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Emerging Contaminants… <br />•No clear definition…some “new” awareness <br />•new chemical <br />•new toxicological info <br />•new level of detection <br />•new media <br />•new pathway <br />•Health “standard" lacking or changing <br />•Not yet regulated in drinking water <br /> <br />1, 4-Dioxane is… <br />•Used to stabilize chlorinated solvents. <br />•Found in small amounts in personal care products, laundry detergents <br />and food. <br /> In the environment… <br />•1,4-Dioxane released by spills or disposal of solvents that contain it as <br />a stabilizer. <br />•Likely to stay in water once there - does not break down. <br />*This is why it can reach groundwater, surface water, <br />and potentially drinking water. <br /> <br />32