Panjarnihan aia

jmpl|300px|Sarana pangujian panjarnihan aia Manggarai di Meester Cornelis (Jatinegara, Jakarta Timur)
Panjarnihan aia marujuak ka sajumlah proses nan dijalankan untuak mambuek aia dapek ditarimo untuak panggunoan akhia tartontu. Iko mancakuik panggunoan ajak aia minum, proses industri, medis dan banyak panggunoan nan lain. Sadonyo proses panjarnihan aia batujuan manghilangkan pancomar nan ado pado aia atau mangurangi kadarnyo supayo aia manjadi layak untuak panggunoan akhia. Ciek dari panggunoan tasabuik adolah mangambalikan ka lingkungan alami aia nan alah paguno tanpa barakibat dampak nan buruak ka lingkungan.

Rujuakan

Pautan lua

American Water Works Association
 "Water On Tap: What You Need To Know." – Consumer Guide to Drinking Water in the US (EPA)
 Emergency Disinfection of Drinking Water – Camping, Hiking and Travel (CDC)
 Code of Federal Regulations, Title 40, Part 141  – U.S. National Primary Drinking Water Regulations