TY - RPRT TI - Summary of Environmental Monitoring and Assessment Program (EMAP) activities in South Dakota, 2000–2004 AU - Allen J. Heakin AU - Kathleen M. Neitzert AU - Jeffrey S. Shearer PY - 2006 DO - 10.3133/sir20065007 UR - https://pubs.usgs.gov/publication/sir20065007 ID - sir20065007 ER -