For the past decade, the Los Angeles Department of Water and Power has been preparing to tap a significant new supply of water to help meet demand in its growing service area. Yet, after investing $55 million in a pipeline and related facilities, the DWP put the project on hold in late April, just days before it was to begin operation.
The reason was a loud, albeit belated, public outcry about the source of that new water: the Donald C. Tillman Water Reclamation Plant, which treats munic...