AQI PM2.5 PM10 CO SO2 NO2 O3

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Tongjin Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in Gyeonggi

Last Updated: 2025-06-02 10:39:34 AM (Local Time)

Live AQI

101

Air Quality is

Poor

pm10 : 52 µg/m³

PM2.5 : 35 µg/m³

Good

050

Moderate

100

Poor

150

Unhealthy

200

Severe

300

Hazardous

301+

19 °C

Last Updated: 2025-06-02 10:39:34 AM (Local Time)

Map

Tongjin

Major Air Pollutants
Tongjin

Particulate Matter(PM2.5)

35µg/m³

Particulate Matter(PM10)

52µg/m³

Carbon Monoxide(CO)

490ppb

Sulfur Dioxide(SO2)

2ppb

Nitrogen Dioxide(NO2)

29ppb

Ozone(O3)

12ppb

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AQI Graph

Historical Air Quality Data
Tongjin

24 Hours

AQI

Tongjin

Want air quality data?

AQI Trends - Annual Air Quality Changes
Tongjin, Gyeonggi, South Korea

AQI

Year

AQI

Annual AQI Trends

2020

64AQI

2021

67AQI

Rise

2022

69AQI

Rise

2023

70AQI

Rise

2024

62AQI

-11%

Fall

2025

72AQI

16%

Rise

Overall Annual Percentage (%) change of AQI in (2020 to 2025)

Rise (Worsened AQI)

Most & Least Polluted Months

Most PollutedFebruary, 202399AQI

Least PollutedAugust, 202235AQI

* This data analysis is from year 2020 - 2025

Tongjin's Locations
Real-time Air Pollution Level

Location

Status

AQI

PM2.5(µg/m³)

PM10(µg/m³)

Temp.(°C)

Humi.(%)

Giheung

Poor

108

Gimnyangjang Dong

Poor

103

Gugal Dong

Poor

104

Idong Eup

Moderate

Mohyeon Eup

Moderate

South Korea's Metro Cities
Air Quality Index

Busan

106

temp.20°C

hum.83%

Daegu

103

temp.22°C

hum.62%

Daejeon

103

Gwangju

Incheon

101

temp.18°C

hum.64%

Sejong

106

temp.19°C

hum.73%

Seoul

109

temp.22°C

hum.57%

Ulsan

120

temp.20°C

hum.83%

Air Quality Calendar 2025
Tongjin

2025

AQI

January

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
29 Dec -	30 Dec -	31 Dec -	1 Jan 77	2 Jan 67	3 Jan 64	4 Jan 66
5 Jan 74	6 Jan 103	7 Jan 61	8 Jan 74	9 Jan 43	10 Jan 63	11 Jan 62
12 Jan 86	13 Jan 96	14 Jan 106	15 Jan 59	16 Jan 77	17 Jan 94	18 Jan 87
19 Jan 100	20 Jan 133	21 Jan 146	22 Jan 153	23 Jan 137	24 Jan 107	25 Jan 77
26 Jan 57	27 Jan 65	28 Jan 58	29 Jan 63	30 Jan 56	31 Jan 74	1 Feb 76

February

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
26 Jan 57	27 Jan 65	28 Jan 58	29 Jan 63	30 Jan 56	31 Jan 74	1 Feb 76
2 Feb 82	3 Feb 54	4 Feb 55	5 Feb 50	6 Feb 59	7 Feb 51	8 Feb 53
9 Feb 54	10 Feb 60	11 Feb 80	12 Feb 84	13 Feb 55	14 Feb 94	15 Feb 61
16 Feb 120	17 Feb 54	18 Feb 66	19 Feb 51	20 Feb 60	21 Feb 59	22 Feb 61
23 Feb 58	24 Feb 62	25 Feb 58	26 Feb 80	27 Feb 60	28 Feb 86	1 Mar 111

March

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
23 Feb 58	24 Feb 62	25 Feb 58	26 Feb 80	27 Feb 60	28 Feb 86	1 Mar 111
2 Mar 84	3 Mar 60	4 Mar 49	5 Mar 39	6 Mar 73	7 Mar 94	8 Mar 92
9 Mar 108	10 Mar 120	11 Mar 115	12 Mar 113	13 Mar 98	14 Mar 82	15 Mar 56
16 Mar 74	17 Mar 64	18 Mar 66	19 Mar 82	20 Mar 91	21 Mar 108	22 Mar 110
23 Mar 118	24 Mar 121	25 Mar 132	26 Mar 91	27 Mar 90	28 Mar 65	29 Mar 51
30 Mar 48	31 Mar 59	1 Apr 81	2 Apr 86	3 Apr 81	4 Apr 90	5 Apr 75

April

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
30 Mar 48	31 Mar 59	1 Apr 81	2 Apr 86	3 Apr 81	4 Apr 90	5 Apr 75
6 Apr 70	7 Apr 71	8 Apr 82	9 Apr 71	10 Apr 78	11 Apr 87	12 Apr 67
13 Apr 63	14 Apr 48	15 Apr 56	16 Apr 62	17 Apr 66	18 Apr 79	19 Apr 51
20 Apr 57	21 Apr 51	22 Apr 45	23 Apr 35	24 Apr 57	25 Apr 66	26 Apr 55
27 Apr 44	28 Apr 58	29 Apr 67	30 Apr 60	1 May 58	2 May 48	3 May 49

May

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
27 Apr 44	28 Apr 58	29 Apr 67	30 Apr 60	1 May 58	2 May 48	3 May 49
4 May 45	5 May 52	6 May 42	7 May 55	8 May 64	9 May 52	10 May 53
11 May 67	12 May 68	13 May 73	14 May 75	15 May 63	16 May 52	17 May 40
18 May 57	19 May 61	20 May 42	21 May 49	22 May 44	23 May 62	24 May 46
25 May 50	26 May 61	27 May 74	28 May 77	29 May 77	30 May 68	31 May 76

June

Sun.	Mon.	Tue.	Wed.	Thu.	Fri.	Sat.
1 Jun 82	2 Jun -	3 Jun -	4 Jun -	5 Jun -	6 Jun -	7 Jun -
8 Jun -	9 Jun -	10 Jun -	11 Jun -	12 Jun -	13 Jun -	14 Jun -
15 Jun -	16 Jun -	17 Jun -	18 Jun -	19 Jun -	20 Jun -	21 Jun -
22 Jun -	23 Jun -	24 Jun -	25 Jun -	26 Jun -	27 Jun -	28 Jun -
29 Jun -	30 Jun -	1 Jul -	2 Jul -	3 Jul -	4 Jul -	5 Jul -

Health Advice For People Living In
Tongjin

1.2Cigarettes per day

Weekly 8.4 Cigarettes

Monthly 36.0 Cigarettes

Breathing the air in this location is as harmful as smoking 1.2 cigarettes a day.

Source:

Berkeley Earth

Solutions for Current AQI

Air PurifierTurn On
Car FilterMust
N95 MaskMust
Stay IndoorMust

Must turn on the air purifier to enjoy fresh air.

Prevent Health Problems: Understand Your Risks

Tongjin

Asthma
Heart Issues
Allergies
Sinus
Cold/Flu
Chronic (COPD)

Mid. Chances of Asthma

Asthma

Risk of Asthma symptoms is Mid. when AQI is Poor (50-150)

Moderate symptoms including frequent wheezing, noticeable shortness of breath, chest tightness, and persistent cough.

Do's :

Limit outdoor activities when AQI is poor.
Clean indoor air with an air purifier to reduce exposure.
Soothe the respiratory tract with herbal teas or warm water to help alleviate symptoms.

Don'ts :

Exercise outdoors without a mask.
Stay in smoky areas with strong fumes.

Most Polluted Cities 2025
South Korea

Analyze the real-time most air polluted cities in the country.

Most Polluted Cities Live Ranking 2025

World's Most PollutedCity Rankings (2024)

World's Most PollutedCountry Rankings(2024)

RankCityAQIAQI Status

Standard Value

Ulsan, South Korea

Poor

8xabove Standard

Pyeongtaek, South Korea

Bucheon, South Korea

Osan, South Korea

Tangjin, South Korea

Kimje, South Korea

Suwon, South Korea

Dangjin, South Korea

Ichon, South Korea

10.

Kunpo, South Korea

Poor

7xabove Standard

Last Updated: 02 Jun 2025, 02:25 AM

AQI City Rankings

Air Quality Solutions For Tongjin
Explore the solutions of air quality monitoring & clean air.

Here are some applications that you can go through to find out the solutions.

Air Quality Monitor

Monitor the air quality

Air Quality Sensors

Sensors to measure the air quality

Fresh Air Machine

Clean the air you breathe

Car Cabin Filter

Purify the air in your car

N95 Mask

Shield yourself from pollution

air quality solutions for offices for Tongjin

Air Quality Solution For Offices

A complete solution for air quality monitoring, data analysis, and fresh air solutions in workplaces prioritizing employee's health and productivity.

Air Quality Solutions For Smart City

Prana Air smart city project provides air quality monitors, drones, outdoor air purifiers, and data dashboards solution to improve air quality.

air quality solutions for institutes for Tongjin

Air Quality Solutions for Schools | Institutes

Prana Air provides the air quality solutions for schools by air monitoring & fresh air machine that help the students to breather clean air.

Air Quality Solutions For Hotels

Prana Air air quality solutions are suited for hotel businesses. The occupancy of hotels is the main reasons for bad air quality.

Air Quality Solutions for Restaurants

Prana Air has the air quality solutions for restaurant, cafes, and gives you the power to know what your customers and staff breathe.

Air Quality Solutions for RMC Plants

Prana Air provides air quality monitoring solutions for RMC plants. Improve compliance, protect workers and community, and reduce emissions.

Air Quality Solutions for Fitness Center

Prana Air provides the air quality solutions of pollution monitoring and fresh air for fitness center - gym.

Air Quality Solutions for Parking Lot

A complete solution for air monitoring, data analysis, and fresh air solutions for enclosed car parking areas and car lots.

Air Quality Solutions for Retail Stores

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets.

air quality solutions for airport for Tongjin

Prana Air provides air quality solutions of pollution monitoring and fresh air for retail stores and shopping outlets

Prana Air provides the air quality solutions for airport. Gathering of many passengers is the main reasons of bad air quality in airport.

Air Quality Solutions For Construction Sites

Prana Air offers air quality monitoring solutions for construction sites with data cloud storage, web-dashboard, mobile apps, TV display.

Air Quality Solutions For Hospitals

Prana Air provides air quality monitoring and fresh air solutions for hospitals to ensure clean and healthy indoor air.

air quality solutions for bathroom for Tongjin

Air Quality Solutions For Washroom | Bathroom

Improve washroom and bathroom air quality with Prana Air air quality monitoring devices and fresh air machine. Breathe easy and stay healthy.

Air Quality Solutions for Banks

Prana Air provides air quality solutions of pollution monitoring and fresh air for banks and financial institutions.

Air Quality Solutions for Cinema

Air quality solutions for cinema halls or theatres will help the customers to get the good experience, comfort and breathe clean air.

Air Quality Solutions For Real Estates

Prana Air provides the air quality solutions of pollution monitoring and fresh air for real estates - residential and commercial.

Tongjin's AQI Data Analytics Solutions
Air quality data monitoring platforms

Mobile App

Smart TV App

Web Dashboard

API

Widgets

Mobile App

Empower Your Decisions with Reliable Data

Your area’s real-time data with detailed parameters.

Personalized health advice as per current AQI.

Analytical data to identify trends and conditions.

Connect and control your air quality devices.

Air Quality FAQs
at Tongjin

Frequently Asked Questions About Air Quality

What is the current AQI level in Tongjin?

The current real-time AQI level in Tongjin is 101 (Poor) due to recent rainfall by 0.12mm/hr. This was last updated 2025-06-02 10:39:34 AM (Local Time).

When was the best AQI level in Tongjin in the last 24 hours?

The best AQI level was 74 (Moderate) at 4:09 PM, Jun 1, 2025 (Local Time) during the last 24 hours.

When was the worst AQI level in Tongjin in the last 24 hours?

The worst AQI level was 106 (Poor) at 11:39 AM, Jun 1, 2025 (Local Time) during the last 24 hours.

What is the current trend of AQI levels in Tongjin during last 24 hours?

The AQI levels in Tongjin have been fluctuating throughout the last 24 hours. The levels have increased by highest 106 at 11:39 AM, Jun 1, 2025 (Local Time), lowest 74 at 4:09 PM, Jun 1, 2025 (Local Time).

What actions are recommended as per the current AQI level in Tongjin?

Current AQI levels are unhealthy for Sensitive individuals, they should reduce prolonged or heavy outdoor exertion.