Air Quality
Excellent
No health implications.
13
PM2.5
50
PM10
68
O3
0.5
CO
16
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Feb
64
Good
Sat
22 Feb
71
Good
Sun
23 Feb
67
Good
Mon
24 Feb
61
Good
Tue
25 Feb
57
Good
Wed
26 Feb
56
Good
Thu
27 Feb
28
Excellent
Air quality in the last 12 months (Da Qaidam)
|
2025/01
|
55
|
56
|
61
|
57
|
52
|
59
|
54
|
54
|
53
|
66
|
46
|
40
|
33
|
37
|
38
|
41
|
46
|
57
|
53
|
59
|
52
|
53
|
54
|
80
|
103
|
72
|
68
|
76
|
88
|
66
|
66
|
|
2024/12
|
48
|
59
|
54
|
51
|
49
|
51
|
43
|
45
|
44
|
52
|
51
|
54
|
52
|
40
|
39
|
53
|
59
|
54
|
51
|
47
|
50
|
54
|
52
|
49
|
42
|
41
|
43
|
47
|
50
|
61
|
61
|
|
2024/11
|
45
|
43
|
46
|
47
|
52
|
52
|
55
|
54
|
59
|
45
|
47
|
46
|
51
|
49
|
41
|
48
|
50
|
52
|
50
|
51
|
67
|
53
|
44
|
49
|
45
|
44
|
42
|
40
|
51
|
54
|
|
|
2024/10
|
41
|
42
|
40
|
45
|
40
|
43
|
41
|
44
|
41
|
43
|
42
|
53
|
54
|
41
|
43
|
42
|
43
|
75
|
73
|
57
|
57
|
47
|
45
|
48
|
40
|
42
|
40
|
36
|
42
|
41
|
38
|
|
2024/09
|
44
|
50
|
40
|
54
|
47
|
40
|
46
|
92
|
77
|
47
|
34
|
83
|
32
|
44
|
35
|
45
|
44
|
39
|
65
|
41
|
43
|
43
|
47
|
35
|
42
|
47
|
35
|
66
|
51
|
43
|
|
|
2024/08
|
43
|
38
|
35
|
39
|
46
|
36
|
29
|
28
|
19
|
25
|
31
|
38
|
37
|
30
|
44
|
39
|
39
|
31
|
48
|
51
|
49
|
71
|
54
|
42
|
57
|
42
|
48
|
42
|
34
|
65
|
41
|
|
2024/07
|
33
|
23
|
52
|
43
|
54
|
49
|
61
|
55
|
55
|
33
|
29
|
28
|
20
|
32
|
25
|
27
|
26
|
36
|
76
|
77
|
66
|
45
|
46
|
42
|
31
|
32
|
33
|
27
|
30
|
32
|
36
|
|
2024/06
|
28
|
26
|
33
|
43
|
46
|
39
|
44
|
24
|
26
|
29
|
25
|
37
|
23
|
31
|
37
|
30
|
25
|
26
|
39
|
40
|
25
|
23
|
24
|
24
|
41
|
43
|
39
|
34
|
44
|
30
|
|
|
2024/05
|
51
|
49
|
51
|
64
|
52
|
53
|
66
|
54
|
85
|
40
|
40
|
35
|
59
|
179
|
260
|
232
|
135
|
85
|
102
|
83
|
72
|
94
|
79
|
43
|
45
|
50
|
56
|
64
|
46
|
30
|
26
|
|
2024/04
|
111
|
181
|
80
|
49
|
47
|
49
|
47
|
55
|
57
|
61
|
47
|
66
|
301
|
164
|
98
|
72
|
78
|
92
|
53
|
55
|
46
|
81
|
62
|
54
|
47
|
72
|
86
|
70
|
60
|
46
|
|
|
2024/03
|
49
|
46
|
56
|
83
|
181
|
63
|
46
|
51
|
54
|
65
|
62
|
62
|
58
|
88
|
206
|
71
|
86
|
75
|
77
|
85
|
75
|
58
|
75
|
49
|
45
|
37
|
37
|
39
|
57
|
40
|
76
|
|
2024/02
|
49
|
43
|
68
|
47
|
39
|
36
|
40
|
43
|
50
|
80
|
50
|
46
|
50
|
44
|
45
|
58
|
170
|
156
|
120
|
123
|
273
|
112
|
110
|
85
|
78
|
72
|
56
|
48
|
57
|
||
|
1
|
2
|
3
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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