Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
29 Mar
Sun
30 Mar
Mon
31 Mar
Tue
1 Apr
Wed
2 Apr
Thu
3 Apr
Fri
4 Apr
Real-time AQI (Monitoring Station in Tianshui)
进步巷
7830
PM2.5
105 *
PM10
86
O3
0.3
CO
5
SO2
8
NO2
文化馆
8133
PM2.5
112 *
PM10
89
O3
0.2
CO
5
SO2
11
NO2
Air quality in the last 12 months (Tianshui)
|
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
|
|
|
2024/08
|
33
|
36
|
21
|
17
|
21
|
26
|
20
|
24
|
58
|
56
|
42
|
37
|
36
|
35
|
19
|
31
|
30
|
29
|
29
|
30
|
31
|
34
|
38
|
40
|
36
|
29
|
26
|
33
|
36
|
32
|
37
|
|
2024/07
|
28
|
30
|
23
|
20
|
41
|
43
|
22
|
19
|
27
|
31
|
30
|
29
|
28
|
26
|
16
|
17
|
15
|
19
|
23
|
20
|
18
|
22
|
23
|
86
|
76
|
53
|
49
|
41
|
31
|
31
|
29
|
|
2024/06
|
50
|
31
|
28
|
27
|
31
|
32
|
27
|
32
|
27
|
34
|
35
|
41
|
42
|
46
|
46
|
24
|
22
|
23
|
27
|
26
|
23
|
36
|
34
|
40
|
37
|
30
|
18
|
25
|
40
|
40
|
|
|
2024/05
|
30
|
31
|
26
|
30
|
44
|
52
|
54
|
44
|
35
|
48
|
63
|
57
|
53
|
53
|
49
|
51
|
51
|
46
|
37
|
38
|
32
|
38
|
41
|
45
|
37
|
33
|
44
|
49
|
37
|
47
|
66
|
|
2024/04
|
40
|
91
|
66
|
62
|
63
|
52
|
45
|
37
|
42
|
30
|
39
|
39
|
42
|
54
|
92
|
78
|
50
|
44
|
75
|
96
|
62
|
57
|
65
|
60
|
40
|
43
|
31
|
49
|
45
|
29
|
|
|
2024/03
|
45
|
51
|
47
|
53
|
71
|
64
|
114
|
84
|
54
|
57
|
65
|
56
|
49
|
43
|
47
|
145
|
81
|
79
|
71
|
61
|
53
|
58
|
98
|
45
|
39
|
48
|
56
|
51
|
45
|
64
|
47
|
|
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