Air Quality
Excellent
No health implications.
14
PM2.5
32
PM10
63
O3
0.6
CO
6
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Jan
50
Excellent
Fri
30 Jan
48
Excellent
Sat
31 Jan
55
Good
Sun
1 Feb
47
Excellent
Mon
2 Feb
54
Good
Tue
3 Feb
47
Excellent
Wed
4 Feb
15
Excellent
Cona Air quality rank
1
Miaoli, Taiwan
2
Hualien, Taiwan
3
Sonid Left Banner, Inner Mongolia
4
Jiagedaqi, Heilongjiang
5
Panshan, Liaoning
6
Xilinhot, Inner Mongolia
7
Abag Banner, Inner Mongolia
8
East Ujumqin Banner, Inner Mongolia
9
Horqin Right Front Banner, Inner Mongolia
265
Cona, Tibet
Air quality in the last 12 months (Cona)
|
2025/12
|
26
|
24
|
27
|
30
|
22
|
24
|
21
|
26
|
28
|
26
|
20
|
22
|
27
|
29
|
24
|
23
|
23
|
23
|
28
|
25
|
27
|
30
|
26
|
31
|
27
|
27
|
25
|
29
|
29
|
25
|
31
|
|
2025/11
|
9
|
7
|
9
|
12
|
17
|
10
|
9
|
13
|
12
|
15
|
26
|
19
|
17
|
22
|
26
|
24
|
23
|
21
|
24
|
23
|
24
|
25
|
24
|
23
|
22
|
24
|
20
|
28
|
22
|
27
|
|
|
2025/10
|
9
|
9
|
7
|
7
|
6
|
8
|
9
|
9
|
9
|
10
|
8
|
10
|
10
|
11
|
14
|
10
|
11
|
11
|
8
|
13
|
17
|
13
|
11
|
11
|
12
|
12
|
13
|
14
|
15
|
10
|
13
|
|
2025/09
|
11
|
15
|
16
|
8
|
10
|
8
|
8
|
8
|
8
|
8
|
8
|
9
|
12
|
9
|
8
|
13
|
10
|
7
|
9
|
9
|
8
|
7
|
10
|
11
|
12
|
13
|
9
|
8
|
9
|
7
|
|
|
2025/08
|
18
|
11
|
13
|
10
|
12
|
10
|
9
|
8
|
9
|
6
|
8
|
10
|
10
|
8
|
11
|
16
|
10
|
14
|
11
|
11
|
8
|
9
|
9
|
9
|
8
|
8
|
8
|
8
|
7
|
9
|
10
|
|
2025/07
|
13
|
10
|
9
|
7
|
9
|
14
|
13
|
16
|
12
|
14
|
10
|
10
|
11
|
9
|
11
|
11
|
10
|
10
|
9
|
9
|
8
|
9
|
10
|
10
|
10
|
8
|
11
|
10
|
10
|
10
|
16
|
|
2025/06
|
8
|
8
|
14
|
11
|
12
|
9
|
12
|
16
|
18
|
20
|
24
|
24
|
14
|
10
|
11
|
9
|
8
|
9
|
9
|
9
|
13
|
13
|
15
|
9
|
11
|
11
|
11
|
9
|
9
|
9
|
|
|
2025/05
|
17
|
12
|
14
|
13
|
14
|
12
|
20
|
22
|
32
|
25
|
24
|
19
|
14
|
16
|
12
|
12
|
10
|
12
|
12
|
12
|
17
|
16
|
12
|
19
|
11
|
10
|
11
|
11
|
14
|
12
|
9
|
|
2025/04
|
44
|
31
|
40
|
34
|
32
|
25
|
34
|
33
|
30
|
20
|
15
|
26
|
14
|
26
|
30
|
23
|
20
|
15
|
17
|
20
|
14
|
26
|
26
|
32
|
35
|
42
|
29
|
18
|
13
|
17
|
|
|
2025/03
|
27
|
13
|
31
|
29
|
37
|
23
|
28
|
30
|
16
|
19
|
30
|
27
|
19
|
19
|
20
|
31
|
39
|
38
|
45
|
45
|
44
|
21
|
13
|
13
|
19
|
19
|
25
|
37
|
54
|
47
|
61
|
|
2025/02
|
92
|
125
|
32
|
24
|
42
|
34
|
85
|
35
|
38
|
36
|
26
|
14
|
24
|
35
|
27
|
19
|
20
|
13
|
17
|
15
|
14
|
16
|
14
|
10
|
14
|
13
|
13
|
15
|
|||
|
2025/01
|
20
|
27
|
24
|
28
|
18
|
26
|
16
|
17
|
26
|
31
|
20
|
19
|
19
|
22
|
23
|
22
|
14
|
17
|
18
|
20
|
60
|
36
|
26
|
24
|
35
|
29
|
16
|
15
|
45
|
101
|
70
|
|
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