Air Quality
Excellent
No health implications.
16
PM2.5
50
PM10
114
O3
0.7
CO
26
SO2
25
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Sep
80
Good
Wed
16 Sep
60
Good
Thu
17 Sep
77
Good
Fri
18 Sep
73
Good
Sat
19 Sep
63
Good
Sun
20 Sep
42
Excellent
Mon
21 Sep
47
Excellent
Air quality in the last 12 months (Bayan Obo Mining District)
|
2026/08
|
32
|
34
|
38
|
42
|
32
|
29
|
41
|
45
|
44
|
41
|
25
|
28
|
30
|
36
|
34
|
27
|
38
|
45
|
41
|
45
|
39
|
29
|
36
|
42
|
29
|
28
|
37
|
50
|
34
|
30
|
33
|
|
2026/07
|
34
|
49
|
60
|
38
|
28
|
27
|
25
|
30
|
35
|
25
|
33
|
59
|
42
|
44
|
43
|
37
|
40
|
34
|
46
|
42
|
46
|
46
|
45
|
44
|
42
|
42
|
40
|
37
|
35
|
45
|
48
|
|
2026/06
|
47
|
37
|
27
|
24
|
24
|
23
|
22
|
28
|
22
|
26
|
30
|
39
|
35
|
33
|
43
|
45
|
34
|
43
|
32
|
28
|
34
|
44
|
25
|
26
|
37
|
64
|
46
|
46
|
40
|
41
|
|
|
2026/05
|
54
|
38
|
32
|
39
|
57
|
41
|
31
|
52
|
56
|
38
|
51
|
59
|
84
|
138
|
41
|
38
|
32
|
40
|
53
|
53
|
62
|
63
|
68
|
50
|
35
|
41
|
55
|
30
|
38
|
50
|
49
|
|
2026/04
|
35
|
68
|
149
|
91
|
47
|
30
|
40
|
63
|
61
|
45
|
57
|
78
|
82
|
69
|
59
|
53
|
78
|
79
|
239
|
67
|
57
|
55
|
75
|
63
|
55
|
116
|
63
|
34
|
38
|
52
|
|
|
2026/03
|
90
|
89
|
83
|
86
|
36
|
31
|
57
|
43
|
44
|
64
|
34
|
134
|
179
|
28
|
50
|
76
|
135
|
36
|
55
|
63
|
93
|
38
|
67
|
74
|
53
|
38
|
37
|
65
|
43
|
33
|
32
|
|
2026/02
|
23
|
32
|
66
|
63
|
24
|
20
|
31
|
43
|
64
|
65
|
54
|
71
|
73
|
49
|
36
|
40
|
149
|
104
|
66
|
154
|
335
|
33
|
42
|
47
|
79
|
40
|
65
|
90
|
|||
|
2026/01
|
66
|
70
|
117
|
51
|
30
|
55
|
68
|
80
|
130
|
36
|
46
|
80
|
73
|
147
|
89
|
31
|
63
|
32
|
23
|
31
|
45
|
70
|
63
|
76
|
99
|
108
|
78
|
74
|
56
|
42
|
27
|
|
2025/12
|
30
|
28
|
50
|
36
|
63
|
89
|
56
|
50
|
77
|
64
|
38
|
54
|
71
|
77
|
159
|
82
|
72
|
100
|
55
|
25
|
51
|
76
|
58
|
38
|
50
|
64
|
58
|
50
|
46
|
20
|
41
|
|
2025/11
|
38
|
34
|
62
|
79
|
68
|
62
|
55
|
65
|
59
|
53
|
64
|
54
|
50
|
73
|
87
|
17
|
19
|
34
|
51
|
43
|
67
|
98
|
140
|
61
|
62
|
173
|
57
|
123
|
144
|
109
|
|
|
2025/10
|
56
|
48
|
45
|
56
|
58
|
55
|
35
|
26
|
32
|
43
|
30
|
42
|
63
|
62
|
39
|
44
|
15
|
27
|
26
|
31
|
40
|
54
|
53
|
91
|
26
|
17
|
47
|
66
|
66
|
32
|
27
|
|
2025/09
|
34
|
56
|
69
|
53
|
50
|
41
|
19
|
40
|
59
|
55
|
41
|
32
|
42
|
37
|
36
|
14
|
17
|
28
|
42
|
47
|
38
|
33
|
44
|
45
|
47
|
48
|
42
|
27
|
48
|
59
|
|
|
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