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  • Arisu’s Global Presence

Arisu’s Global Presence

Meeting the Water Quality Standards of Internationally Certified Institutions

According to the result of an examination conducted by NSF (National Sanitation Foundation) International in 2010, Arisu met the standards for all of the 155 water quality indicators recommended by the World Health Institution. In addition, Arisu passed all of the 167 items specified for the testing of the US EPA drinking water by international testing agencies, such as Underwriters Laboratories, Inc. (UL) and National Sanitation Foundation. As such, Arisu has been proven to have excellent water quality across the world.

Globally Recognized Arisu

1. Grand Prize in the U.N. Public Administrative Service Award in 2009

Photo about the Grand Prize in the U.N. Public Administrative Service Award in 2009

Seoul Water-Now service, a real-time online water quality data service, and Arisu quality verification system for providing free water quality inspection service to all households in Seoul were given the U.N. Winner Award in the public administration service category by the U.N. Public Administration Network (UNPAN), which targets state and semi-state-operated public organizations in the world. With such win, the transparency and reliability of the Arisu water quality system have been recognized at the global level.

2. Won the Global Water Industry Innovation Award Four Times from 2010 to 2012

With innovative performance including the world’s top-level revenue water ratio and management improvement, and by leading the tap water paradigm shift from “safe water” to “tasty water” as recognized by the International Water Association (IWA), the world’s largest water association with experts from 85 countries participating as members, Seoul Waterworks Authority won the Asian Project Innovation Award in June 2010 and Global Project Innovation Award in October of the same year. In addition, the Waterworks Research Center won first prize in the East Asian Awards in July 2012 for its integrated remote meter reading system using power and communications line, including first prize in the international award in September 2012. So far, the Seoul Metropolitan Government has won PIA (Project Innovation Award) for a total of four times.

3. Won International Business Awards in 2010

At the Stevie Awards INC., Seoul Metropolitan Government was named Product Development Department of the Year in the New Product & Product Management Category for its performance in efficient knowledge utilization through creative and knowledge management, world-class revenue water ratio, and management innovation.

4. Arisu in the World

Bottled Arisu was supplied during the 2008 Sichuan earthquake, Beijing Olympics (volunteers), 2009 typhoon in Gaoxiong, Taiwan, and 2010 Haiti earthquake. In Shanghai Expo 2010, Arisu opened a PR booth. Arisu is enhancing its image as a world-class water brand by being the first to reach disaster-hit areas and by strengthening its presence in international events.

Arisu Entering the Global Market

Based on the waterworks operation experiences and excellent technologies built through the years, Seoul Metropolitan Government is supporting private enterprises that are planning to enter the global market and is also promoting overseas waterworks projects in order to strengthen the competitive power of the city’s waterworks system. At the same time, to share its experiences and technologies with foreign cities, the Seoul Metropolitan Government has established a cooperative network with overseas countries for improved international exchange and cooperation.

1. Participating in Overseas Waterworks Projects through Private – Public Cooperation

Consulting for an infrastructure development project on PMB Island, Brunei

View of Brunei PMB Island

The “Infrastructure Development Consulting on PMB Island, Brunei,” which was won by the Seoul Metropolitan Government by organizing a consortium with private enterprises in July 2012 is a project for the Seoul Metropolitan Government to perform construction and operation supervision in the water supply sector from April 2016 to April 2020. For this project, the Seoul Metropolitan Government provides waterworks construction and operation supervision service.

Project Description :To build infrastructure such as bridge, access road, waterworks system, and communication/power lines on PBM Island

  • Bridge measuring 2.8km long including two connection bridges and 5.0km access road
  • Drinking water supply at 400m³/day and industrial water supply (oil refining, gas, petrochemical) at 2,000m³/day

Ordering Organization :Brunei Economic Development Board

Participating in feasibility studies for overseas waterworks and facility improvement projects

  • Participated in a feasibility study for a water purification plant performance improvement and revenue water ratio improvement project in Java, Indonesia (May ~ Dec. 2014)
  • Participated in a feasibility study for a water supply facility improvement project in Port Moresby, Papua New Guinea (Jun. 2014 ~ Mar. 2015)

2. Promoting Water Supply Facility Improvement Supporting Projects in Underdeveloped Countries

Promoting the water facility improvement (ODA) project in Chanchamayo, Peru

San Ramon Water Treatment Plant in Chanchamayo, Peru

The water supply facility improvement project in Chanchamayo, Peru seeks to improve waterworks facilities using the Seoul Metropolitan Government’s foreign development cooperation fund. The project was implemented from 2013 to 2018 using technologies and Korean materials supplied by the Seoul Metropolitan Government.

Period : 2013–2018 (conducted in 3 phases)

information about the Promoting the water facility improvement (ODA) project in Chanchamayo, Peru
Phase 1
(2013 ~ 2015)
Construction of intake and water purification stations in San Ramon, repair of waterworks pipelines, etc.
Phase 2
(2016 ~ 2017)
Improvement of intake and water purification stations in La Merced, repair of waterworks pipelines, etc.
Phase 3(2018) Relocation of the intake station and improvement of the water purification station in Pichanaki, repair of waterworks pipelines, etc.

Promoting the drinking water improvement project in Hue, Vietnam

This project aimed to supply quality tap water to areas that suffered from water shortages based on mutual trust built through exchanges between Seoul and Vietnam.

  • Period : 2016
  • City : Hue, Vietnam
  • Description : Produced, purchased, and installed an online automated and continuous multi-item water quality measurement system.
  • Effects : Gained a foothold for exports by installing domestic construction materials in Vietnam.
    Expanded domestic companies’ experience in inroads into overseas markets and opportunities to participate in overseas projects through accumulated performance.

Tanzania water supply facility improvement (ODA) project

The Tanzania water facility improvement project is a project to improve water supply facilities in Dodoma City and Mareu, Arusha Province after being selected by the Seoul Metropolitan Government as a project proposed by the Korean International Cooperation Agency (KOICA).


  • City of Dodoma : Replacement and maintenance of outdated equipment and facilities such as flowmeters and disinfection facilities in existing waterworks facilities
  • Mareu, Arusha Region : Establishment and demonstration of a waterworks supply model in rural areas, etc.
  • Period : 2023~2026
  • Financial support : Korea International Cooperation Agency (KOICA)

3. Building an Overseas Network for Waterworks Projects and Strengthening International Cooperation

Providing waterworks policy training to related people from foreign cities

Each year, waterworks policymakers and engineers from cooperating cities abroad are invited to share the Seoul Metropolitan Government’s excellent policies and technologies. In addition, a training program for cooperation with the Seoul is provided.

  • Scale/Period : Twice a year, approx. 10~15 attendants per program/7 days
  • Target : Waterworks-related people from cities subject to the Seoul Metropolitan Government’s overseas waterworks project
  • Description : To introduce Seoul Metropolitan Government’s waterworks policies, to visit waterworks facilities, and to discuss cooperation plans

Supporting visit by related people from foreign cities to waterworks facilities in Seoul

In case guests invited by diplomatic offices or private enterprises promoting overseas projects request a visit to Seoul’s waterworks facilities, advanced facility tour support is provided through a presentation on the waterworks status as well as programs for visit to advanced purification plants and Waterworks Research Institute in order to share Seoul Metropolitan Government’s waterworks operation/management expertise and excellent technologies.

  • Introduction to the waterworks system in Seoul, information on visit to water purification centers and waterworks information center

Diagnosing water supply facilities in cooperating cities abroad using professional technical human resource

The Seoul Metropolitan Government concludes MOUs with foreign cities for waterworks cooperation, sends waterworks specialists in the engineering, water quality management, and water purification fields to examine water supply facilities in the respective foreign locations, and provides consulting service on the direction of facility improvement.

information about the Diagnosing water supply facilities in cooperating cities abroad
2012, 2014 Port Moresby, Papua New Guinea
2015 Hue and Hai Duong, Vietnam
2016 Ninh Binh and Hai Duong, Vietnam
2017 Sao Paulo and Curitiba, Brazil
2018 Phnom Penh, Kampong Thom, and Kampong Chhnang, Cambodia
2019 Arusha, Dodoma, and Mareu, Tanzania
2023 Hue, Vietnam and Tegucigalpa, Honduras

Inquiries on Overseas Project

Education & Cooperation Division, Management and Administration Bureau, Seoul Waterworks Authority

information about the Inquiries on Overseas Project
Tel. +82-2-3146-1202