Air Quality
Excellent
No health implications.
3
PM2.5
10
PM10
110
O3
0.4
CO
8
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 May
58
Good
Fri
9 May
60
Good
Sat
10 May
59
Good
Sun
11 May
56
Good
Mon
12 May
57
Good
Tue
13 May
61
Good
Wed
14 May
50
Excellent
Real-time AQI (Monitoring Station in Dali Prefecture)
大理古城
353
PM2.5
10
PM10
110
O3
0.4
CO
8
SO2
6
NO2
Air quality in the last 12 months (Dali Prefecture)
|
2025/02
|
50
|
51
|
50
|
46
|
38
|
47
|
49
|
33
|
36
|
30
|
29
|
31
|
40
|
52
|
34
|
37
|
39
|
40
|
49
|
34
|
36
|
36
|
38
|
40
|
34
|
25
|
22
|
33
|
|||
|
2025/01
|
27
|
27
|
30
|
29
|
31
|
32
|
25
|
25
|
23
|
25
|
32
|
35
|
32
|
36
|
39
|
40
|
29
|
28
|
26
|
26
|
35
|
46
|
35
|
24
|
28
|
35
|
31
|
45
|
49
|
37
|
38
|
|
2024/12
|
26
|
25
|
22
|
21
|
22
|
21
|
25
|
24
|
21
|
29
|
35
|
35
|
25
|
25
|
22
|
27
|
38
|
20
|
22
|
19
|
21
|
17
|
19
|
24
|
22
|
32
|
38
|
39
|
25
|
21
|
24
|
|
2024/11
|
32
|
36
|
27
|
29
|
27
|
31
|
18
|
17
|
20
|
24
|
24
|
22
|
22
|
23
|
27
|
30
|
30
|
26
|
24
|
24
|
23
|
20
|
20
|
21
|
22
|
21
|
21
|
22
|
24
|
24
|
|
|
2024/10
|
18
|
16
|
20
|
16
|
15
|
18
|
19
|
20
|
23
|
23
|
25
|
33
|
29
|
28
|
28
|
23
|
22
|
29
|
31
|
26
|
27
|
29
|
29
|
22
|
23
|
28
|
33
|
51
|
35
|
29
|
30
|
|
2024/09
|
20
|
22
|
20
|
18
|
17
|
24
|
31
|
30
|
23
|
17
|
22
|
23
|
23
|
25
|
24
|
28
|
23
|
25
|
31
|
32
|
34
|
29
|
27
|
30
|
30
|
26
|
23
|
23
|
19
|
22
|
|
|
2024/08
|
22
|
30
|
19
|
16
|
15
|
17
|
16
|
18
|
33
|
27
|
21
|
31
|
29
|
41
|
39
|
30
|
32
|
31
|
19
|
20
|
21
|
28
|
29
|
23
|
26
|
24
|
24
|
33
|
29
|
29
|
21
|
|
2024/07
|
11
|
14
|
13
|
15
|
15
|
20
|
16
|
16
|
19
|
19
|
14
|
13
|
17
|
19
|
16
|
17
|
24
|
22
|
22
|
29
|
14
|
15
|
16
|
18
|
23
|
20
|
21
|
27
|
24
|
26
|
23
|
|
2024/06
|
40
|
37
|
33
|
35
|
31
|
28
|
23
|
24
|
20
|
24
|
33
|
36
|
15
|
18
|
18
|
23
|
28
|
26
|
29
|
36
|
37
|
36
|
29
|
16
|
16
|
24
|
15
|
15
|
15
|
13
|
|
|
2024/05
|
41
|
42
|
34
|
57
|
54
|
32
|
36
|
38
|
25
|
31
|
34
|
32
|
35
|
31
|
30
|
33
|
34
|
37
|
37
|
20
|
24
|
32
|
25
|
23
|
20
|
16
|
14
|
11
|
21
|
40
|
30
|
|
2024/04
|
33
|
33
|
49
|
44
|
39
|
54
|
41
|
45
|
40
|
45
|
50
|
59
|
50
|
47
|
51
|
58
|
62
|
61
|
51
|
49
|
37
|
52
|
54
|
47
|
37
|
49
|
58
|
57
|
53
|
51
|
|
|
2024/03
|
32
|
30
|
31
|
35
|
34
|
30
|
32
|
27
|
24
|
36
|
35
|
54
|
51
|
47
|
53
|
51
|
57
|
46
|
49
|
55
|
43
|
28
|
21
|
30
|
29
|
34
|
35
|
37
|
37
|
48
|
37
|
|
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