TY - RPRT TI - Groundwater-level elevations in the Denver Basin bedrock aquifers and Upper Black Squirrel Creek alluvial aquifer, El Paso County, Colorado, 2021–24 AU - Zachary D. Kisfalusi AU - Erin K. Hennessy AU - Jackson B. Sharp PY - 2025 DO - 10.3133/sir20245123 UR - https://pubs.usgs.gov/publication/sir20245123 ID - sir20245123 ER -