According to KCNA:
Gravity-fed Tap Water System Established in DPRK
Pyongyang, March 22 (KCNA) — Today marks World Water Day.
In this regard, Ri Nam Hyon, section chief of the DPRK Ministry of Urban Management, noted that the government has striven to supply quality drinking water to citizens on a normal basis.
He told KCNA:
The DPRK government has made big efforts to the introduction of gravity-fed water supply system.
This introduction began in the township of Pukchong County, South Hamgyong Province, in 2003 while a brisk work was launched to explore the headstreams throughout the country.
At present, the gravity-fed water supply system has been established in 35 cities and counties, including Rason and Wonsan, across the country.
The establishment of this system was carried out in cooperation with the United Nations Children’s Fund and other international bodies and governmental and non-governmental agencies of various countries.