Based on a year-long study of the full-scale medium power UV system at Indianapolis Water Company and the full-scale low pressure UV system at South Berwick Water District, this report develops protocols for water quality , operations and maintenance, and economic monitoring. Chapters provide background information, outline the study's objectives, describe the analytical procedures employed, present the results of each case, examine economic considerations, and provoke recommendations for utilities. No index. Annotation c. Book News, Inc., Portland, OR (booknews.com)