Water Treatment (RWS.3)

Overview

	Methods of Water Treatment (RWS.3.M)	PDF
	Determining the Need for Water Treatment (RWS.3.P.1)	PDF
	Taking a Water Sample (RWS.3.P.2)	PDF
	Analyzing a Water Sample (RWS.3.P.3)	PDF
	Planning a Water Treatment System (RWS.3.P.4)	PDF
	Water Treatment in Emergencies (RWS.3.D.5)	PDF

Household Water Treatment

	Designing Basic Household Water Treatment Systems (RWS.3.D.1)	PDF
	Constructing a Household Sand Filter (RWS.3.C.1)	PDF
	Operating and Maintaining Household Treatment Systems (RWS.3.O.1)	PDF

Sedimentation Basins

	Designing a Small Community Sedimentation Basin (RWS.3.D.2)	PDF
	Constructing a Sedimentation Basin (RWS.3.C.2)	PDF
	Operating and Maintaining a Sedimentation Basin (RWS.3.O.2)	PDF

Slow Sand Filters

	Designing a Slow Sand Filter (RWS.3.D.3)	PDF
	Constructing a Slow Sand Filter (RWS.3.C.3)	PDF
	Operating and Maintaining a Slow Sand Filter (RWS.3.O.3)	PDF

Disinfection Units

	Designing a Small Community Disinfection Unit (RWS.3.D.4)	PDF
	Constructing a Disinfection Unit (RWS.3.C.4)	PDF
	Operating and Maintaining a Chemical Disinfection Unit (RWS.3.O.4)	PDF