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Plumbing in Mount Rainier: winter lows around 26°F mean exposed pipes can freeze and burst; 62% of homes in Prince George's County were built before 1980, when galvanized and older pipes were common; flash floods here can back up drains.
In Prince George's County, July highs average about 88°F and January lows about 26°F, with roughly 45 inches of rain a year.
Over the last 10 years the National Weather Service recorded damaging thunderstorm winds, floods and flash floods in Prince George's County, with hail up to 1.75 inches across. After a storm, a quick roof and gutter check catches damage before it turns into a leak.
The typical home in Prince George's County was built around 1969, about 57 years ago, and 62% were built before 1980. Homes that age often need updated wiring, plumbing and roofs.
Prince George's County has had 12 federal disaster declarations in the last 25 years, most often for hurricanes; the latest was Severe Winter Storm (2026).
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Insulate pipes in crawl spaces and outside walls, drip faucets on the coldest nights, and know where your main shut-off is.
Galvanized steel and polybutylene pipes are past their life in most homes — low pressure, rusty water or repeated leaks are the signs.
Yes if water is spreading or near electrics — turn off the main and choose Emergency when you book; we call you at the first opening.
These are Prince George's County figures — more about homes in Bowie.
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