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Plumbing in San Antonio: warm winters spare most pipes, but; 38% of homes in Bexar County were built before 1980, when galvanized and older pipes were common; flash floods here can back up drains.
In Bexar County, July highs average about 95°F and January lows about 41°F, with roughly 31 inches of rain a year. That much heat keeps air conditioners running hard for months, so a yearly tune-up pays off.
Over the last 10 years the National Weather Service recorded hailstorms, flash floods and damaging thunderstorm winds in Bexar County, with hail up to 5.5 inches across. After a storm, a quick roof and gutter check catches damage before it turns into a leak.
The typical home in Bexar County was built around 1992, about 34 years ago, and 38% were built before 1980.
Bexar County has had 25 federal disaster declarations in the last 25 years, most often for hurricanes; the latest was Severe Storms, Straight-Line Winds, Tornadoes, And Flooding (2026).
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Leaks under sinks, water-heater failures and slow drains are the usual calls; a yearly look at the water heater and shut-offs prevents most surprises.
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.
Balcones Heights · Olmos Park · Alamo Heights · Castle Hills · Terrell Hills · Leon Valley · Kirby · Hill Country Village