Berkeley County water is hard, and Goose Creek is one of the areas where treating it genuinely pays for itself rather than being a nice extra.
What hard water is quietly costing you
Scale builds up inside your water heater, shortens the life of taps and shower valves, leaves spotting on glassware that never quite wipes off, and means you use more detergent than you should. If you find yourself replacing cartridges and heating elements more often than seems reasonable, the water is usually why.
Softening and filtering do different jobs
Softening deals with hardness and the scale it leaves behind. Filtering deals with taste, smell and sediment. A lot of Goose Creek homes want softening to protect the plumbing and a small filter at the kitchen tap for drinking water, rather than one expensive system trying to do both.
Sizing matters
A system that is too big wastes salt and water; one that is too small runs out constantly. Getting it right takes a hardness test and a few minutes working out how much water your household actually uses, not a guess from the driveway.
Worth doing if you have a tankless heater
Tankless units are much less forgiving of hard water than a tank. If you have one, or you are thinking about one, treating the water first is what keeps it working properly.