AWWA ACE60076

This slide presentation outlines information comparing the US Environmental Protection Agency's Disinfection Guidance Manual recommendations with real-world operating ultraviolet (UV) facilities. Topics covered include: availability of UV disinfection is a premise of Long Term 2 Enhanced Surface Water Treatment Rule (LT2ESWTR); contents of the UV Disinfection Guidance Manual; proposed UV Disinfection Guidance Manual operation and maintenance (O&M) tasks; O&M tasks to be compared with operating UV facilities; O&M observations and comparison to operating UV facilities; Albany's operating 40 MGD system; Clayton County Water Authority operating UV facilities; Henderson, Nevada operating UV facility; recommended O&M procedures - UVT monitor calibration check; UVT monitor A Calibration - Albany, NY 11/24/2003; UVT Monitor B Calibration - Albany, New York; UVT Monitor Calibration - Henderson and CCWA; Recommended O&M Procedures - UV Intensity Sensor Calibration Check; UV Intensity Sensor Calibration Check - Albany, New York; recommended O&M procedures - evaluate sleeve cleaning; and, sleeve inspection.