The Federal Energy Regulatory Commission holds a scoping meeting regarding the proposal of El Paso Natural Gas Company to run a 36 inch pipeline through the Altar Valley south of Tucson, leaving a 150 foot swath through the Buenos Aires National Wildlife Refuge and the habitats of eight endangered species. The meeting gets under way at 10 a.m., Saturday, Oct. 20, at No. 1 School House Road, Sasabe; free. Call 823-2222 for more information.