Water Treatment Water Treatment CE 326 Principles of Environmental Engineering CE 326 Principles of Environmental Engineering Department of Civil, Construction and Environmental Engineering Department of Civil, Construction and Environmental Engineering I St t Ui it I St t Ui it Iowa State University Iowa State University March 2, 2009 March 2, 2009 Tim Ellis, Ph.D., P.E. Tim Ellis, Ph.D., P.E.
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Water TreatmentWater Treatment
CE 326 Principles of Environmental EngineeringCE 326 Principles of Environmental EngineeringDepartment of Civil, Construction and Environmental EngineeringDepartment of Civil, Construction and Environmental Engineering
I St t U i itI St t U i itIowa State UniversityIowa State UniversityMarch 2, 2009March 2, 2009
Tim Ellis, Ph.D., P.E.Tim Ellis, Ph.D., P.E.
Announcements Announcements
• Water Chemistry II Problem Set due todayy
• Schedule change: Wednesday, March 4lab will be part 1 of the water treatment lab will be part 1 of the water treatment plant design
• The Water Treatment Plant Field Trip has • The Water Treatment Plant Field Trip has been moved to Wednesday, March 11
Water Treatment Water Treatment
• Groundwater– hardness (aesthetic consideration)( )– disinfection (required by SDWA)
• Surface Water• Surface Water– turbidity and color removal
filtration (required by SDWA)– filtration (required by SDWA)– disinfection (required by SDWA)