Environmental Protection Bureau, Ankang, Shaanxi, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
September Air Quality Analysis
Environmental Protection Bureau, Ankang, Shaanxi, China
AQI Trends: Highest and Lowest
Same Day Analysis (19th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 3rd highest AQI at 47 of Good air quality, showing improvement over 2024 and 2022 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 19th Sep - 20th Sep 2025
Environmental Protection Bureau, Ankang, Shaanxi, China
6 AM19th Sep 2025
7 PM
5 AM20th Sep 2025
AQI
AQI
48AQI
17AQI
In the last 24 hours,
Environmental Protection Bureau's AQI reached its highest point of 48 at 1 AM during the Night, while the lowest point, undefined, was recorded at 5 AM during the Night between 19th Sep and 20th Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Environmental Protection Bureau, Ankang, Shaanxi, China
21°C14/31°C
20°C15/28°C
20°C14/28°C
20°C13/26°C
21°C16/28°C
22°C15/32°C
22°C14/32°C
19°C13/28°C
17°C10/23°C
16°C11/23°C
20°C12/28°C
20°C12/29°C
17°C10/26°C
17°C13/23°C
19°C14/28°C
15°C9/23°C
15°C10/21°C
16°C10/26°C
17°C10/26°C
17°C10/27°C
17°C13/23°C
17°C13/22°C
18°C13/28°C
18°C12/27°C
19°C11/30°C
20°C14/30°C
19°C13/27°C
14°C8/21°C
11°C7/16°C
--°C/°C
--°C/°C
53AQI
39AQI
53AQI
53AQI
2025 Days Vs Air Quality
Environmental Protection Bureau, Ankang, Shaanxi, China
17%
44
61%
161
18%
46
3%
9
0.7%
2
Total number of days with different AQI categories in last 262 days in 2025 (103 days remaining)
Under WHO’s Safe Air Quality Limits: 17%
Health Risk Level:
Extreme
In 2025, 17% of 262 days were within WHO’s safe air quality limits. The risk of health issues is Extreme, potentially causing respiratory problems, heart disease, skin issues, and stress, especially for children, the elderly, and those with pre-existing conditions.
Annual Air Quality Insights
Environmental Protection Bureau, Ankang, Shaanxi, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
119AQI
120AQI
141AQI
152AQI
130AQI
135AQI
106AQI
112AQI
106AQI
104AQI
90AQI
98AQI
114AQI
89AQI
93AQI
100AQI
107AQI
117AQI
122AQI
115AQI
148AQI
151AQI
189AQI
153AQI
103AQI
95AQI
88AQI
115AQI
172AQI
151AQI
144AQI
113AQI
110AQI
82AQI
90AQI
76AQI
68AQI
75AQI
62AQI
74AQI
80AQI
103AQI
88AQI
96AQI
81AQI
96AQI
77AQI
90AQI
83AQI
119AQI
141AQI
154AQI
151AQI
139AQI
151AQI
127AQI
102AQI
104AQI
101AQI
112AQI
87AQI
60AQI
56AQI
65AQI
81AQI
97AQI
86AQI
99AQI
86AQI
105AQI
100AQI
87AQI
87AQI
64AQI
63AQI
59AQI
54AQI
59AQI
64AQI
76AQI
74AQI
80AQI
83AQI
80AQI
96AQI
133AQI
100AQI
99AQI
95AQI
84AQI
93AQI
101AQI
88AQI
104AQI
102AQI
99AQI
92AQI
88AQI
102AQI
96AQI
96AQI
221AQI
132AQI
101AQI
89AQI
98AQI
106AQI
112AQI
114AQI
95AQI
88AQI
140AQI
120AQI
101AQI
95AQI
85AQI
78AQI
63AQI
63AQI
74AQI
96AQI
80AQI
87AQI
80AQI
73AQI
256AQI
103AQI
122AQI
84AQI
86AQI
74AQI
81AQI
69AQI
78AQI
78AQI
80AQI
116AQI
98AQI
100AQI
99AQI
93AQI
92AQI
73AQI
75AQI
81AQI
77AQI
75AQI
74AQI
73AQI
83AQI
66AQI
60AQI
58AQI
53AQI
53AQI
51AQI
60AQI
55AQI
56AQI
59AQI
61AQI
60AQI
65AQI
67AQI
58AQI
63AQI
63AQI
63AQI
69AQI
57AQI
62AQI
57AQI
55AQI
55AQI
59AQI
55AQI
48AQI
48AQI
49AQI
46AQI
46AQI
42AQI
40AQI
42AQI
41AQI
39AQI
39AQI
41AQI
42AQI
48AQI
51AQI
54AQI
61AQI
60AQI
56AQI
59AQI
60AQI
59AQI
54AQI
61AQI
47AQI
50AQI
57AQI
43AQI
41AQI
43AQI
46AQI
52AQI
54AQI
55AQI
56AQI
56AQI
59AQI
59AQI
62AQI
67AQI
63AQI
59AQI
55AQI
53AQI
48AQI
43AQI
44AQI
51AQI
55AQI
56AQI
55AQI
47AQI
47AQI
46AQI
54AQI
52AQI
54AQI
51AQI
46AQI
44AQI
47AQI
52AQI
54AQI
44AQI
43AQI
46AQI
43AQI
47AQI
52AQI
53AQI
53AQI
48AQI
55AQI
55AQI
51AQI
50AQI
53AQI
47AQI
44AQI
43AQI
48AQI
51AQI
46AQI
44AQI
36AQI
47AQI
122AQI
101AQI
83AQI
101AQI
90AQI
57AQI
50AQI
52AQI
49AQI
No. of days
202579AQI
Highest AQI recorded in
January122AQI
Lowest AQI recorded in
September49AQI
202475AQI
Highest AQI recorded in
February118AQI
Lowest AQI recorded in
August49AQI
202386AQI
Highest AQI recorded in
January136AQI
Lowest AQI recorded in
September38AQI
202283AQI
Highest AQI recorded in
December124AQI
Lowest AQI recorded in
August41AQI
202173AQI
Highest AQI recorded in
January119AQI
Lowest AQI recorded in
July46AQI
202068AQI
Highest AQI recorded in
December110AQI
Lowest AQI recorded in
August41AQI
Most & Least Polluted Years Over the Last 6 Years
Environmental Protection Bureau's annual 2025 AQI (79) shows an average percentage change of 3.8% (worsened AQI) compared to previous years: 2020 (68), 2021 (73), 2022 (83), 2023 (86), 2024 (75).