TY - RPRT TI - Effects of legacy sediment removal and effects on nutrients and sediment in Big Spring Run, Lancaster County, Pennsylvania, 2009–15 AU - Michael J. Langland AU - Joseph W. Duris AU - Tammy M. Zimmerman AU - Jeffrey J. Chaplin PY - 2020 DO - 10.3133/sir20205031 UR - https://pubs.usgs.gov/publication/sir20205031 ID - sir20205031 ER -