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
22 Sep
Wed
23 Sep
Thu
24 Sep
Fri
25 Sep
Sat
26 Sep
Sun
27 Sep
Mon
28 Sep
Real-time AQI (Monitoring Station in Zhangye)
监测站
7533
PM2.5
85 *
PM10
18
O3
0.4
CO
6
SO2
40
NO2
科委
6325
PM2.5
67 *
PM10
28
O3
0.4
CO
4
SO2
36
NO2
Air quality in the last 12 months (Zhangye)
|
2026/08
|
83
|
42
|
39
|
42
|
47
|
51
|
55
|
62
|
70
|
59
|
35
|
45
|
43
|
52
|
126
|
50
|
37
|
36
|
37
|
38
|
36
|
40
|
44
|
45
|
50
|
42
|
33
|
40
|
40
|
42
|
43
|
|
2026/07
|
52
|
45
|
53
|
54
|
63
|
45
|
43
|
46
|
49
|
33
|
39
|
40
|
40
|
37
|
40
|
42
|
93
|
38
|
50
|
62
|
41
|
46
|
48
|
58
|
63
|
66
|
63
|
67
|
39
|
30
|
75
|
|
2026/06
|
41
|
52
|
166
|
55
|
102
|
230
|
63
|
51
|
57
|
45
|
46
|
49
|
48
|
49
|
54
|
261
|
95
|
37
|
36
|
36
|
45
|
48
|
46
|
152
|
38
|
40
|
46
|
42
|
47
|
45
|
|
|
2026/05
|
44
|
50
|
44
|
41
|
46
|
77
|
57
|
55
|
100
|
96
|
68
|
66
|
229
|
74
|
58
|
88
|
87
|
62
|
59
|
97
|
95
|
85
|
80
|
62
|
62
|
40
|
43
|
55
|
52
|
51
|
50
|
|
2026/04
|
71
|
196
|
122
|
74
|
52
|
56
|
77
|
86
|
76
|
68
|
75
|
69
|
40
|
44
|
62
|
43
|
40
|
127
|
55
|
70
|
114
|
101
|
117
|
66
|
56
|
60
|
57
|
47
|
54
|
58
|
|
|
2026/03
|
120
|
108
|
112
|
160
|
86
|
74
|
91
|
64
|
62
|
64
|
205
|
433
|
197
|
108
|
98
|
116
|
58
|
253
|
197
|
206
|
123
|
169
|
111
|
87
|
99
|
96
|
41
|
41
|
56
|
88
|
69
|
|
2026/02
|
100
|
84
|
89
|
68
|
134
|
270
|
122
|
91
|
164
|
117
|
103
|
85
|
86
|
70
|
90
|
88
|
121
|
61
|
43
|
89
|
419
|
168
|
91
|
100
|
116
|
88
|
154
|
104
|
|||
|
2026/01
|
64
|
74
|
63
|
50
|
67
|
54
|
66
|
48
|
72
|
60
|
46
|
46
|
171
|
299
|
90
|
90
|
67
|
43
|
50
|
62
|
67
|
69
|
62
|
335
|
422
|
162
|
119
|
116
|
187
|
247
|
134
|
|
2025/12
|
58
|
60
|
52
|
58
|
60
|
62
|
62
|
64
|
91
|
196
|
101
|
75
|
47
|
49
|
73
|
57
|
62
|
65
|
63
|
37
|
41
|
78
|
71
|
51
|
61
|
53
|
41
|
66
|
60
|
69
|
68
|
|
2025/11
|
78
|
71
|
71
|
68
|
81
|
221
|
111
|
224
|
88
|
84
|
86
|
81
|
83
|
86
|
86
|
42
|
41
|
65
|
85
|
83
|
81
|
78
|
178
|
58
|
56
|
218
|
61
|
77
|
81
|
114
|
|
|
2025/10
|
62
|
52
|
86
|
55
|
41
|
50
|
37
|
38
|
32
|
34
|
31
|
29
|
40
|
59
|
61
|
52
|
52
|
81
|
103
|
70
|
78
|
95
|
84
|
81
|
74
|
67
|
73
|
66
|
89
|
75
|
72
|
|
2025/09
|
85
|
135
|
115
|
93
|
60
|
65
|
65
|
59
|
62
|
70
|
69
|
60
|
171
|
78
|
316
|
56
|
63
|
45
|
56
|
56
|
79
|
401
|
60
|
54
|
59
|
60
|
66
|
64
|
50
|
61
|
|
|
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