Air Quality
Excellent
No health implications.
6
PM2.5
10
PM10
34
O3
0.6
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Jul
62
Good
Wed
8 Jul
59
Good
Thu
9 Jul
62
Good
Fri
10 Jul
78
Good
Sat
11 Jul
81
Good
Sun
12 Jul
82
Good
Mon
13 Jul
16
Excellent
Air quality in the last 12 months (Longmen)
|
2026/05
|
26
|
33
|
28
|
25
|
21
|
22
|
34
|
24
|
20
|
33
|
53
|
56
|
42
|
17
|
17
|
18
|
23
|
30
|
27
|
20
|
13
|
20
|
27
|
27
|
27
|
32
|
36
|
38
|
30
|
25
|
35
|
|
2026/04
|
24
|
28
|
43
|
21
|
27
|
37
|
46
|
29
|
33
|
34
|
39
|
35
|
29
|
35
|
33
|
33
|
29
|
33
|
35
|
49
|
34
|
32
|
21
|
18
|
26
|
37
|
47
|
38
|
23
|
26
|
|
|
2026/03
|
18
|
22
|
12
|
14
|
21
|
25
|
28
|
42
|
37
|
20
|
30
|
31
|
42
|
45
|
43
|
40
|
41
|
33
|
40
|
38
|
26
|
38
|
49
|
40
|
48
|
46
|
45
|
39
|
33
|
31
|
30
|
|
2026/02
|
15
|
24
|
37
|
48
|
44
|
36
|
23
|
27
|
33
|
41
|
35
|
31
|
43
|
33
|
23
|
30
|
34
|
30
|
44
|
44
|
50
|
41
|
41
|
44
|
34
|
26
|
26
|
11
|
|||
|
2026/01
|
52
|
14
|
29
|
36
|
36
|
33
|
37
|
28
|
31
|
34
|
35
|
46
|
49
|
52
|
53
|
60
|
61
|
65
|
65
|
64
|
17
|
24
|
31
|
42
|
46
|
48
|
57
|
29
|
35
|
33
|
27
|
|
2025/12
|
35
|
32
|
57
|
57
|
56
|
55
|
50
|
48
|
49
|
49
|
50
|
42
|
30
|
28
|
34
|
36
|
35
|
41
|
40
|
27
|
44
|
73
|
58
|
47
|
20
|
39
|
36
|
35
|
37
|
40
|
44
|
|
2025/11
|
28
|
31
|
27
|
9
|
10
|
19
|
28
|
32
|
22
|
12
|
21
|
18
|
12
|
29
|
31
|
36
|
35
|
35
|
22
|
26
|
27
|
35
|
38
|
36
|
43
|
61
|
50
|
58
|
52
|
44
|
|
|
2025/10
|
34
|
22
|
23
|
23
|
15
|
17
|
24
|
32
|
36
|
42
|
30
|
22
|
18
|
19
|
22
|
28
|
28
|
30
|
34
|
11
|
6
|
8
|
27
|
36
|
33
|
40
|
57
|
53
|
42
|
28
|
29
|
|
2025/09
|
21
|
22
|
23
|
29
|
26
|
29
|
19
|
8
|
14
|
18
|
21
|
23
|
23
|
26
|
21
|
19
|
19
|
18
|
11
|
8
|
13
|
18
|
24
|
8
|
11
|
18
|
25
|
23
|
25
|
31
|
|
|
2025/08
|
24
|
21
|
18
|
11
|
12
|
11
|
20
|
27
|
38
|
22
|
20
|
27
|
27
|
18
|
12
|
20
|
20
|
12
|
15
|
18
|
24
|
22
|
21
|
17
|
16
|
17
|
22
|
23
|
20
|
19
|
17
|
|
2025/07
|
15
|
18
|
29
|
37
|
37
|
28
|
40
|
34
|
34
|
17
|
8
|
19
|
23
|
30
|
36
|
36
|
39
|
39
|
19
|
10
|
10
|
12
|
17
|
20
|
23
|
26
|
39
|
26
|
28
|
31
|
15
|
|
2025/06
|
30
|
29
|
15
|
25
|
24
|
36
|
35
|
30
|
30
|
25
|
19
|
18
|
17
|
13
|
19
|
17
|
12
|
18
|
20
|
13
|
16
|
21
|
23
|
20
|
21
|
16
|
15
|
16
|
18
|
14
|
|
|
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