But Flint isn’t the only place in the U.S. struggling with water quality. Two years ago, the Elk River in West Virginia made national headlines when the coal scrubbing chemical called MCHM spilled into the Elk River, leaving 300,000 West Virginia residents without drinkable water.

That crisis — as well as other problems with contaminated water in the state — led West Virginia University’s Reed College of Media to launch a sensor journalism project called Stream Lab…

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