Air Quality
Excellent
No health implications.
13
PM2.5
45
PM10
124
O3
0.6
CO
9
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Apr
119
Light
Fri
17 Apr
101
Light
Sat
18 Apr
86
Good
Sun
19 Apr
96
Good
Mon
20 Apr
99
Good
Tue
21 Apr
90
Good
Wed
22 Apr
39
Excellent
Air quality in the last 12 months (Erdaojiang)
|
2026/03
|
43
|
53
|
64
|
53
|
40
|
34
|
40
|
41
|
67
|
53
|
56
|
58
|
46
|
92
|
288
|
108
|
73
|
44
|
40
|
43
|
55
|
62
|
94
|
61
|
72
|
70
|
51
|
73
|
52
|
39
|
39
|
|
2026/02
|
69
|
74
|
65
|
84
|
109
|
56
|
44
|
54
|
62
|
68
|
91
|
71
|
110
|
112
|
48
|
79
|
237
|
37
|
50
|
58
|
74
|
93
|
42
|
44
|
55
|
58
|
46
|
53
|
|||
|
2026/01
|
52
|
46
|
66
|
69
|
57
|
52
|
48
|
50
|
51
|
43
|
35
|
44
|
23
|
56
|
56
|
41
|
50
|
45
|
36
|
57
|
58
|
62
|
62
|
47
|
60
|
58
|
58
|
58
|
61
|
59
|
60
|
|
2025/12
|
43
|
28
|
27
|
46
|
44
|
42
|
59
|
29
|
45
|
75
|
35
|
81
|
59
|
42
|
77
|
49
|
50
|
49
|
21
|
30
|
33
|
48
|
33
|
32
|
31
|
45
|
70
|
74
|
33
|
40
|
46
|
|
2025/11
|
45
|
21
|
32
|
51
|
56
|
46
|
65
|
56
|
25
|
23
|
46
|
50
|
36
|
51
|
56
|
39
|
35
|
36
|
47
|
47
|
39
|
48
|
66
|
110
|
262
|
158
|
36
|
46
|
46
|
50
|
|
|
2025/10
|
40
|
43
|
45
|
36
|
34
|
21
|
21
|
28
|
28
|
27
|
17
|
37
|
41
|
53
|
48
|
53
|
35
|
17
|
21
|
29
|
38
|
48
|
58
|
56
|
55
|
46
|
44
|
49
|
65
|
28
|
41
|
|
2025/09
|
14
|
38
|
28
|
29
|
28
|
17
|
23
|
30
|
25
|
33
|
36
|
43
|
46
|
31
|
25
|
32
|
26
|
33
|
27
|
25
|
43
|
41
|
35
|
15
|
21
|
47
|
41
|
27
|
41
|
37
|
|
|
2025/08
|
23
|
19
|
21
|
18
|
24
|
12
|
17
|
28
|
21
|
17
|
33
|
25
|
30
|
17
|
29
|
12
|
15
|
21
|
17
|
12
|
19
|
15
|
18
|
19
|
14
|
14
|
31
|
15
|
16
|
25
|
10
|
|
2025/07
|
14
|
12
|
13
|
10
|
18
|
14
|
31
|
28
|
33
|
29
|
34
|
25
|
20
|
16
|
17
|
12
|
13
|
12
|
21
|
13
|
9
|
16
|
14
|
17
|
18
|
18
|
23
|
18
|
18
|
15
|
23
|
|
2025/06
|
43
|
39
|
21
|
14
|
34
|
24
|
21
|
23
|
32
|
14
|
14
|
25
|
30
|
38
|
34
|
18
|
16
|
27
|
31
|
18
|
20
|
21
|
28
|
36
|
34
|
30
|
35
|
22
|
25
|
15
|
|
|
2025/05
|
14
|
20
|
20
|
21
|
30
|
22
|
32
|
45
|
51
|
21
|
29
|
42
|
46
|
37
|
14
|
24
|
17
|
22
|
24
|
39
|
41
|
58
|
35
|
29
|
28
|
31
|
34
|
29
|
42
|
40
|
42
|
|
2025/04
|
53
|
45
|
43
|
47
|
18
|
27
|
35
|
46
|
55
|
51
|
58
|
34
|
13
|
20
|
28
|
37
|
53
|
34
|
19
|
33
|
36
|
16
|
34
|
53
|
54
|
59
|
51
|
51
|
57
|
48
|
|
|
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