Khulna Water Supply & Sewerage Authority or KWASA (Generally known as Khulna WASA) is a government-owned water supplier organization.

[1] Water supply system was first installed in Khulna in 1921.

That time, they supplied 900 cubic metres of water per day.

Then Khulna Water Supply & Sewerage Authority was established in 2008.

[2] Khulna WASA serves residents of the city by supplying pure water from Bangabandhu Water Treatment Plant of Rupsha.