Data and code for "Rising Groundwater Levels Do Not Bring Back Fresher Groundwater: Salinity Fails to Reverse in 15 Recovering U.S. Aquifers"

Data and code supporting the article "Rising Groundwater Levels Do Not Bring Back Fresher Groundwater: Salinity Fails to Reverse in 15 Recovering U.S. Aquifers" (submitted to Environmental Science & Technology). The archive contains the Jupyter notebooks for every analysis stage (data screening, Water Quality Portal and U.S. Geological Survey downloads, the preregistered panel interrupted time-series analysis, exploratory analyses and figures), the downloaded raw files (gzip-compressed CSV, one file per case), the input case tables, all derived tables, and the article figures. The preregistration is available at https://osf.io/z5su3. See README.md in the archive for its structure and for instructions to reproduce the analysis.