No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Everyone can continue their outdoor activities normally.
Today
19 May
Wed
20 May
Thu
21 May
Fri
22 May
Sat
23 May
Sun
24 May
Mon
25 May
八廓街
3710
PM2.5
28
PM10
117
O3
0.5
CO
6
SO2
8
NO2
市环保局
356
PM2.5
21
PM10
112
O3
0.1
CO
7
SO2
10
NO2
区监测站
356
PM2.5
20
PM10
109
O3
0.3
CO
6
SO2
12
NO2
西藏大学
3516
PM2.5
25
PM10
112
O3
0.4
CO
6
SO2
14
NO2
区辐射站
333
PM2.5
29
PM10
103
O3
0.3
CO
7
SO2
14
NO2
拉萨火车站
356
PM2.5
28
PM10
111
O3
0.5
CO
5
SO2
13
NO2
|
2026/04
|
31
|
32
|
29
|
25
|
27
|
37
|
36
|
37
|
41
|
55
|
45
|
42
|
43
|
36
|
37
|
41
|
30
|
33
|
31
|
31
|
34
|
36
|
32
|
30
|
30
|
37
|
31
|
30
|
33
|
30
|
|
|
2026/03
|
40
|
34
|
31
|
28
|
26
|
27
|
25
|
28
|
28
|
25
|
27
|
27
|
27
|
29
|
32
|
35
|
38
|
32
|
29
|
27
|
30
|
34
|
35
|
32
|
39
|
37
|
33
|
30
|
30
|
26
|
25
|
|
2026/02
|
26
|
29
|
21
|
18
|
15
|
16
|
19
|
17
|
20
|
27
|
25
|
14
|
12
|
20
|
15
|
27
|
27
|
33
|
20
|
17
|
15
|
16
|
13
|
12
|
16
|
14
|
34
|
46
|
|||
|
2026/01
|
27
|
27
|
20
|
18
|
27
|
41
|
43
|
29
|
38
|
49
|
39
|
19
|
27
|
40
|
30
|
24
|
30
|
35
|
33
|
26
|
26
|
22
|
26
|
25
|
19
|
24
|
22
|
35
|
15
|
21
|
21
|
|
2025/12
|
33
|
36
|
40
|
31
|
31
|
31
|
34
|
39
|
32
|
30
|
30
|
32
|
30
|
36
|
36
|
31
|
33
|
31
|
46
|
39
|
38
|
46
|
42
|
39
|
32
|
35
|
34
|
34
|
28
|
26
|
27
|
|
2025/11
|
13
|
11
|
16
|
22
|
30
|
20
|
22
|
20
|
20
|
23
|
30
|
29
|
29
|
29
|
29
|
25
|
26
|
25
|
30
|
28
|
29
|
30
|
27
|
30
|
28
|
26
|
27
|
34
|
30
|
31
|
|
|
2025/10
|
15
|
11
|
10
|
10
|
9
|
12
|
14
|
13
|
10
|
11
|
12
|
13
|
16
|
18
|
20
|
18
|
17
|
13
|
16
|
16
|
21
|
23
|
14
|
13
|
17
|
18
|
19
|
25
|
14
|
18
|
10
|
|
2025/09
|
11
|
10
|
14
|
14
|
15
|
10
|
14
|
13
|
13
|
17
|
12
|
13
|
15
|
12
|
9
|
10
|
14
|
12
|
11
|
10
|
14
|
13
|
18
|
20
|
18
|
16
|
15
|
12
|
14
|
19
|
|
|
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
|
|
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