Groundwater, surface water, bed sediment, soil, benthic macroinvertebrate taxa, habitat, and biological indices data collected near and at the Open Burning/Open Detonation (OB/OD) Areas at the Letterkenny Army Depot, Chambersburg, Pennsylvania, (ver. 3.0, September 2025)

Groundwater, surface water, sediment and soil sampling was conducted by the U.S. Geological Survey (USGS) at nine groundwater wells, eight surface water sites, three...美国地质调查局（U.S. Geological Survey, USGS）针对9口地下水井、8处地表水监测点以及3处……开展了地下水、地表水、沉积物与土壤采样工作。