Air Pollution in South Korea

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Current Air Quality

73

Moderate

on Friday, Oct 23rd 2026, 11:00 am

Past 24 hours Air Quality

Cities with the worst air quality

#	AQI	City
1	119	Hongseong
2	82	Pohang
3	80	Taesal-li
4	80	Boryeong
5	76	Chinch'ŏn
6	76	Yesan
7	74	Cheonan
8	72	Seosan
9	68	Pubal
10	65	Asan
11	65	Iksan
12	63	Yanggu
13	63	Jeongeup
14	63	Sejong
15	63	Gumi
16	61	Gyeongsan-si
17	59	Yeonil
18	59	Hayang
19	59	Yŏnmu
20	59	Naju
21	59	Yeoju
22	59	Kimje
23	59	Uijeongbu-si
24	59	Cheongju-si
25	59	Puan
26	57	Nangen
27	57	Daegu
28	57	Daejeon
29	57	Namyangju
30	57	Goyang-si
31	55	Seongnam-si
32	55	Sangju
33	55	Gimcheon
34	55	Waegwan
35	55	Sokcho
36	55	Munsan
37	55	Koesan
38	53	Bucheon-si
39	53	Koch'ang
40	53	Kwangmyŏng
41	53	Gapyeong
42	53	Hwawŏn
43	53	Seonghwan
44	53	Icheon-si
45	53	Yangp'yŏng
46	53	Naesŏ
47	50	Nonsan
48	50	Seoul
49	50	Okcheon
50	50	Kimhae

Cities with the best air quality

#	AQI	City
1	4	Gongju
2	12	Santyoku
3	16	Hwacheon
4	25	Chuncheon
5	25	Osan
6	25	Hwaseong-si
7	25	Kinzan
8	25	T’aebaek
9	26	Yangsan
10	26	Yeongdong
11	26	Hwado
12	26	Yeosu
13	27	Gunsan
14	28	Sinan
15	28	Jinan-gun
16	28	Beolgyo
17	29	Kosong
18	30	Buyeo
19	30	Suwon
20	30	Sinhyeon
21	30	Cheongsong gun
22	30	Changnyeong
23	30	Neietsu
24	30	Ansan-si
25	32	Gijang
26	32	Goseong
27	33	Kyosai
28	34	Gwangju
29	34	Yeongam
30	34	Gwangju
31	34	Gaigeturi
32	34	Changsu
33	34	Haenam
34	34	Muan
35	34	Jeju City
36	34	Kwangyang
37	34	Chinju
38	38	Ungsang
39	38	Jeonju
40	38	Gyeongju
41	38	Guri-si
42	38	Mungyeong
43	42	Wŏnju
44	42	Kurye
45	42	Yangju
46	42	Eisen
47	42	Seogwipo
48	42	Hanam
49	42	Busan
50	42	Hwasun

Sorry! 😟 We can not provide Air Quality data for this country.

Do you want to know more? Click for more info.

There are no known air quality monitoring over there 😢. Maybe you would like to help with monitoring the air quality 🤔 🤔?

All you need is one of our affordable GAIA air quality monitoring stations. They use high-tech laser particle sensors to measure in real-time PM2.5 pollution, which is one of the most harmful air pollutants

The are very easy to set up: They only requires a WIFI access point. Once connected, your air pollution levels are available in real time on our maps.

Your name - eg "John Doe" Your email address - eg "john.doe@mail.com"

Write few words about your request - eg: "", "I would like to help by hosting an air quality monitoring station", "I would like to know the average daily air quality for the past year", ..

AQI	Air Pollution Level	Health Implications	Cautionary Statement (for PM2.5)
0 - 50	Good	Air quality is considered satisfactory, and air pollution poses little or no risk	None
51 -100	Moderate	Air quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.	Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
101-150	Unhealthy for Sensitive Groups	Members of sensitive groups may experience health effects. The general public is not likely to be affected.	Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
151-200	Unhealthy	Everyone may begin to experience health effects; members of sensitive groups may experience more serious health effects	Active children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion
201-300	Very Unhealthy	Health warnings of emergency conditions. The entire population is more likely to be affected.	Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion.
300+	Hazardous	Health alert: everyone may experience more serious health effects	Everyone should avoid all outdoor exertion

Air Pollution in South Korea

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