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
23 Feb
Mon
24 Feb
Tue
25 Feb
Wed
26 Feb
Thu
27 Feb
Fri
28 Feb
Sat
1 Mar
Real-time AQI (Monitoring Station in Dazhou)
市环境监测站
2517
PM2.5
21
PM10
34
O3
0.6
CO
4
SO2
33
NO2
凤凰小区
2517
PM2.5
22
PM10
42
O3
0.5
CO
5
SO2
30
NO2
达县机关宾馆
2316
PM2.5
19
PM10
32
O3
0.5
CO
3
SO2
34
NO2
市政中心
3212
PM2.5
32
PM10
41
O3
0.6
CO
4
SO2
26
NO2
Air quality in the last 12 months (Dazhou)
|
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
|
|
2024/04
|
37
|
24
|
37
|
30
|
26
|
25
|
23
|
42
|
40
|
39
|
31
|
30
|
45
|
47
|
56
|
33
|
36
|
31
|
25
|
80
|
56
|
46
|
50
|
50
|
49
|
53
|
49
|
33
|
32
|
14
|
|
|
2024/03
|
49
|
51
|
64
|
72
|
84
|
60
|
40
|
47
|
56
|
67
|
67
|
65
|
43
|
51
|
59
|
55
|
60
|
20
|
55
|
72
|
70
|
70
|
59
|
40
|
25
|
33
|
38
|
47
|
55
|
60
|
56
|
|
2024/02
|
78
|
26
|
23
|
30
|
45
|
46
|
43
|
54
|
84
|
129
|
90
|
62
|
72
|
86
|
30
|
32
|
41
|
63
|
247
|
196
|
19
|
17
|
28
|
34
|
46
|
50
|
54
|
59
|
51
|
||
|
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