TY - RPRT TI - Methods of collection and quality assessment of arsenic data in well-water supplies in Maine, 2001–2 and 2006–7 AU - Charles W. Culbertson AU - James M. Caldwell AU - Luther Schalk AU - Deana Manassaram AU - Lorraine C. Backer AU - Andrew E. Smith PY - 2020 DO - 10.3133/ds1125 UR - https://pubs.usgs.gov/publication/ds1125 ID - ds1125 ER -