“Ohio EPA’s Division of Drinking and Ground Waters remains engaged with our local public water systems, which get their water from ground-water sources,” Lee said.

Source: https://krdo.com/news/2023/02/08/while-derailed-ohio-train-cars-with-toxic-chemical-are-no-longer-burning-officials-say-they-need-more-air-quality-data-to-lift-evacuations/