What Is Considered High Calcium in Drinking Water?
                                
                                
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                                    4 min read                                
                            
                                Over 85% of American homes have hard water, which contains high levels of dissolved minerals like calcium and magnesium. Determining exactly what is considered high calcium in drinking water involves understanding standardized hardness scales and recognizing the practical, aesthetic, and potential health-related impacts it can have on your household.