That white crust around your faucet base
If you live in Republic and you've noticed a chalky white ring building up where the faucet meets the sink, or a similar crust forming around the aerator at the tip of the spout, you're not imagining things and it's not dirt. That's mineral scale, and it's about as common around here as it gets. Republic sits on top of the kind of limestone geology that feeds groundwater with a lot of dissolved calcium and magnesium. Whether your water comes through the city system or a private well on the edge of town, it's picked up minerals on the way, and hard water is just the normal condition here, not an exception.
You'll also see it inside the spray head as reduced pressure, or water that comes out in a weird crooked stream instead of a straight one. That's scale narrowing the holes in the aerator screen. It's usually the first sign anything is wrong, and it's also the easiest one to fix yourself.
What a homeowner can check before calling anyone
Unscrew the aerator, the little screw-on piece at the very tip of the spout, and look at it under a light. If it's crusted white or has a gritty coating inside, soak it in plain white vinegar for a few hours. That dissolves most scale without any special products. Same goes for a showerhead or a stiff handle: vinegar first, always, before you assume something is broken.
If the handle is getting harder to turn, or you're cranking it further than you used to just to get the same flow, that's often mineral buildup on the internal cartridge or valve, not a mechanical failure yet. You can sometimes buy another year or two of smooth operation by having the cartridge cleaned or swapped, which is a reasonable weekend project for anyone comfortable turning off the shutoff valves under the sink first.
More on this from Hard Water And How Long A Kitchen Faucet Lasts.
How long a faucet actually lasts here versus elsewhere
In a place with soft water, a decent kitchen faucet might run 15 to 20 years before anything serious goes wrong. Around Republic, with water this mineral heavy, a more realistic expectation is somewhere in the 8 to 12 year range before you're dealing with a cartridge that won't seal properly anymore, no matter how much you clean it. The scale doesn't just sit on the surface. Over years it works its way into the internal parts, the O-rings, the valve seats, and it wears them unevenly in a way that plain age wouldn't.
Houses built in Republic's older neighborhoods, plenty from the 1960s through the 1980s, often still have their original supply lines and shutoff valves even if the faucet itself has been replaced once or twice. Those old valves get mineral-locked from disuse and can seize up right when you need to turn the water off for a repair. That's worth checking now, before there's an emergency, not during one.
What the seasons do to this problem
Summers here get hot and dry, and a lot of households run water softer through the tap during those months because usage patterns change, more ice, more outdoor hose use pulling from the same lines. Winter is really the harder season on faucets. When temperatures drop into the teens or lower, which happens most years, pipes in unheated garages or exterior walls contract and expand with the cold. That stress doesn't cause hard water, but it does aggravate joints and connections that scale has already made brittle. A fitting that's been slowly narrowed by mineral buildup for a decade is exactly the kind of fitting that cracks during a hard freeze.
This is why late fall is a decent time to actually open the cabinet under the kitchen sink and look at the supply lines and shutoff valves, not just the faucet handle you touch every day.
When it stops being a do it yourself job
Cleaning an aerator or descaling a showerhead is well within reach for almost anyone. Swapping a cartridge is still doable if you're patient and the shutoff valves actually work. But if you turn the shutoff valve and water keeps dripping, or the valve won't turn at all, stop there. Forcing a mineral seized valve is how a small kitchen repair turns into a flooded cabinet.
Likewise, if you've cleaned everything you can reach and the faucet still leaks at the base, or the handle feels loose in a way that vinegar and a new cartridge didn't fix, that usually means the scale has gotten into places you can't service without disassembling more of the fixture than most homeowners want to attempt. At that point it's a call for a plumber, not because the job is impossible, but because guessing wrong on a kitchen faucet means water damage to cabinets and flooring that costs a lot more to fix than the faucet ever did.