Nine years after WTOP reported D.C. only has a one or two-day supply of drinking water if the Potomac River became unavailable, DC Water has announced a second source and outlined plans to make the region’s water supply more resilient.

The second source is recycled water from the utility’s Blue Plains Advanced Wastewater Treatment Plant, the largest of its kind in the world.

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David Gadis, CEO and general manager of DC Water, in unveiling the Pure Water DC initiative to a room full of stakeholders, said any disruption of the Potomac River would result in a national

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