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Lewisville, TX · 75029 · 75056 · 75057 · 75067

Pool Drain and Refill in Lewisville, TX

Controlled partial or full drainage and fresh water resets to resolve high cyanuric acid, severe calcium buildup, or total dissolved solids. We monitor groundwater risk and balance start-up chemistry.

What our pool drain and refill covers in Lewisville

A planned water replacement service using submersible pumps to pull stagnant, over-stabilized water without running your equipment pad dry. We verify hydrostatic conditions, reset water level, and add the baseline chemistry to bring water balance back into range.

  • ✓Submersible pump deployment and supervised discharge to designated cleanouts
  • ✓Hydrostatic relief valve inspection and plug replacement where applicable
  • ✓Partial dilution drains targeted to bring cyanuric acid back to 30–50 ppm
  • ✓Full drainage resets for total dissolved solids (TDS) exceeding 2,500 ppm above tap
  • ✓Equipment protection by isolating Pentair, Hayward, and Jandy filtration pads during drain
  • ✓Initial water balance upon refill (pH 7.2–7.6, total alkalinity 80–120 ppm, free chlorine 1–3 ppm)
  • ✓Inspection of filter drain plugs (Pentair Quad Filter drain caps, Jandy CV/CL assemblies, 1.5" MPT plugs)

What we don't do (just so you know)

  • • Plaster resurfacing, chip repair, or structural shell replastering
  • • Municipal water utility refill costs charged on your local water bill
  • • Total pool drains during heavy rainfall or in high water-table zones where popping risk exists

Common pool drain and refill symptoms we see in Lewisville

High cyanuric acid (CYA above 100 ppm) locking out chlorine effectivenessChlorine reading zero despite continuous addition of trichlor chlorine tabletsCalcium hardness climbing past 600 ppm causing scale on tile lines and heatersTotal dissolved solids (TDS) so high that algaecide and shock stop clarifying waterRecurrent green or hazy water that will not clear with regular filter cleanings

If you're seeing any of these, call (469) 455-1054 — most are diagnosable in one visit.

About pool drain and refill in Lewisville, TX

Lewisville is a major DFW suburb with over 115,000 residents spread across diverse neighborhoods ranging from established communities built in the 1980s to brand-new master-planned developments. The city sits along Lewisville Lake, one of DFW's most popular recreation areas, and benefits from excellent transportation access via I-35E and the DART rail system. The pool market in Lewisville is massive and varied — Castle Hills and other newer developments feature modern pools with premium equipment, while established neighborhoods along Valley Ridge and throughout central Lewisville contain thousands of older pools that benefit from regular professional maintenance and equipment updates. Lewisville's proximity to the lake means seasonal moisture and humidity can affect algae pressure, while the city's mature tree canopy creates leaf management challenges in many neighborhoods. The sheer number of pools in Lewisville combined with the diversity of ages and equipment types requires a service provider with deep technical knowledge and flexible service approaches. Our team handles everything from basic weekly chemical maintenance on newer salt pools to comprehensive service on 30-year-old plaster pools with original equipment. Located just 10 miles from our Northlake headquarters, Lewisville is efficiently served with multiple weekly routes.

Lewisville water profile

Lewisville is served by municipal water from the City of Lewisville system, sourcing from Lewisville Lake and the DFW water supply network. Water quality is good with moderate mineral content (300-400 ppm TDS). The proximity to Lewisville Lake means seasonal algae pressure can be higher, particularly in summer and early fall. Municipal water is generally favorable for pool maintenance with consistent chemistry year-round.

Lewisville pool & equipment mix

Lewisville has the widest diversity of pool types in our service area. Established neighborhoods (1980s-2000s) contain classic plaster pools with sand filters and single-speed pumps — many approaching or past equipment replacement age. Newer communities like Castle Hills feature modern installations with pebble finishes, cartridge filtration, variable-speed pumps, and smart automation. Mid-range neighborhoods often have pools in the 15-20 year old range that benefit from targeted equipment upgrades. Pool sizes range from compact 8,000-gallon backyard pools to large 30,000+ gallon installations.

Neighborhoods we serve in Lewisville

Castle HillsValley RidgeLakewood VillageVista RidgeCreeksideTimber CreekGarden RidgeOld Town Lewisville

Working pool drain and refill jobs near…

Lewisville LakeVista Ridge MallMCL Grand TheaterRailroad ParkLewisville Lake Environmental Learning AreaCastle Hills Shopping District
"We were paying too much for pool service that wasn't even showing up half the time. Switched to Simplified Pools and immediately noticed the difference — consistent, communicative, and our pool has been crystal clear since day one. The text notifications are a great touch."
— Jorge & Maria T., Lewisville Homeowners

Lewisville pool drain and refill questions

How fast can you get to my Lewisville pool for pool drain and refill?
Our usual Lewisville response time is 24-48 hours after the first call, and we're already routing through Denton County most days. Diagnostic visits are scheduled within 1-2 business days.
Does Lewisville water affect pool drain and refill?
Lewisville is on municipal water (typically Upper Trinity Water District or DCUD), which is relatively clean — TDS under 500 ppm — but summer irrigation demand and Texas heat still push chemistry around. For pool drain and refill that's mostly good news — the failures we see in Lewisville are heat-cycle and chemistry-drift related rather than mineral, so they're more predictable and cheaper to stay ahead of. Most Lewisville pools are plaster or pebble — finishes that show staining fast if chemistry slips.
Do you charge for the diagnostic visit even if I don't book the repair?
Yes — there's a flat diagnostic charge that we quote on the call before we send a tech. We waive it if you book the repair on the same visit. The diagnostic includes a written estimate so you can compare or get a second opinion before any work starts. We don't publish a fixed repair price online because every job is genuinely different — but you'll never get a surprise number.
Are you licensed and insured for pool work in Lewisville?
Yes — we carry full general liability + workers' comp, and our techs are trained on every major brand (Pentair, Hayward, Jandy, Sta-Rite). We're a real local business in Argyle serving Lewisville (75029, 75056, 75057, 75067), not a referral marketplace that sells your details to whoever answers first.
Do you bring parts on the first visit, or do I wait for a second visit for the repair?
We stock the most-common parts on every truck — pump seals, basket lids, cartridges, sand, filter o-rings, ignition components, salt-cell test kits. About 70% of repairs in Lewisville finish on the first visit. The other 30% need a part order; we book the return for the next available slot, usually within 48 hours.
What causes high CYA in a pool?
Routine use of stabilized chlorine—most commonly trichlor chlorine tablets and dichlor shock—is the primary cause. Cyanuric acid protects free chlorine from sun degradation, but unlike chlorine, CYA does not evaporate or degrade. Every tablet adds stabilizer that accumulates permanently until water is physically pumped out and replaced.
What does high CYA do to pool water?
When cyanuric acid rises past 80–100 ppm, it over-stabilizes the water and creates chlorine lock. In this state, free chlorine cannot sanitize quickly enough to kill bacteria and algae, leading to cloudy water or green pool blooms even though your test kit shows available chlorine.
Can you lower CYA without draining the pool?
No chemical or additive reliably eliminates cyanuric acid in residential pools. Specialized biological reducers produce inconsistent results in field conditions. A calculated drain and refill—either a partial drain or a serial dilution—is the only dependable method to bring CYA back to the recommended 30–50 ppm range.
Is it safe to drain a pool completely in North Texas?
Draining an inground pool carries structural risks if groundwater pressure around the shell exceeds the weight of water inside. In DFW clay soils, heavy rain can float or crack a dry gunite pool. We assess site drainage, check hydrostatic valves, and often recommend partial step-drains to protect the shell.

Lewisville pool drain and refill — call (469) 455-1054

Family-owned in Argyle. Real techs, real same-day service when we have parts on the truck.

Free checklist

The DFW month-by-month pool checklist

What it covers (12 months · 76 tasks · 12 marked critical):

  • Freeze nights (January and December): keep the pump running, and what to drain if the power goes out
  • The March opening: test everything, brush, shock, then balance alkalinity, pH and calcium
  • Summer: testing two or three times a week, the weekly shock, and what to do after rain or a party
  • Fall leaves, and easing the chemistry down for winter
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One email with a link to the printable checklist — print it, or save it as a PDF, from that page. That is all we send: no mailing list.

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Simplified Pools

1611 Commons Cir Suite 100, Northlake, TX 76226
Northlake, TX 76226

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