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
22 May
Fri
23 May
Sat
24 May
Sun
25 May
Mon
26 May
Tue
27 May
Wed
28 May
Real-time AQI (Monitoring Station in Dazhou)
达州职业技术学院
213
PM2.5
14
PM10
67
O3
0.6
CO
6
SO2
11
NO2
市环境监测站
193
PM2.5
15
PM10
60
O3
0.4
CO
5
SO2
24
NO2
凤凰小区
177
PM2.5
17
PM10
39
O3
0.5
CO
6
SO2
16
NO2
达县机关宾馆
176
PM2.5
17
PM10
54
O3
0.4
CO
5
SO2
28
NO2
市政中心
233
PM2.5
19
PM10
72
O3
0.5
CO
2
SO2
12
NO2
Air quality in the last 12 months (Dazhou)
|
2025/04
|
43
|
57
|
62
|
59
|
66
|
65
|
63
|
65
|
66
|
53
|
40
|
333
|
254
|
146
|
97
|
82
|
86
|
71
|
57
|
39
|
37
|
56
|
67
|
56
|
57
|
60
|
53
|
51
|
52
|
42
|
|
|
2025/03
|
86
|
74
|
17
|
17
|
21
|
36
|
45
|
53
|
56
|
51
|
53
|
51
|
35
|
35
|
24
|
32
|
50
|
50
|
58
|
56
|
61
|
78
|
85
|
68
|
64
|
61
|
139
|
52
|
33
|
39
|
37
|
|
2025/02
|
52
|
34
|
38
|
39
|
41
|
34
|
42
|
42
|
51
|
62
|
86
|
74
|
52
|
45
|
47
|
59
|
63
|
56
|
65
|
38
|
42
|
31
|
30
|
48
|
63
|
85
|
75
|
72
|
|||
|
2025/01
|
163
|
169
|
174
|
90
|
61
|
87
|
104
|
72
|
76
|
72
|
83
|
85
|
103
|
129
|
102
|
75
|
94
|
124
|
128
|
123
|
145
|
212
|
247
|
74
|
14
|
52
|
70
|
79
|
147
|
112
|
128
|
|
2024/12
|
84
|
90
|
93
|
35
|
29
|
31
|
34
|
39
|
46
|
59
|
54
|
58
|
65
|
68
|
87
|
105
|
128
|
137
|
91
|
111
|
145
|
124
|
80
|
103
|
102
|
122
|
105
|
90
|
125
|
177
|
174
|
|
2024/11
|
29
|
34
|
48
|
38
|
33
|
43
|
50
|
57
|
30
|
42
|
42
|
36
|
30
|
36
|
46
|
22
|
11
|
12
|
16
|
24
|
36
|
39
|
38
|
30
|
20
|
44
|
52
|
51
|
64
|
82
|
|
|
2024/10
|
27
|
37
|
44
|
45
|
49
|
57
|
43
|
42
|
51
|
49
|
42
|
36
|
35
|
35
|
42
|
49
|
27
|
27
|
27
|
12
|
18
|
25
|
41
|
49
|
48
|
49
|
43
|
46
|
51
|
61
|
42
|
|
2024/09
|
49
|
52
|
30
|
42
|
47
|
33
|
36
|
29
|
31
|
28
|
36
|
31
|
36
|
39
|
30
|
33
|
31
|
40
|
46
|
37
|
18
|
17
|
33
|
45
|
53
|
71
|
62
|
54
|
42
|
17
|
|
|
2024/08
|
29
|
33
|
29
|
18
|
18
|
23
|
30
|
34
|
38
|
47
|
64
|
59
|
57
|
38
|
36
|
41
|
41
|
37
|
50
|
46
|
47
|
47
|
44
|
65
|
71
|
45
|
49
|
28
|
24
|
31
|
36
|
|
2024/07
|
28
|
27
|
31
|
25
|
15
|
20
|
28
|
16
|
17
|
13
|
12
|
19
|
17
|
12
|
22
|
23
|
27
|
21
|
24
|
25
|
22
|
23
|
27
|
28
|
38
|
46
|
38
|
45
|
38
|
11
|
19
|
|
2024/06
|
53
|
35
|
33
|
23
|
36
|
32
|
35
|
28
|
30
|
34
|
39
|
37
|
48
|
49
|
45
|
30
|
28
|
27
|
22
|
20
|
16
|
33
|
45
|
55
|
33
|
28
|
25
|
26
|
34
|
47
|
|
|
2024/05
|
18
|
23
|
19
|
25
|
40
|
56
|
77
|
46
|
32
|
35
|
42
|
63
|
67
|
71
|
63
|
58
|
59
|
71
|
21
|
15
|
29
|
38
|
41
|
44
|
39
|
22
|
27
|
42
|
27
|
37
|
46
|
|
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