At least that’s in accordance with an NBER working paper by DiSalvro and Hill (2023). The summary is under:
Previous analysis within the US has discovered destructive well being results of contamination when it triggers regulatory violations. An vital query is whether or not ranges of contamination that don’t set off a health-based violation impression well being. We research the impression of ingesting water contamination in group water techniques on delivery outcomes utilizing ingesting water sampling outcomes information in Pennsylvania. We create an general water high quality index and an index particular to reproductive well being. We concentrate on the results of water contamination for births not uncovered to regulatory violations. Our most rigorous specification employs mom fastened results and finds altering from the tenth to the ninetieth percentile of water contamination (amongst births not uncovered to regulatory violations) will increase low delivery weight by 12% and preterm delivery by 17%.
NBER Bulletin on Health has a extra detailed abstract as nicely.