The last time Marin Water came up with a plan for increasing water resiliency in times of drought, Nicasio residents rose up in protest. Now the water district has a new plan for boosting its water supply, and locals are worried again.
The Atmospheric River Capture, or ARC, project involves constructing a 13-mile-long, 36-inch-wide pipeline that would carry rainwater from the Russian River watershed to the Nicasio Reservoir. The anticipated cost surged from $168 million…