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- Mesquite Chamber of Commerce Member
- 30+ Years Experience
Emergency Plumbing in Grand Prairie, TX
If water is actively running and you cannot stop it, do these two things before you keep reading.
Shut off the water. The main shutoff is usually at the street in a covered box near the curb, or on the exterior wall on the side of the house closest to the street. For a single fixture, the stop valve is under the sink or behind the toilet.
If you smell gas, leave the building first. Do not flip switches, do not use your phone inside. Once you are outside and away, call 911. Then call Atmos Energy at 866-322-8667. Atmos is the gas utility for Grand Prairie and they will make the line safe. After the area is cleared, call us at 214-918-6109 for the repair.
For everything else, call 214-918-6109.
Licensed Master Plumber
License #M39428
The “Armstrong Clean Promise"
No mess, no stress — that's our guarantee.
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Our Services
Comprehensive Plumbing Solutions for Homes & Businesses
Most Requested 
Plumbing Repairs and Installation
Get fast help from a trusted plumber in the DFW for leaks, fixture installs, and upgrades. We restore your plumbing with smooth, reliable work.
Water Heater Services
From quick fixes to full replacements, our water heater services in Dallas-Fort Worth, keep your hot water steady. We work on all standard and tankless models.
Most Requested 
Drain Cleaning Services
Stubborn clogs disappear with our drain-cleaning solutions in Texas. We clear the buildup fully so your drains flow the way they should.
Sewer Line Plumbing
Our team handles sewer line plumbing in the DFW , with careful inspection and precise repairs. We keep wastewater moving safely away from your home.
Gas Line Plumbing
Safe and reliable gas line plumbing in the DFW, is just a call away. Whether it’s a leak, repair, or new line, we follow strict safety standards.
Emergency Service
Emergency Service — Available 24/7
Burst pipe? Major leak? Don’t wait. Our emergency team serves the entire DFW area around the clock.
Technician available now
Why Choose Us
Why DFW Homeowners Choose James Armstrong Plumbing
Licensed & Certified Technicians
Our plumbers are fully licensed, professionally trained, and committed to delivering quality workmanship that meets today’s industry standards.
Transparent, Upfront Pricing
No hidden fees and no surprises. Just clear, honest pricing you can trust before we begin any repair or installation.
Fast & Friendly Service
We respect your time. Our technicians arrive promptly, work efficiently, and treat you and your home with courtesy and care.
The Armstrong Clean Promise
Floor protection, shoe covers, and a meticulous cleanup on every job. If your home isn’t cleaner than we found it, we pay for the cleaning.
5-Star Rated by Homeowners Like You
Local families choose us for reliable plumbing and friendly service. Your comfort, safety, and satisfaction are the reasons we do what we do.
Emergency Response Available
Afterhours emergency calls accepted. Call (214) 918-6109.
What counts as a plumbing emergency
Burst or leaking pipe you cannot shut off
Water moving through a wall or ceiling does structural damage by the minute.
Sewage backing up into the house
A main line blockage pushing waste into tubs or floor drains is a health issue, not an inconvenience.
No water at all
Especially if it happened suddenly with no notice from the city.
Water heater leaking from the tank body
A tank that has split will not stop on its own. Shut off the water supply to the heater and the gas or breaker feeding it.
Suspected gas leak
Leave first, call 911, then Atmos Energy at 866-322-8667, then us.
Slab leak with visible damage
Warm spots on the floor, buckling flooring, or the sound of running water with every fixture off. Electronic leak detection runs 300 to 500 dollars and pinpoints the failure before any concrete is opened.
These usually can wait until the next business day: a single slow drain, a dripping faucet, a running toilet, or low pressure at one fixture. We would rather book you properly than charge you an after-hours fee for something that will hold overnight.
What to do while you wait for us
Shut off the water at the main
Everything else is secondary to stopping the flow.
Open a low faucet
After the main is closed, which drains pressure out of the system and slows the leak.
Kill power to the area
At the breaker if water is anywhere near outlets, an electrical panel, or the water heater.
Move what you can
Furniture and anything on the floor in the path of the water.
Photograph everything
Before cleanup begins. Insurance will ask.
Do not run drains
If sewage is backing up. Every gallon you send down makes it worse.
What we can honestly promise on response time
We are based in Mesquite, and Grand Prairie is about 40 minutes away across Interstate 30. We will not tell you we are around the corner when we are not.
Here is the real picture. Call before noon on a weekday and we can usually be there the same day. Outside those hours we still come out for genuine emergencies, and an after-hours call carries a flat 199 dollar dispatch fee so you know the number before we roll.
If your situation cannot wait 40 minutes, a closer company is the right call and we will tell you that on the phone rather than waste your time. What we bring for the drive is a Texas Master Plumber on the job, License M-39428, with more than 30 years of field experience.
What actually goes wrong in Grand Prairie
The emergencies split along the same line the city does.
North of Interstate 30, around downtown and the Dalworth and Bear Creek areas, most homes date from 1940 to 1969. That stock is on original cast iron drain lines and galvanized supply piping, both well past service life. The emergency there is usually a main line backup or a supply line that has corroded through, and it rarely gives much warning.
South Grand Prairie, developed from the 1990s onward after Joe Pool Lake filled, has a different failure pattern. Neighborhoods like Mira Lagos, Lakeridge, and Grand Peninsula are now at the age where original water heaters reach end of life. A tank failure in a two story home is the call we get most from that side of town.
Both halves sit on North Texas clay that swells and shrinks with the weather and moves foundations as it goes. That movement is what shears supply lines under a slab, and it is why slab leaks show up here more than they do in other parts of the country.
Winter adds its own version. When a hard freeze hits the metroplex, the calls come from unprotected hose bibs, uninsulated lines in attics and exterior walls, and pipes in unconditioned garages.
Where we respond in Grand Prairie
All four ZIP codes: 75050, 75051, 75052, and 75054.
That covers the older north side around downtown, Dalworth, and Bear Creek, the central corridor near Traders Village and Asia Times Square, the area around Lone Star Park and Epic Waters, and the newer south Grand Prairie neighborhoods including Mira Lagos, Lakeridge, Grand Peninsula, and the streets around Lynn Creek Park and Joe Pool Lake.
Grand Prairie spans Dallas, Tarrant, and Ellis counties. We work all of it.
Meet James Armstrong
Meet the Master Plumber Serving Grand Prairie: James Armstrong
James Armstrong has been a Mesquite-resident Master Plumber since 1995. What began as helping neighbors fix leaky faucets turned into a career — and eventually a family business, built on one simple rule: treat people right, do the job with integrity, and always stand behind your work. Today, James and his crew serve Grand Prairie, Sachse, Garland, and the broader DFW metro from the Mesquite headquarters at 844 Dalworth Dr.
“In thirty years of plumbing across the DFW metro, including Grand Prairie, the drain calls almost always come down to two things: tree roots in the older neighborhoods, and grease and hair buildup in the newer developments. We camera-inspect first, then choose hydro-jetting or snaking based on what we actually see — not on what gets you to the highest invoice.”
James Armstrong, Master Plumber • Texas License M-39428 • Founder, James Armstrong Plumbing
Every job comes with the Armstrong Clean Promise — we leave your home cleaner than we found it, guaranteed. No excuses, no mess, no shortcuts. It’s the kind of commitment that’s earned us thousands of repeat customers and a reputation across the DFW metroplex for honest, reliable work.
Emergency Calls Accepted After Hours & Weekends as well.
Our Process
What to Expect When You Call
Call or Book Online
Speak with a real person, not a call center. We schedule at your convenience.
Same-Day Inspection
A licensed plumber evaluates your issue on-site. No guesswork.
Upfront Quote
You approve the price before work begins. The number you see is final.
Clean, Expert Work
Armstrong Clean Promise — we leave your home better than we found it.
Follow-Up Guarantee
We check in within 24 hours and follow up to ensure everything holds.
No hassle estimate · No obligation · Real person answers
Service Areas
Serving Communities Across Dallas-Fort Worth
- Allen
- Anna
- Arlington
- Azle
- Balch Springs
- Bedford
- Benbrook
- Blue Mound
- Blue Ridge
- Burleson
- Celina
- Colleyville
- Combine
- Dallas
- Everman
- Fairview
- Farmersville
- Flower Mound
- Forest Hill
- Fort Worth
- Frisco
- Garland
- Grand Prairie
- Plano
- Richardson
- Rowlett
- Sunnyvale
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Hydro Jetting vs Snaking a Commercial Drain: Which One, and When
FAQ
Frequently Asked Questions
Have questions? We’ve got answers. Can’t find what you’re looking for? Give us a call anytime.
Yes. We come out for genuine emergencies outside normal hours, and an after-hours call carries a flat 199 dollar dispatch fee so there is no surprise on the invoice. For same-day service at standard rates, call before noon on a weekday.
We are based in Mesquite, roughly 40 minutes away depending on Interstate 30 traffic. If your situation cannot wait that long, we will tell you so on the phone and suggest you call someone closer.
Leave the building immediately without flipping switches or using your phone inside. Once you are outside and away from the house, call 911. Then call Atmos Energy at 866-322-8667, since Atmos is the gas utility for Grand Prairie. Call us at 214-918-6109 for the repair once the area has been made safe.
Usually at the street in a covered box near the curb, or on the exterior wall on the side of the house closest to the street. Older north Grand Prairie homes often have it at the curb. Newer south Grand Prairie homes more often have it near the hose bib on the street-facing wall.
Yes. Waste backing into a tub or floor drain means the main line is blocked, not a single fixture. Stop running water anywhere in the house and call us. A camera inspection at 150 to 400 dollars identifies the cause once the line is cleared.
Almost never. Leaking from the tank body means the tank has corroded through and it needs replacement. Shut off the water supply to the heater and the gas or breaker feeding it, then call us. We install State water heaters.