Tanghe County Industrial Zone Hospital, Nanyang, 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
Tanghe County Industrial Zone Hospital, Nanyang, Henan, China
AQI Trends: Highest and Lowest
Same Day Analysis (3rd August ):
On this day, AQI across the 2 years varied significantly: 2025 ranks 1st highest AQI at 62 of Moderate air quality on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 4th Aug - 5th Aug 2025
Tanghe County Industrial Zone Hospital, Nanyang, Henan, China
5 AM4th Aug 2025
7 PM
4 AM5th Aug 2025
AQI
AQI
76AQI
61AQI
In the last 24 hours,
Tanghe County Industrial Zone Hospital's AQI reached its highest point of 76 at 1 PM during the Night, while the lowest point, 61, was recorded at 2 AM during the Night between 4th Aug and 5th Aug 2025.
Day & Night AQI Trend : Jul - Aug 2025
Tanghe County Industrial Zone Hospital, Nanyang, Henan, China
32°C27/39°C
32°C28/38°C
31°C26/38°C
30°C25/35°C
30°C25/35°C
30°C25/34°C
29°C25/34°C
31°C26/38°C
32°C27/38°C
32°C27/38°C
33°C25/41°C
32°C25/38°C
32°C27/38°C
30°C25/36°C
30°C25/37°C
29°C24/33°C
28°C25/31°C
28°C25/32°C
30°C25/35°C
31°C27/38°C
31°C25/37°C
30°C26/35°C
30°C25/35°C
31°C26/38°C
31°C26/37°C
30°C25/35°C
30°C25/36°C
31°C26/37°C
33°C27/38°C
--°C/°C
--°C/°C
59AQI
59AQI
60AQI
59AQI
2025 Days Vs Air Quality
Tanghe County Industrial Zone Hospital, Nanyang, Henan, China
5%
11
50%
107
34%
73
11%
24
Total number of days with different AQI categories in last 216 days in 2025 (149 days remaining)
Under WHO’s Safe Air Quality Limits: 5%
Health Risk Level:
Extreme
In 2025, 5% of 216 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
Tanghe County Industrial Zone Hospital, Nanyang, Henan, China
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
171AQI
180AQI
174AQI
198AQI
147AQI
140AQI
130AQI
138AQI
105AQI
136AQI
123AQI
126AQI
149AQI
124AQI
100AQI
119AQI
122AQI
150AQI
154AQI
164AQI
173AQI
193AQI
169AQI
138AQI
135AQI
98AQI
101AQI
119AQI
176AQI
158AQI
171AQI
159AQI
164AQI
150AQI
133AQI
104AQI
99AQI
95AQI
76AQI
94AQI
123AQI
138AQI
117AQI
135AQI
146AQI
147AQI
124AQI
120AQI
123AQI
146AQI
145AQI
157AQI
156AQI
165AQI
153AQI
150AQI
156AQI
154AQI
161AQI
148AQI
96AQI
91AQI
94AQI
114AQI
128AQI
139AQI
141AQI
151AQI
145AQI
146AQI
148AQI
157AQI
105AQI
112AQI
88AQI
84AQI
78AQI
80AQI
73AQI
78AQI
81AQI
99AQI
94AQI
91AQI
115AQI
113AQI
98AQI
95AQI
98AQI
102AQI
104AQI
86AQI
102AQI
125AQI
102AQI
109AQI
109AQI
115AQI
122AQI
112AQI
111AQI
198AQI
134AQI
96AQI
96AQI
100AQI
113AQI
106AQI
99AQI
98AQI
89AQI
97AQI
117AQI
92AQI
100AQI
90AQI
92AQI
78AQI
82AQI
77AQI
84AQI
89AQI
73AQI
81AQI
80AQI
135AQI
136AQI
118AQI
111AQI
91AQI
87AQI
90AQI
98AQI
87AQI
102AQI
92AQI
123AQI
117AQI
131AQI
112AQI
108AQI
97AQI
110AQI
101AQI
101AQI
95AQI
103AQI
96AQI
95AQI
84AQI
70AQI
76AQI
73AQI
79AQI
81AQI
79AQI
82AQI
72AQI
69AQI
71AQI
72AQI
72AQI
73AQI
72AQI
67AQI
63AQI
65AQI
67AQI
57AQI
49AQI
55AQI
58AQI
48AQI
55AQI
60AQI
61AQI
54AQI
55AQI
53AQI
49AQI
52AQI
50AQI
43AQI
44AQI
49AQI
52AQI
54AQI
56AQI
62AQI
57AQI
59AQI
71AQI
72AQI
63AQI
62AQI
64AQI
68AQI
63AQI
63AQI
63AQI
61AQI
61AQI
59AQI
47AQI
47AQI
52AQI
54AQI
49AQI
51AQI
50AQI
55AQI
59AQI
62AQI
60AQI
62AQI
145AQI
135AQI
109AQI
105AQI
100AQI
65AQI
57AQI
61AQI
No. of days
2025101AQI
Highest AQI recorded in
January145AQI
Lowest AQI recorded in
July57AQI
202498AQI
Highest AQI recorded in
February151AQI
Lowest AQI recorded in
July55AQI
2023135AQI
Highest AQI recorded in
December136AQI
Lowest AQI recorded in
November115AQI
2021130AQI
Highest AQI recorded in
January145AQI
Lowest AQI recorded in
March76AQI
202099AQI
Highest AQI recorded in
December149AQI
Lowest AQI recorded in
August57AQI
Most & Least Polluted Years Over the Last 5 Years
Tanghe County Industrial Zone Hospital's annual 2025 AQI (101) shows an average percentage change of -10.2% (improved AQI) compared to previous years: 2020 (99), 2021 (130), 2023 (135), 2024 (98).