Hidalgo County · McAllen–Edinburg–Mission metro
Plumbing Services in McAllen, TX
Need help with a failing water heater, a slab leak or a clogged drain in McAllen? Call (833) 878-1592 to describe the problem and get connected with a licensed local plumber.
Calling is free. Repairs are done by independent, licensed plumbing companies serving McAllen and Hidalgo County.
Plumbing help in McAllen
Plumb Right Now arranges plumbing repair, drain and sewer service, water heater work and emergency help in McAllen, TX, through independent licensed local plumbers. The calls that come up most here are water heater replacement, slab leak repair and drain cleaning. Call (833) 878-1592 to describe the problem and get connected with a local plumber.

Most requested plumbing services in McAllen
Start with the service that matches your problem. Services marked “Common in McAllen” are the calls local housing and conditions produce most in McAllen.
- Water Heater ReplacementCommon in McAllenReplacing a failing or leaking tank heater.
- Slab Leak RepairCommon in McAllenLocating and fixing leaks in pipes under the foundation.
- Drain CleaningCommon in McAllenSlow drains, recurring clogs and backed-up sinks, tubs and showers.
- Sump Pump Repair and InstallationStormsSump pumps that fail, run constantly or need replacing.
- Emergency PlumberBurst pipes, major leaks, sewage backups and no-water situations.
- Leak DetectionHidden leaks behind walls, ceilings or floors, or a bill that suddenly jumps.
- Water Heater RepairNo hot water, leaking tank, strange noises or uneven temperature.
- Sewer Line RepairRecurring backups, sewer odors, slow fixtures or a damaged sewer line.
- Burst Pipe RepairStopping and repairing burst or split pipes.
- Pipe RepairLeaks, corrosion, cracked lines and low pressure from damaged pipes.
- Toilet RepairRunning, clogged, leaking or weak-flushing toilets.
- Faucet Repair and ReplacementDripping, leaking or low-flow faucets.
Emergency plumbing in McAllen
Call (833) 878-1592By calling, you agree to be connected with an independent plumbing contractor serving your area. Calls may be recorded for quality and training. The call and referral are free, and you are never obligated to hire.Shut off your main water supply if it's safe to do so. The emergencies below are listed most likely first for McAllen homes, based on local conditions. See also what to do in a plumbing emergency.
When to call, and what to do first
For the problems McAllen homeowners call about most, and why they come up here:
- Water Heater Replacement
Why it comes up in McAllen: Hard river water and year-round heat wear out tanks.
- Signs:
- Water around the tank base, rusty hot water, a tank past 10 years
- Urgent when:
- The tank itself is leaking
- Before help arrives:
- Turn off gas or power and close the cold-water valve
- Repair or replace:
- Leaking tank: replace. Failed part on a younger tank: repair
- Slab Leak Repair
Why it comes up in McAllen: Clay soil moves slab foundations through wet and dry seasons.
- Signs:
- Warm floor spots, sound of running water, a spinning meter
- Urgent when:
- Water surfacing through the floor or a large bill jump
- Before help arrives:
- Close the main shutoff if water is visible
- Repair or replace:
- One leak: spot repair. Repeated leaks: reroute the lines
- Drain Cleaning
Why it comes up in McAllen: Scale and grease narrow drains in older homes.
- Signs:
- Slow sink, tub or shower; standing water; recurring clogs
- Urgent when:
- Water backing up or overflowing
- Before help arrives:
- Stop running water to that drain; skip chemical drain cleaners
- Repair or replace:
- One clog: clear it. Keeps returning: camera the line
Why McAllen homes need these repairs
McAllen is a Rio Grande Valley city near the Mexican border with slab-on-grade homes from the 1970s onward. McAllen Public Utility treats Rio Grande water, and heat, hard water and clay soil drive water heater, slab leak and drain calls; freezes are rare but damaging when they hit.
Local conditions behind McAllen plumbing problems
- Median home built
- 1997
- Built before 1980
- 26%
- Owner-occupied
- 63%
- Water hardness
- See below
- Winter
- Occasional hard freezes
- Plumbing code
- Local
McAllen service pages
- Drain Cleaning in McAllen, TXDrain Cleaning in McAllen, TX: scale and grease narrow drains in older homes.
- Water Heater Replacement in McAllen, TXWater Heater Replacement in McAllen, TX: hard river water and year-round heat wear out tanks.
- Slab Leak Repair in McAllen, TXSlab Leak Repair in McAllen, TX: clay soil moves slab foundations through wet and dry seasons.
- Emergency Plumbing in McAllen, TXPlumbing emergency in McAllen, TX? Who to call (McAllen Public Utility or a plumber), what to shut off first, and the emergencies most likely in McAllen homes.
McAllen's water supply and your plumbing
McAllen Public Utility gets its water from the Rio Grande plus one groundwater well producing 1 million gallons a day. [1]
McAllen has three water treatment plants and a total system capacity of 63.7 million gallons of treated water a day. [2]
When McAllen gets a hard freeze: frozen pipe help
Occasional hard freezes
Plumbing repairs in McAllen's newer homes
The median home in McAllen was built in 1997, and 26% of homes predate 1980. Homes from that era were typically built with PEX or CPVC supply and PVC or ABS drains, which is where leaks, low pressure and drain problems usually start as they age.
- Galvanized steel supply (1900–1960)
- Copper supply (1950–2000)
- Polybutylene (some homes) (1978–1996)
- PEX / CPVC (1995–today)
Heavy rain and storms
McAllen plumbing questions
When is a leaking water heater an emergency in McAllen?
A leak from the tank itself won't stop and usually means replacement; turn off the gas or power and the cold-water valve, then call. Why it comes up in McAllen: Hard river water and year-round heat wear out tanks.
How do I know if my McAllen home has a slab leak?
Warm spots on the floor, the sound of running water with everything off and a meter that keeps moving are the usual signs; a plumber can pinpoint it before opening the floor. Why it comes up in McAllen: Clay soil moves slab foundations through wet and dry seasons.
Where does McAllen's water come from?
The Rio Grande, treated at three city plants, plus a small groundwater well.
Do I need to protect pipes from freezing in McAllen?
Rarely, but hard freezes like 2021 burst many pipes. Wrap exposed lines and cover hose bibs when a freeze is forecast.
Why does my McAllen water heater fill with sediment?
Rio Grande water carries minerals that settle in tanks. Flush it once or twice a year.
Is McAllen's water hard?
Yes, river water in the Valley is hard. Many homes use softeners or filters to cut scale.
Sources (3)
- U.S. Census Bureau, ACS 2024 1-year (B25035) · checked 2026-10-01
- McAllen Public Utility, Water Systems · checked 2026-10-05
- McAllen Public Utility, Water Systems · checked 2026-10-05
