Concerns Grow About Drinking Water.

• Position: YOUR LIFE - Brief article

Americans clearly are thinking about their overall quality of life being affected by the environment, according to a consumer opinion study by the Water Quality Association, Las Vegas, Nev., as 25% of U.S. households are "very concerned" about the quality of their water supply, and another 26% are "concerned."

Eighty percent of households get municipal water, while 12% have well water and eight percent do not know the origin. Both users of municipal water (54%) and well water (52%) are not totally confident that their water supply is safe.

Most Americans are somewhat knowledgeable about what contaminants might be found in their water supply. Unaided, almost half identify lead as...