The pH of precipitation, and water bodies, change greatly across the United States. Purely natural and human processes decide the pH of water. The National Atmospheric Deposition Software has created maps demonstrating pH designs, such as the a person below exhibiting the spatial sample on the pH of precipitation at https://digital-ph-tester-for-aqu07169.theobloggers.com/21796453/the-smart-trick-of-countertop-water-filter-that-no-one-is-discussing