Article continues below advertisementWater quality has deteriorated over time, and the most common problem households in Pennsylvania face is hard water. While it doesn't sound as harmful as contaminants like lead, microplastics, and others, hard water can still damage your skin, hair, dishes, and appliances due to excess mineral deposits. To address these concerns, you may have installed a water softener system in your home. An efficient water softener can be trusted to reduce calcium, magnesium, and other hardness minerals over time while leaving beneficial compounds in the water.