Iowa has a water quality crisis that's leading to a cancer crisis.
OverstatedJosh Turek, at Iowa U.S. Senate General Election Debate (WHO 13 / Nexstar)
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Why we checked itSpecific causal claim linking Iowa's water quality to a cancer crisis — a serious public health assertion that is verifiable against epidemiological and environmental data.
What we foundIowa does have a documented water quality crisis driven by nitrate contamination, and it has the second-highest and fastest-rising cancer rate in the nation, but the claim overstates the certainty of a direct causal link — scientists have not reached consensus that the water contamination is causing the cancer crisis.