Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 May
Sun
5 May
Mon
6 May
Tue
7 May
Wed
8 May
Thu
9 May
Fri
10 May
Real-time AQI (Monitoring Station in Tianshui)
进步巷
2517
PM2.5
24
PM10
52
O3
0.5
CO
8
SO2
11
NO2
文化馆
2819
PM2.5
28
PM10
64
O3
0.7
CO
7
SO2
9
NO2
Air quality in the last 12 months (Tianshui)
|
2024/02
|
112
|
48
|
52
|
65
|
70
|
72
|
70
|
84
|
124
|
187
|
73
|
80
|
73
|
64
|
46
|
45
|
43
|
194
|
331
|
165
|
67
|
58
|
49
|
94
|
82
|
73
|
73
|
88
|
75
|
||
|
2024/01
|
84
|
73
|
67
|
70
|
79
|
68
|
75
|
85
|
86
|
90
|
97
|
99
|
100
|
83
|
89
|
96
|
118
|
62
|
46
|
54
|
55
|
42
|
40
|
46
|
60
|
72
|
82
|
77
|
53
|
50
|
97
|
|
2023/12
|
64
|
74
|
80
|
94
|
163
|
342
|
140
|
93
|
78
|
102
|
78
|
62
|
44
|
49
|
63
|
59
|
55
|
69
|
66
|
70
|
77
|
92
|
97
|
77
|
73
|
80
|
80
|
100
|
131
|
93
|
79
|
|
2023/11
|
40
|
61
|
58
|
52
|
50
|
57
|
60
|
55
|
57
|
74
|
73
|
63
|
48
|
53
|
67
|
63
|
65
|
70
|
67
|
65
|
68
|
80
|
82
|
69
|
73
|
81
|
76
|
72
|
66
|
62
|
|
|
2023/10
|
42
|
26
|
26
|
24
|
27
|
26
|
30
|
40
|
32
|
34
|
42
|
28
|
31
|
32
|
37
|
44
|
39
|
35
|
36
|
42
|
43
|
43
|
46
|
50
|
61
|
52
|
45
|
43
|
44
|
46
|
42
|
|
2023/09
|
31
|
37
|
45
|
39
|
43
|
41
|
46
|
51
|
27
|
27
|
31
|
34
|
32
|
35
|
30
|
31
|
38
|
28
|
21
|
25
|
27
|
31
|
28
|
25
|
28
|
25
|
28
|
28
|
32
|
39
|
|
|
2023/08
|
31
|
28
|
27
|
26
|
27
|
35
|
34
|
24
|
26
|
31
|
26
|
30
|
35
|
35
|
34
|
35
|
99
|
43
|
44
|
42
|
41
|
42
|
33
|
38
|
33
|
25
|
31
|
33
|
32
|
34
|
33
|
|
2023/07
|
36
|
33
|
34
|
34
|
49
|
47
|
50
|
47
|
44
|
42
|
38
|
31
|
32
|
38
|
43
|
40
|
39
|
34
|
36
|
48
|
50
|
43
|
39
|
33
|
31
|
34
|
30
|
26
|
24
|
25
|
25
|
|
2023/06
|
33
|
28
|
25
|
29
|
41
|
39
|
40
|
40
|
44
|
50
|
53
|
45
|
39
|
44
|
41
|
33
|
32
|
55
|
64
|
51
|
47
|
45
|
39
|
38
|
37
|
37
|
39
|
44
|
47
|
47
|
|
|
2023/05
|
56
|
46
|
45
|
73
|
65
|
44
|
24
|
26
|
26
|
34
|
55
|
59
|
49
|
49
|
51
|
54
|
60
|
38
|
46
|
57
|
52
|
35
|
44
|
41
|
45
|
47
|
30
|
24
|
26
|
44
|
41
|
|
2023/04
|
47
|
50
|
33
|
37
|
75
|
112
|
98
|
76
|
56
|
83
|
213
|
193
|
54
|
50
|
63
|
60
|
68
|
76
|
55
|
473
|
45
|
24
|
26
|
30
|
51
|
56
|
60
|
65
|
65
|
55
|
|
|
2023/03
|
58
|
71
|
64
|
63
|
62
|
60
|
61
|
52
|
57
|
60
|
143
|
81
|
68
|
71
|
95
|
39
|
38
|
40
|
49
|
33
|
128
|
256
|
47
|
29
|
52
|
64
|
54
|
47
|
44
|
55
|
49
|
|
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
*: primary pollution