AWWA ACE63162

AWWA ACE63162 Responding to the Immediate Requirements of the Stage 2 DBPR and LT2ESWTR
Conference Proceeding by American Water Works Association, 06/01/2006

Dowbiggin, William B.; Brown, Stephen J.; Huggins, Russell L., Jr.

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The Stage 2 Disinfection Byproduct Rule (DBPR) and the Long Term 2 Enhanced Surface WaterTreatment Rule (LT2ESWTR) were promulgated in the Federal Register on January 4, 2006, andJanuary 5, 2006, respectively. These rules have multiple urgent requirements, including therequirement for utilities to do an initial distribution system evaluation (IDSE), disinfectionbenchmarking, and source water monitoring. This paper focuses on the aspects of theseregulations that must be implemented early. Utility examples are used to illustrate the regulatoryrequirements. Includes tables, figure.