Why the water stopped running this morning
You turn the kitchen faucet and get nothing, or maybe a thin trickle that sputters out. Outside, the Ozarks have done what they do most winters: a sudden cold snap after a mild stretch, temperatures dropping into the single digits overnight after a week of 40s. That swing is exactly what catches Springfield plumbing off guard. The pipe itself probably isn't broken yet. It's frozen, and somewhere between that blockage and splitting open, you have a window to fix this carefully or make it much worse.
Springfield's housing stock makes this more common than people expect. A lot of homes here were built in the 60s through 80s with minimal insulation in crawl spaces, and plenty of older homes in the Rountree or Walnut Lawn areas still have pipes running through unconditioned basements or along exterior walls that were never meant for this kind of cold. Add a few days of wind chill below zero, which this region gets most winters even if briefly, and any gap in insulation turns into a frozen line.
What to check before you touch anything
Find out which pipe is frozen before you do anything else. Run through every faucet in the house. If only one is affected, you're likely dealing with a single exposed run, maybe under a sink on an exterior wall or along a crawl space joist. If several fixtures on one side of the house are out, you may have a longer stretch of pipe affected, possibly where it enters from outside or passes near a vented crawl space.
Look at the pipe itself if you can get to it. PVC and older galvanized pipe behave differently than copper under freeze pressure, and in a lot of Springfield homes you'll find a mix of all three depending on when additions or repairs were done. Check for any bulging, frost on the outside of the pipe, or dampness that suggests it's already cracked and just hasn't let go yet. If you see any of that, stop. A split pipe thawing out means water everywhere, not a slow drip.
More on this from Thawing A Frozen Pipe Without Splitting It.
Safe ways to warm it up
If the pipe looks intact, open the faucet it feeds first, even just a crack. This gives melting ice somewhere to go and relieves pressure as it thaws instead of trapping it. Then apply gentle, even heat starting from the end closest to the faucet and working back toward the blockage. A hair dryer on low, warm towels soaked in hot water, or a space heater placed a safe distance away in a crawl space all work. The point is slow and steady.
What not to do matters more here. Never use a propane torch or any open flame near a pipe, especially older ones that might have soldered joints or, in some older homes, lead-based solder that shouldn't be heated directly. Don't pour boiling water straight onto a pipe either. The temperature shock on copper or PVC that's already under stress from ice expansion can crack it right where you're trying to help.
Signs it's gone past a homeowner fix
If you've had the heat on for twenty or thirty minutes with no change, or water starts seeping around a joint or fitting as it thaws, that's your signal to stop. A pipe that's already split will show you once the ice loosens enough to let water through, and by then it's not a thawing job anymore, it's a leak behind a wall or under a slab foundation, which is common in newer Springfield construction from the 90s onward.
Crawl spaces are the other place people get in over their heads. They're tight, often damp, sometimes with standing water already from an earlier leak, and running an electrical heat source in there without knowing what you're dealing with is a genuine hazard. If the frozen section is somewhere you can't easily see or reach, that's the point to call an emergency plumber rather than keep working blind.
After the thaw, what to watch for the rest of winter
Once water is flowing again, check that pressure is normal and there's no new dampness in the area around the pipe. Even a pipe that didn't split this time may have hairline stress that shows up as a slow leak weeks later, so keep an eye on that spot through the rest of the season.
For the longer term, this is also a good moment to look at where that pipe runs. Pipe insulation sleeves are cheap and take an afternoon to install along exposed runs in crawl spaces or garages, which cover a lot of Springfield homes. If this is the second winter in a row you've had a freeze-up in the same spot, that's less about bad luck and more about a gap in insulation or an uninsulated exterior wall that's worth addressing before the next cold snap rolls through.