No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Everyone can continue their outdoor activities normally.
Today
18 Oct
Sun
19 Oct
Mon
20 Oct
Tue
21 Oct
Wed
22 Oct
Thu
23 Oct
Fri
24 Oct
八廓街
453
PM2.5
9
PM10
143
O3
0.1
CO
6
SO2
4
NO2
市环保局
423
PM2.5
9
PM10
132
O3
0.3
CO
8
SO2
9
NO2
西藏大学
446
PM2.5
9
PM10
138
O3
0.1
CO
7
SO2
9
NO2
区辐射站
366
PM2.5
16
PM10
113
O3
0.2
CO
4
SO2
17
NO2
拉萨火车站
426
PM2.5
8
PM10
134
O3
0.1
CO
5
SO2
6
NO2
2025/08
|
12
|
13
|
10
|
11
|
12
|
14
|
16
|
10
|
13
|
11
|
11
|
16
|
20
|
16
|
15
|
14
|
13
|
10
|
10
|
12
|
10
|
9
|
11
|
11
|
11
|
12
|
10
|
9
|
12
|
18
|
15
|
2025/07
|
10
|
13
|
14
|
12
|
13
|
20
|
21
|
25
|
26
|
19
|
16
|
19
|
13
|
11
|
14
|
11
|
11
|
17
|
19
|
16
|
10
|
11
|
12
|
13
|
13
|
11
|
11
|
11
|
10
|
12
|
12
|
2025/06
|
12
|
13
|
15
|
15
|
12
|
12
|
11
|
18
|
23
|
21
|
25
|
27
|
19
|
12
|
11
|
11
|
13
|
13
|
10
|
10
|
19
|
20
|
18
|
12
|
22
|
26
|
26
|
16
|
11
|
13
|
|
2025/05
|
16
|
13
|
14
|
16
|
17
|
12
|
17
|
32
|
36
|
33
|
33
|
23
|
17
|
14
|
12
|
11
|
11
|
12
|
15
|
10
|
22
|
25
|
18
|
29
|
14
|
11
|
14
|
24
|
23
|
15
|
10
|
2025/04
|
31
|
34
|
27
|
29
|
29
|
23
|
28
|
31
|
21
|
26
|
15
|
14
|
16
|
21
|
14
|
24
|
19
|
26
|
29
|
16
|
19
|
29
|
26
|
24
|
31
|
35
|
26
|
19
|
17
|
23
|
|
2025/03
|
25
|
16
|
21
|
36
|
40
|
34
|
28
|
26
|
16
|
20
|
30
|
18
|
15
|
14
|
17
|
23
|
20
|
18
|
21
|
24
|
38
|
25
|
15
|
13
|
14
|
21
|
22
|
26
|
39
|
37
|
27
|
2025/02
|
35
|
37
|
28
|
21
|
34
|
27
|
33
|
30
|
22
|
26
|
19
|
26
|
32
|
45
|
30
|
17
|
20
|
19
|
15
|
14
|
17
|
17
|
18
|
16
|
12
|
19
|
24
|
33
|
|||
2025/01
|
30
|
34
|
39
|
34
|
22
|
35
|
23
|
21
|
25
|
29
|
26
|
26
|
23
|
20
|
26
|
29
|
22
|
26
|
22
|
24
|
32
|
29
|
31
|
46
|
27
|
16
|
17
|
20
|
28
|
37
|
54
|
2024/12
|
33
|
34
|
31
|
35
|
31
|
36
|
48
|
67
|
92
|
46
|
35
|
38
|
47
|
24
|
21
|
35
|
42
|
41
|
26
|
35
|
28
|
25
|
34
|
38
|
34
|
21
|
23
|
29
|
21
|
19
|
20
|
2024/11
|
25
|
26
|
24
|
24
|
11
|
16
|
21
|
23
|
30
|
28
|
29
|
26
|
26
|
26
|
33
|
33
|
29
|
31
|
31
|
22
|
24
|
32
|
33
|
28
|
20
|
25
|
33
|
32
|
24
|
28
|
|
2024/10
|
17
|
13
|
13
|
13
|
11
|
12
|
17
|
18
|
20
|
19
|
18
|
17
|
14
|
15
|
15
|
15
|
20
|
18
|
12
|
13
|
13
|
18
|
19
|
16
|
24
|
20
|
21
|
24
|
28
|
33
|
27
|
2024/09
|
13
|
12
|
10
|
13
|
11
|
13
|
11
|
13
|
13
|
10
|
12
|
11
|
10
|
10
|
12
|
12
|
10
|
16
|
15
|
11
|
10
|
13
|
14
|
13
|
13
|
10
|
11
|
12
|
13
|
17
|
|
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
|
*: primary pollution