Tongjin Eup, Gimpo, Gyeonggi, South Korea 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
Tongjin Eup, Gimpo, Gyeonggi, South Korea
AQI Trends: Highest and Lowest
Same Day Analysis (20th September ):
On this day, AQI across the 5 years varied significantly: 2025 ranks 4th highest AQI at 39 of Good air quality, showing improvement over 2023, 2022 and 2021 on the same day.
Download 2024 Annual Data
World Air Quality Report

Day & Night AQI Trend: 21st Sep - 22nd Sep 2025
Tongjin Eup, Gimpo, Gyeonggi, South Korea
6 AM21st Sep 2025
6 PM
5 AM22nd Sep 2025
42AQI
18AQI
46AQI
21AQI
In the last 24 hours,
Tongjin Eup's AQI reached its highest point of 46 at 1 AM during the Night, while the lowest point, 18, was recorded at 6 PM during the Day between 21st Sep and 22nd Sep 2025.
Day & Night AQI Trend : Aug - Sep 2025
Tongjin Eup, Gimpo, Gyeonggi, South Korea
27°C25/30°C
27°C24/31°C
27°C25/30°C
26°C23/29°C
25°C21/29°C
25°C22/28°C
27°C25/29°C
27°C24/30°C
26°C23/30°C
25°C23/28°C
24°C20/28°C
25°C21/30°C
24°C22/28°C
25°C21/30°C
26°C24/29°C
24°C21/27°C
23°C20/27°C
23°C21/27°C
23°C18/29°C
23°C18/30°C
23°C20/28°C
22°C20/25°C
22°C19/27°C
23°C20/28°C
24°C21/27°C
21°C19/23°C
21°C18/25°C
18°C17/21°C
18°C16/22°C
19°C15/24°C
--°C/°C
49AQI
40AQI
49AQI
42AQI
2025 Days Vs Air Quality
Tongjin Eup, Gimpo, Gyeonggi, South Korea
25%
66
69%
181
6%
16
Total number of days with different AQI categories in last 265 days in 2025 (100 days remaining)
Under WHO’s Safe Air Quality Limits: 25%
Health Risk Level:
Very high
In 2025, 25% of 265 days were within WHO’s safe air quality limits. The risk of health issues is Very high, including respiratory issues, heart disease, and stress, particularly affecting vulnerable groups.
Annual Air Quality Insights
Tongjin Eup, Gimpo, Gyeonggi, South Korea
AQI levels in 2025
Jan.
Feb.
Mar.
Apr.
May
Jun.
Jul.
Aug.
Sep.
Oct.
Nov.
Dec.
79AQI
54AQI
62AQI
64AQI
77AQI
101AQI
59AQI
72AQI
44AQI
64AQI
59AQI
72AQI
97AQI
101AQI
57AQI
82AQI
68AQI
83AQI
81AQI
132AQI
131AQI
141AQI
103AQI
110AQI
69AQI
64AQI
72AQI
64AQI
65AQI
55AQI
68AQI
86AQI
83AQI
59AQI
51AQI
45AQI
56AQI
50AQI
47AQI
54AQI
61AQI
86AQI
87AQI
59AQI
93AQI
65AQI
112AQI
50AQI
63AQI
49AQI
54AQI
54AQI
60AQI
56AQI
57AQI
60AQI
66AQI
66AQI
79AQI
104AQI
78AQI
60AQI
50AQI
44AQI
77AQI
91AQI
84AQI
96AQI
115AQI
105AQI
92AQI
81AQI
75AQI
63AQI
74AQI
69AQI
81AQI
78AQI
96AQI
105AQI
112AQI
123AQI
115AQI
131AQI
97AQI
99AQI
63AQI
53AQI
49AQI
62AQI
75AQI
76AQI
74AQI
76AQI
63AQI
64AQI
73AQI
74AQI
78AQI
79AQI
86AQI
70AQI
59AQI
49AQI
57AQI
66AQI
68AQI
68AQI
43AQI
57AQI
56AQI
40AQI
41AQI
66AQI
64AQI
58AQI
51AQI
61AQI
71AQI
61AQI
62AQI
52AQI
49AQI
51AQI
54AQI
44AQI
56AQI
63AQI
57AQI
56AQI
76AQI
75AQI
79AQI
72AQI
64AQI
57AQI
52AQI
57AQI
60AQI
43AQI
42AQI
51AQI
63AQI
53AQI
52AQI
71AQI
85AQI
88AQI
80AQI
78AQI
91AQI
81AQI
92AQI
69AQI
56AQI
54AQI
58AQI
65AQI
57AQI
59AQI
50AQI
58AQI
62AQI
67AQI
70AQI
57AQI
65AQI
69AQI
70AQI
70AQI
49AQI
58AQI
62AQI
66AQI
60AQI
51AQI
50AQI
69AQI
58AQI
51AQI
47AQI
42AQI
46AQI
53AQI
52AQI
50AQI
54AQI
68AQI
62AQI
62AQI
57AQI
52AQI
51AQI
64AQI
52AQI
44AQI
50AQI
40AQI
45AQI
38AQI
45AQI
42AQI
40AQI
36AQI
50AQI
57AQI
63AQI
57AQI
67AQI
65AQI
65AQI
63AQI
59AQI
62AQI
61AQI
52AQI
53AQI
49AQI
49AQI
57AQI
54AQI
55AQI
59AQI
54AQI
43AQI
40AQI
43AQI
38AQI
41AQI
51AQI
47AQI
48AQI
50AQI
48AQI
50AQI
52AQI
48AQI
44AQI
50AQI
51AQI
46AQI
44AQI
50AQI
41AQI
50AQI
53AQI
42AQI
43AQI
40AQI
45AQI
49AQI
54AQI
51AQI
53AQI
53AQI
44AQI
47AQI
51AQI
48AQI
40AQI
41AQI
40AQI
39AQI
79AQI
65AQI
85AQI
64AQI
62AQI
62AQI
53AQI
50AQI
46AQI
No. of days
202563AQI
Highest AQI recorded in
March85AQI
Lowest AQI recorded in
September46AQI
202463AQI
Highest AQI recorded in
January81AQI
Lowest AQI recorded in
September40AQI
202370AQI
Highest AQI recorded in
March96AQI
Lowest AQI recorded in
September46AQI
202270AQI
Highest AQI recorded in
January88AQI
Lowest AQI recorded in
August35AQI
202172AQI
Highest AQI recorded in
March100AQI
Lowest AQI recorded in
September43AQI
202066AQI
Highest AQI recorded in
December88AQI
Lowest AQI recorded in
August45AQI
Most & Least Polluted Years Over the Last 6 Years
Tongjin Eup's annual 2025 AQI (63) shows an average percentage change of -6.7% (improved AQI) compared to previous years: 2020 (66), 2021 (72), 2022 (70), 2023 (70), 2024 (63).