39
|
22
|
27
|
32
|
32
|
22
|
20
|
19
|
23
|
22
|
29
|
18
|
14
|
14
|
20
|
25
|
26
|
19
|
13
|
18
|
18
|
18
|
24
|
|
|
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