Air Quality
Excellent
No health implications.
4
PM2.5
7
PM10
36
O3
0.6
CO
4
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Jul
47
Excellent
Mon
27 Jul
52
Good
Tue
28 Jul
48
Excellent
Wed
29 Jul
52
Good
Thu
30 Jul
48
Excellent
Fri
31 Jul
51
Good
Sat
1 Aug
46
Excellent
Air quality in the last 12 months (Longnan)
|
2026/06
|
53
|
57
|
42
|
37
|
35
|
36
|
38
|
26
|
23
|
29
|
28
|
42
|
28
|
24
|
24
|
22
|
17
|
19
|
18
|
22
|
29
|
31
|
38
|
39
|
26
|
23
|
27
|
30
|
23
|
18
|
|
|
2026/05
|
36
|
40
|
37
|
25
|
35
|
37
|
35
|
45
|
29
|
41
|
40
|
55
|
50
|
20
|
21
|
22
|
33
|
34
|
37
|
33
|
25
|
28
|
28
|
33
|
28
|
33
|
38
|
37
|
44
|
50
|
56
|
|
2026/04
|
30
|
34
|
32
|
27
|
38
|
40
|
41
|
42
|
43
|
40
|
41
|
36
|
34
|
42
|
49
|
43
|
44
|
41
|
44
|
48
|
42
|
32
|
29
|
21
|
30
|
56
|
60
|
55
|
29
|
25
|
|
|
2026/03
|
17
|
31
|
22
|
31
|
34
|
38
|
47
|
48
|
37
|
37
|
51
|
55
|
48
|
52
|
51
|
52
|
52
|
45
|
40
|
44
|
42
|
48
|
50
|
39
|
45
|
37
|
46
|
37
|
45
|
60
|
33
|
|
2026/02
|
24
|
42
|
51
|
60
|
58
|
59
|
30
|
39
|
41
|
51
|
44
|
49
|
53
|
43
|
35
|
42
|
57
|
46
|
42
|
42
|
50
|
59
|
54
|
59
|
36
|
32
|
28
|
14
|
|||
|
2026/01
|
35
|
17
|
36
|
51
|
42
|
35
|
42
|
51
|
56
|
56
|
60
|
65
|
62
|
66
|
74
|
78
|
71
|
84
|
79
|
38
|
32
|
41
|
40
|
50
|
54
|
65
|
49
|
39
|
49
|
55
|
28
|
|
2025/12
|
53
|
60
|
57
|
54
|
58
|
56
|
57
|
57
|
62
|
61
|
60
|
61
|
33
|
35
|
55
|
54
|
55
|
65
|
65
|
52
|
75
|
50
|
50
|
50
|
23
|
36
|
42
|
49
|
50
|
51
|
58
|
|
2025/11
|
33
|
47
|
37
|
14
|
17
|
30
|
44
|
46
|
43
|
20
|
35
|
18
|
19
|
33
|
46
|
53
|
53
|
41
|
24
|
39
|
42
|
55
|
55
|
56
|
47
|
71
|
63
|
74
|
79
|
62
|
|
|
2025/10
|
46
|
29
|
37
|
39
|
30
|
24
|
36
|
38
|
40
|
38
|
38
|
42
|
31
|
32
|
31
|
34
|
41
|
40
|
26
|
17
|
14
|
15
|
26
|
31
|
36
|
49
|
53
|
50
|
31
|
45
|
40
|
|
2025/09
|
35
|
27
|
29
|
35
|
34
|
32
|
19
|
13
|
14
|
20
|
20
|
31
|
30
|
36
|
34
|
29
|
30
|
21
|
21
|
12
|
21
|
21
|
21
|
14
|
20
|
24
|
33
|
36
|
39
|
49
|
|
|
2025/08
|
26
|
27
|
20
|
17
|
15
|
21
|
30
|
32
|
28
|
25
|
20
|
29
|
27
|
11
|
19
|
25
|
31
|
22
|
20
|
19
|
25
|
20
|
27
|
23
|
25
|
17
|
23
|
26
|
26
|
28
|
35
|
|
2025/07
|
27
|
25
|
34
|
38
|
20
|
25
|
33
|
38
|
35
|
15
|
12
|
21
|
34
|
26
|
28
|
35
|
39
|
29
|
18
|
16
|
12
|
13
|
19
|
21
|
23
|
24
|
22
|
20
|
22
|
19
|
19
|
|
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