13 countries in East Asia are participating in EANET at present. The United Nations Environment Programme (UNEP) Asia and the Pacific Office is the Secretariat, and the Asia Center for Air Pollution Research (ACAP), located in Japan, is the Network Center for EANET.

How we fight acid deposition

and air pollution

The EANET is the only network in East Asia to monitor both acid deposition and air pollution, producing high-quality open data, providing knowledge-sharing, capacity-building, and public awareness to government officials, researchers, and the general public, promoting regional cooperation. Find out more.

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Cambodia

Phnom Penh
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China

Chongqing- Haifu
Lijiang
Wuzhishan
Chongqing-Jinyunshan
Xiamen- Hongwen
Xiamen- Xiaoping
Xi’an- Jiwozi
Xi’an- Shizhan
Zhuhai- Haibin Park
Zhuhai- Xiang Zhou
×

Indonesia

Bandung
Jakarta
Kototabang
Serpong
Jembrana
Lombok
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Japan

Tsushima
Niigata – Maki
Ochiishi
Ogasawara
Rishiri
Sado-seki
×

Lao PDR

Vientiane
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Malaysia

Danum Valley
Kuching
Petaling Jaya
Tanah Rata
×

Mongolia

Terelj
Ulaanbaatar
×

Myanmar

Mandalay
Yangon
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Philippines

Los Baños
Metro Manila
Mt. Sto. Tomas
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Republic of Korea

Cheju (Kosan)
Kanghwa
×

Russia

Irkutsk
Listvyanka
Primorskaya
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Thailand

Bangkok
Chiang Mai-Chang Phueak
Chiang Mai-Mae Hia
Chiang Mai – Si Phum
Kanchanaburi
Nakhon Ratchasima – Nai Mueang
Nakhon Ratchasima-Sakaerat
Pathum Thani
Samut Prakan
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Viet Nam

Can Tho
Cuc Phuong
Da Nang
Hoa Binh
Ho Chi Minh
Yen Bai

 
 

News

2026/03/06
EANET’s two new publications offer region‑specific guidance for Hybrid Air Quality Monitoring Networks that combine reference‑grade monitors with Low‑Cost Sensors.
2026/02/09
EANET data continued to play an important role in international scientific research during 2024–25, with over 135 peer-reviewed papers using the EANET datasets.
2026/01/20
The Sustainable Nitrogen Management Seminar focused on the analysis and utilization of EANET nitrogen data to address regional and global pollution challenges.
See more

Resources

2026/02/10
Read or download the Guidelines for Establishing Hybrid Air Quality Monitoring Network (HAQMN) in the EANET region.
2026/02/10
Read or download the Technical Manual for Hybrid Air Quality Monitoring with Low-Cost Sensors: Implementation Guidelines in EANET.
2026/02/05
Read or download the Technical Manual for Air Concentration Monitoring in East Asia (Second Edition).
See more

Events

2026-08-01
The Working Group Meeting in 2026 (WG2026) on the EANET  will be organized online in August 2026 (date TBC). It will be attended by the EANET National Focal Points and representatives from the 13 Participating Countries
2026-09-01
The Twenty-seventh Senior Technical Managers’ Meeting (STM27) on the EANET will be organized by the Network Center for the EANET in a hybrid form in September 2026 (date and venue TBC). It will be attended by senior technical officials from the 13 Participating Countries involved in the EANET monitoring activities.
2026-10-01
The Twenty-sixth Scientific Advisory Committee (SAC26) meeting on the EANET will be organized in October 2026, in a hybrid form (date and venue TBC). It will be attended by the members of the EANET Scientific Advisory Committee from the 13 EANET Participating Countries.
See more
Expanding Air Quality Monitoring with Low Cost Sensors: What Policymakers and Practitioners Need to Know
Find out how EANET Monitoring Data Drove Scientific Research in 2024–2025
The EANET-SATREPS training on PM2.5 chemical analysis and source apportionment to support air quality management in Cambodia and Southeast Asia was held in Dec in Japan
EANET Adopts New Five-Year Plan at the Twenty-seventh Intergovernmental Meeting in Bangkok