20—Lancaster Farming, Saturday, March 24, 1973fcEphrata YF SlateMeet on PollutedFarm Water SupplyBecent studies in northern Lancaster County have shown a large percentage of rural water supplies to be highly polluted with coliform bacteria and nitrates. These pollutants can cause serious problems concerning human and livestock health.The Ephrata Area High School adult farmer class is conducting a panel discussion on farm water supplies during which the following areas will be explored:1. What is drinking water pollution and how does it get into our systems?2. Why is it harmful and how does it threaten the health of humans and animals?3. How can we prevent and-oreliminate this health hazard?Serving on the panel to discuss these problems and answer questions will be:Mr. C. Robert Graham, Microbiologist, Lancaster Laboratories, Inc.Dr. Robert D. Herr, Vocational Agriculture Teacher, Eastern Lancaster County School District.Mr. James Humpreville, Consulting Geologist, LancasterMr. Randy Miller, Water Treatment Equipment Specialist, Brubaker Plumbing Heating, Lancaster.Dr. Melvyn €L Wenger, Vetinarian, Ephrata.The panel moderator will be Charles Ackley, Agriculture Teacher, Adult Farmer Program, Ephrata Area School District.The meeting will be held onTuesday evening, March 27 at 7:30 P.M. in the Ephrata Senior High School Agriculture Department.It is suspected that rural water supply pollution is much more widespread than just the area tested. Any persons interested in this information are invited to attend.