TY - RPRT TI - Water-quality characteristics and trends for selected sites in or near the Earth Resources Observation Systems (EROS) Data Center, South Dakota, 1973-2000 AU - Kathleen M. Neitzert PY - 2004 DO - 10.3133/wri034280 UR - https://pubs.usgs.gov/publication/wri034280 ID - wri034280 ER -