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
18 Oct
Sun
19 Oct
Mon
20 Oct
Tue
21 Oct
Wed
22 Oct
Thu
23 Oct
Fri
24 Oct
Tianshui Air quality rank
Real-time AQI (Monitoring Station in Tianshui)
进步巷
4519
PM2.5
45
PM10
34
O3
0.6
CO
9
SO2
26
NO2
文化馆
2613
PM2.5
26
PM10
52
O3
0.5
CO
5
SO2
14
NO2
Air quality in the last 12 months (Tianshui)
|
2025/08
|
34
|
33
|
35
|
34
|
28
|
33
|
36
|
32
|
29
|
28
|
35
|
40
|
34
|
34
|
33
|
26
|
23
|
27
|
28
|
35
|
33
|
30
|
21
|
24
|
27
|
29
|
22
|
24
|
25
|
27
|
27
|
|
2025/07
|
24
|
23
|
17
|
19
|
23
|
25
|
18
|
20
|
21
|
24
|
24
|
29
|
30
|
28
|
33
|
38
|
36
|
26
|
45
|
29
|
25
|
27
|
29
|
20
|
19
|
22
|
25
|
27
|
35
|
25
|
32
|
|
2025/06
|
35
|
40
|
39
|
34
|
36
|
42
|
39
|
37
|
36
|
35
|
42
|
43
|
36
|
50
|
67
|
45
|
41
|
33
|
47
|
43
|
30
|
24
|
25
|
28
|
26
|
25
|
21
|
29
|
32
|
19
|
|
|
2025/05
|
61
|
54
|
85
|
93
|
52
|
79
|
40
|
59
|
53
|
46
|
44
|
59
|
52
|
66
|
53
|
53
|
76
|
60
|
62
|
58
|
54
|
101
|
51
|
37
|
30
|
38
|
30
|
32
|
34
|
61
|
55
|
|
2025/04
|
108
|
98
|
81
|
91
|
88
|
63
|
42
|
91
|
89
|
79
|
153
|
365
|
94
|
79
|
58
|
82
|
79
|
209
|
131
|
70
|
91
|
103
|
70
|
58
|
55
|
45
|
45
|
53
|
61
|
89
|
|
|
2025/03
|
73
|
49
|
39
|
39
|
49
|
51
|
59
|
59
|
37
|
31
|
132
|
93
|
73
|
37
|
52
|
49
|
54
|
45
|
56
|
60
|
53
|
52
|
61
|
51
|
47
|
214
|
144
|
112
|
92
|
72
|
83
|
|
2025/02
|
87
|
78
|
43
|
58
|
56
|
53
|
75
|
71
|
58
|
47
|
65
|
91
|
68
|
53
|
56
|
60
|
52
|
46
|
79
|
73
|
75
|
64
|
53
|
62
|
67
|
49
|
44
|
50
|
|||
|
2025/01
|
93
|
76
|
79
|
84
|
72
|
73
|
60
|
63
|
59
|
67
|
70
|
74
|
77
|
70
|
53
|
74
|
81
|
75
|
76
|
83
|
72
|
82
|
142
|
151
|
70
|
75
|
82
|
106
|
162
|
114
|
116
|
|
2024/12
|
77
|
76
|
71
|
65
|
63
|
68
|
58
|
57
|
52
|
61
|
72
|
60
|
49
|
61
|
71
|
83
|
80
|
69
|
59
|
64
|
68
|
61
|
59
|
66
|
68
|
69
|
59
|
63
|
81
|
71
|
66
|
|
2024/11
|
39
|
38
|
47
|
49
|
50
|
41
|
46
|
42
|
49
|
61
|
50
|
54
|
42
|
34
|
49
|
48
|
37
|
26
|
34
|
48
|
50
|
44
|
57
|
41
|
46
|
58
|
63
|
67
|
63
|
78
|
|
|
2024/10
|
30
|
31
|
35
|
28
|
41
|
44
|
41
|
45
|
44
|
39
|
45
|
33
|
33
|
43
|
31
|
40
|
30
|
45
|
38
|
26
|
32
|
37
|
54
|
50
|
54
|
39
|
39
|
47
|
50
|
46
|
34
|
|
2024/09
|
25
|
35
|
31
|
29
|
22
|
29
|
21
|
28
|
26
|
25
|
30
|
38
|
28
|
26
|
38
|
38
|
34
|
38
|
35
|
31
|
29
|
34
|
39
|
41
|
33
|
26
|
53
|
73
|
40
|
24
|
|
|
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