No less than this is in line with an NBER running paper by way of DiSalvro and Hill (2023). The summary is underneath:
Earlier analysis in the United States has discovered damaging fitness results of contamination when it triggers regulatory violations. Crucial query is whether or not phases of contamination that don’t cause a health-based violation affect fitness. We find out about the affect of ingesting water contamination in neighborhood water programs on start results the use of ingesting water sampling effects knowledge in Pennsylvania. We create an general water high quality index and an index explicit to reproductive fitness. We focal point at the results of water contamination for births now not uncovered to regulatory violations. Our maximum rigorous specification employs mom mounted results and reveals converting from the tenth to the ninetieth percentile of water contamination (amongst births now not uncovered to regulatory violations) will increase low start weight by way of 12% and preterm start by way of 17%.
NBER Bulletin on Well being has a extra detailed abstract as neatly.