Plumbers in St. George, Utah
Licensed plumbers across St. George and Washington County — repairs, repipes, water heaters, and the softener work this area's mineral-heavy water demands.
What plumbers deal with here
St. George draws drinking water from two very different places, and both leave a mark on household plumbing. The city's own supply comes from springs and wells tapping the Navajo Sandstone and Kayenta Formation aquifers. The rest is Virgin River surface water, stored in the Quail Creek and Sand Hollow reservoirs and treated at the Quail Creek Water Treatment Plant before it reaches city limits. Most homes in town receive a blend of the two, and the mix shifts through the year.
Both sources are mineral-heavy. The City of St. George's 2025 Drinking Water Quality Report puts total dissolved solids between 118 and 936 ppm across city groundwater sources, and 552 to 580 ppm in the water purchased from the Washington County Water Conservancy District — against the Utah Division of Water Quality's 1,000 ppm ceiling. Calcium ran 18 to 95 ppm.
That mineral load is why so much residential plumbing work in this valley is scale-related: water heaters that lose capacity years early, fixtures and valves that seize, and softener and reverse-osmosis systems that need servicing rather than installing once and forgetting.
Verifying a plumber's license
Utah licenses plumbers through the Division of Professional Licensing (DOPL), part of the Department of Commerce. License status is public and free to check — search the contractor or company name in the state's license verification tool before work starts, not after.
A plumbing license is separate from a general contractor's license. A general contractor is not automatically cleared to do plumbing work, so on a remodel it is worth asking who specifically is pulling the plumbing portion and under which license.
What to ask before hiring
- Is the quote for time and materials, or a flat rate? Both are normal; problems come from not knowing which you agreed to.
- Who pulls the permit? Work that alters supply or drain lines generally needs one, and the permit should be in the contractor's name, not yours.
- What is warranted, and for how long — parts and labor are often covered for different periods.
- For a water heater or softener: what is the expected service interval here? A shop that works this valley daily will have a specific answer, because the mineral load makes the generic manufacturer figure optimistic.
Plumbers in St. George
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Dixie Drain Doctor
St. George plumbing and rooter company offering drain cleaning, water heater service, leak and faucet repair, and 24/7 emergency plumbing.
1135 E 770 N, St. George, UT
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Element Plumbing, Heating & Air
Family-owned plumbing and HVAC company in St. George offering plumbing repairs, water heaters, drain service, and heating and air, with 24/7 service.
1240 E 100 S, St. George, UT
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Marlin Plumbing Heating & Air
Family-owned plumbing, heating, and air company serving the St. George area since 1978, offering repairs, water heaters, fixtures, and 24/7 emergency service.
653 N 3050 E, St. George, UT
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Master Plumbing Systems
St. George plumbing company established in 1996, offering water heater installation and repair, drain cleaning, faucet repair, and full-service plumbing.
1284 W 1130 N, St. George, UT
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Putnam Plumbing
Family-owned plumbing company serving St. George and Southern Utah for over 30 years, offering repairs, water heaters, and residential and commercial plumbing.
3292 E Deseret Dr, St. George, UT
Frequently asked questions
Is St. George water hard enough to need a softener?
The city's 2025 Drinking Water Quality Report does not publish a hardness figure in grains per gallon, so treat any specific number you see quoted — especially on a softener vendor's own site — with caution. What the report does show is a heavy mineral load: total dissolved solids of 118 to 936 ppm from city groundwater sources and 552 to 580 ppm from Washington County Water Conservancy District water, with calcium between 18 and 95 ppm. Softeners and reverse-osmosis systems are common in the valley for that reason. If you want a hardness number for your own address, have a plumber or water-treatment company test at the tap — the blend varies by location and by season.
Does St. George add fluoride to the water?
No. The 2025 Drinking Water Quality Report states plainly that the fluoride present in the water occurs naturally in the local deposits and that the city does not add fluoride to its supply.
Are there lead service lines in St. George?
The City of St. George completed a service line inventory and determined that all of its service lines are non-lead; the inventory is published on the city website. Lead can still enter tap water from materials inside a home — solder, older fixtures and household plumbing components — which is why the city recommends flushing the tap for 30 seconds to two minutes when water has been sitting before you use it for drinking or cooking.
How do I check that a plumber is licensed in Utah?
Search the person or company in the Utah Division of Professional Licensing's public verification tool at secure.utah.gov/llv/search. It is free, and it shows current status, so it distinguishes a license that is active from one that has lapsed. Confirm the license covers plumbing specifically — a general contractor's license is a different credential.