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）在9口地下水井、8个地表水点位、3个……处开展了地下水、地表水、沉积物与土壤的采样工作。