Lankao Epb Station, Kaifeng Chengguanzhen, Henan, China Historical Air Quality Analysis
Dive into detailed Air Quality Insights with historical data, monthly patterns, and yearly trends at your fingertips!
August Air Quality Analysis
Lankao Epb Station, Kaifeng Chengguanzhen, Henan, China
AQI Trends: Highest and Lowest
Same Day Analysis (1st August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 59 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 2nd Aug - 3rd Aug 2025
Lankao Epb Station, Kaifeng Chengguanzhen, Henan, China
5 AM2nd Aug 2025
7 PM
4 AM3rd Aug 2025
AQI
AQI
63AQI
53AQI
In the last 24 hours,
Lankao Epb Station's AQI reached its highest point of 63 at 7 PM during the Night, while the lowest point, undefined, was recorded at 4 AM during the Night between 2nd Aug and 3rd Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Lankao Epb Station, Kaifeng Chengguanzhen, Henan, China
35°C29/41°C
34°C30/39°C
34°C28/41°C
32°C28/40°C
30°C25/37°C
32°C26/38°C
32°C27/37°C
33°C27/39°C
32°C27/38°C
34°C27/41°C
34°C30/41°C
35°C29/42°C
34°C29/40°C
33°C26/39°C
33°C26/40°C
33°C26/39°C
31°C26/40°C
29°C24/35°C
29°C25/35°C
30°C25/36°C
32°C26/38°C
32°C26/39°C
32°C26/39°C
32°C26/38°C
32°C27/39°C
32°C26/39°C
32°C26/39°C
31°C25/38°C
32°C26/39°C
--°C/°C
--°C/°C
64AQI
64AQI
64AQI
64AQI
2025 Days Vs Air Quality
Lankao Epb Station, Kaifeng Chengguanzhen, Henan, China
54%
115
33%
70
12%
25
0.9%
2
0.4%
1
Total number of days with different AQI categories in last 214 days in 2025 (151 days remaining)
Under WHO’s Safe Air Quality Limits: 0%
Health Risk Level:
Extreme
In 2025, 0% of 214 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
Lankao Epb Station, Kaifeng Chengguanzhen, Henan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
170AQI
151AQI
168AQI
184AQI
145AQI
106AQI
119AQI
83AQI
88AQI
109AQI
105AQI
89AQI
133AQI
131AQI
98AQI
108AQI
127AQI
145AQI
148AQI
171AQI
195AQI
176AQI
165AQI
179AQI
167AQI
115AQI
84AQI
102AQI
176AQI
162AQI
167AQI
161AQI
179AQI
155AQI
125AQI
94AQI
115AQI
68AQI
82AQI
100AQI
120AQI
146AQI
130AQI
125AQI
144AQI
138AQI
102AQI
116AQI
128AQI
112AQI
130AQI
138AQI
141AQI
106AQI
119AQI
129AQI
143AQI
155AQI
162AQI
169AQI
87AQI
94AQI
85AQI
111AQI
126AQI
125AQI
144AQI
150AQI
155AQI
158AQI
160AQI
151AQI
103AQI
135AQI
80AQI
86AQI
71AQI
95AQI
71AQI
76AQI
82AQI
104AQI
412AQI
148AQI
160AQI
118AQI
133AQI
85AQI
99AQI
101AQI
97AQI
67AQI
93AQI
122AQI
81AQI
108AQI
104AQI
130AQI
136AQI
131AQI
132AQI
209AQI
109AQI
87AQI
88AQI
115AQI
127AQI
127AQI
101AQI
109AQI
94AQI
96AQI
114AQI
80AQI
101AQI
92AQI
105AQI
75AQI
81AQI
100AQI
81AQI
103AQI
65AQI
83AQI
181AQI
134AQI
138AQI
120AQI
87AQI
78AQI
74AQI
82AQI
93AQI
91AQI
90AQI
100AQI
203AQI
97AQI
126AQI
107AQI
115AQI
108AQI
121AQI
98AQI
96AQI
90AQI
101AQI
94AQI
96AQI
88AQI
87AQI
87AQI
97AQI
80AQI
89AQI
83AQI
89AQI
95AQI
99AQI
88AQI
80AQI
83AQI
77AQI
80AQI
75AQI
68AQI
64AQI
66AQI
65AQI
64AQI
64AQI
67AQI
59AQI
62AQI
67AQI
77AQI
64AQI
66AQI
59AQI
56AQI
57AQI
52AQI
54AQI
51AQI
54AQI
51AQI
56AQI
61AQI
64AQI
58AQI
72AQI
84AQI
74AQI
70AQI
73AQI
73AQI
72AQI
69AQI
70AQI
72AQI
69AQI
70AQI
60AQI
57AQI
59AQI
60AQI
57AQI
56AQI
55AQI
54AQI
59AQI
60AQI
59AQI
138AQI
127AQI
125AQI
107AQI
104AQI
74AQI
63AQI
59AQI
No. of days
2025105AQI
Highest AQI recorded in
January138AQI
Lowest AQI recorded in
August59AQI
202497AQI
Highest AQI recorded in
January143AQI
Lowest AQI recorded in
July53AQI
2023124AQI
Highest AQI recorded in
December125AQI
Lowest AQI recorded in
November118AQI
2020100AQI
Highest AQI recorded in
November184AQI
Lowest AQI recorded in
August75AQI
Most & Least Polluted Years Over the Last 4 Years
Lankao Epb Station's annual 2025 AQI (105) shows an average percentage change of -0.4% (improved AQI) compared to previous years: 2020 (100), 2023 (124), 2024 (97).