The one pipeline that supplies water for millions of visitors in Grand Canyon was badly damaged by flash

TL;DR

Multiple sources report that flash flooding causes major damage to the Grand Canyon's critical water pipeline The sole pipeline that supplies water for millions of Grand Canyon visitors was badly damaged by weekend flash flooding, setting up a tricky repair scenario and upending a yearslong construction project to upgrade the line WASHINGTON -- The sole pipeline that supplies water for millions of Grand Canyon visitors was badly damaged by weekend flash flooding, setting up a tricky repair scenario and upending a yearslong construction project to upgrade the line laid over terrain so rugged helicopters are often required to make basic fixes.