TY - RPRT TI - Water quality in the Rio Grande Valley, Colorado, New Mexico, and Texas, 1992-95 AU - Gary W. Levings AU - Denis F. Healy AU - Steven F. Richey AU - Lisa F. Carter PY - 1998 DO - 10.3133/cir1162 UR - https://pubs.usgs.gov/publication/cir1162 ID - cir1162 ER -