Air Quality
Excellent
No health implications.
16
PM2.5
21
PM10
58
O3
0.5
CO
7
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 May
49
Excellent
Sat
3 May
54
Good
Sun
4 May
62
Good
Mon
5 May
68
Good
Tue
6 May
60
Good
Wed
7 May
56
Good
Thu
8 May
27
Excellent
Air quality in the last 12 months (Erdaojiang)
|
2025/02
|
70
|
66
|
43
|
37
|
38
|
49
|
38
|
29
|
46
|
53
|
67
|
72
|
103
|
69
|
76
|
51
|
32
|
32
|
42
|
40
|
42
|
37
|
40
|
41
|
58
|
56
|
62
|
60
|
|||
|
2025/01
|
56
|
43
|
53
|
57
|
70
|
52
|
51
|
25
|
27
|
37
|
57
|
64
|
70
|
45
|
42
|
39
|
54
|
61
|
60
|
65
|
66
|
55
|
67
|
64
|
63
|
78
|
53
|
56
|
63
|
59
|
72
|
|
2024/12
|
55
|
22
|
43
|
32
|
35
|
34
|
37
|
52
|
58
|
66
|
50
|
51
|
57
|
56
|
33
|
37
|
40
|
39
|
54
|
69
|
34
|
49
|
63
|
58
|
68
|
45
|
48
|
57
|
50
|
48
|
45
|
|
2024/11
|
68
|
94
|
48
|
18
|
29
|
22
|
36
|
52
|
50
|
41
|
49
|
30
|
43
|
48
|
31
|
35
|
26
|
28
|
30
|
45
|
53
|
38
|
39
|
51
|
56
|
26
|
23
|
32
|
25
|
40
|
|
|
2024/10
|
11
|
18
|
33
|
32
|
32
|
53
|
22
|
39
|
37
|
38
|
37
|
51
|
48
|
36
|
15
|
34
|
60
|
56
|
20
|
31
|
27
|
31
|
22
|
38
|
45
|
57
|
45
|
33
|
51
|
40
|
55
|
|
2024/09
|
20
|
14
|
22
|
22
|
14
|
28
|
35
|
23
|
29
|
19
|
21
|
23
|
21
|
16
|
17
|
29
|
20
|
30
|
32
|
16
|
8
|
21
|
24
|
29
|
32
|
16
|
39
|
34
|
27
|
32
|
|
|
2024/08
|
12
|
13
|
16
|
19
|
14
|
13
|
16
|
26
|
32
|
32
|
25
|
17
|
22
|
25
|
29
|
25
|
26
|
31
|
24
|
22
|
21
|
13
|
14
|
30
|
37
|
31
|
25
|
27
|
25
|
28
|
27
|
|
2024/07
|
24
|
32
|
12
|
25
|
23
|
19
|
13
|
26
|
45
|
50
|
58
|
52
|
56
|
59
|
55
|
29
|
14
|
16
|
28
|
22
|
15
|
18
|
14
|
11
|
12
|
9
|
9
|
9
|
12
|
16
|
17
|
|
2024/06
|
15
|
14
|
31
|
27
|
27
|
24
|
24
|
20
|
17
|
28
|
31
|
18
|
22
|
15
|
14
|
23
|
32
|
34
|
45
|
29
|
29
|
23
|
17
|
17
|
13
|
25
|
30
|
34
|
23
|
25
|
|
|
2024/05
|
31
|
42
|
41
|
38
|
21
|
15
|
28
|
29
|
50
|
49
|
41
|
41
|
32
|
37
|
18
|
30
|
31
|
45
|
23
|
12
|
17
|
27
|
21
|
29
|
24
|
14
|
9
|
21
|
31
|
24
|
18
|
|
2024/04
|
41
|
46
|
52
|
68
|
44
|
58
|
57
|
87
|
59
|
97
|
35
|
41
|
34
|
42
|
47
|
147
|
106
|
56
|
69
|
91
|
49
|
36
|
35
|
21
|
39
|
50
|
47
|
23
|
22
|
27
|
|
|
2024/03
|
35
|
40
|
32
|
42
|
38
|
26
|
30
|
34
|
36
|
47
|
37
|
42
|
42
|
50
|
55
|
47
|
67
|
36
|
33
|
31
|
46
|
58
|
41
|
46
|
29
|
33
|
48
|
45
|
89
|
58
|
58
|
|
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