Air Quality
Excellent
No health implications.
7
PM2.5
13
PM10
33
O3
0.3
CO
3
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Jul
37
Excellent
Tue
14 Jul
39
Excellent
Wed
15 Jul
46
Excellent
Thu
16 Jul
48
Excellent
Fri
17 Jul
52
Good
Sat
18 Jul
58
Good
Sun
19 Jul
48
Excellent
Air quality in the last 12 months (Longhai)
|
2026/06
|
60
|
63
|
42
|
36
|
35
|
45
|
38
|
25
|
26
|
33
|
33
|
43
|
30
|
18
|
18
|
24
|
15
|
17
|
18
|
25
|
33
|
38
|
44
|
48
|
30
|
22
|
28
|
32
|
22
|
15
|
|
|
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
|
|
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