The Trails of Frisco Water Hardness & Quality Report (2026)
Water Hardness
180+ mg/L
Very Hardestimated · not lab-verified
Source
mixed
pH Level
7.7
neutral = 7.0
Lead
0.002 mg/L
✓ Below action level
TDS
267.2 mg/L
Est. Daily Cost
$0.91
energy & soap waste
Source: See methodology section below · Updated 2026
0–60
mg/L
Soft
61–120
mg/L
Moderately Hard
121–180
mg/L
Hard
180+
mg/L
Very Hard
Appliance Damage Report
In The Trails of Frisco, your appliances are currently losing 45% efficiency due to mineral buildup.
| Appliance | In The Trails of Frisco | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 4.7 yrs | 8.5 yrs | -45% |
| Washing Machine | 6.6 yrs | 12 yrs | -45% |
| Water Heater | 8.3 yrs | 15 yrs | -45% |
Regional Water Comparison
How The Trails of Frisco compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ The Trails of Frisco, Texas | ≈ 180+ mg/L | 5.7 ppt | 🔴 Very Hard | mixed |
| Frisco, Texas | ≈ 180+ mg/L | 74.8 ppt | 🔴 Very Hard | reservoir |
| Little Elm, Texas | ≈ 120–179 mg/L | 64.3 ppt | 🟠 Hard | reservoir |
| The Colony, Texas | ≈ 0–60 mg/L | 182.1 ppt | 🟢 Soft | reservoir |
| Prosper, Texas | ≈ 180+ mg/L | 108.5 ppt | 🔴 Very Hard | reservoir |
National Benchmark
How The Trails of Frisco compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ The Trails of Frisco | ≈ 180+ mg/L | 🔴 High |
| USA National Avg | 151 mg/L | 🟠 Moderate |
| Scarsdale Top Rated | 0.02 mg/L | 🟢 None |
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What Makes The Trails of Frisco's Water Unique?
Local geology and source profile
The Trails of Frisco, a residential community in Frisco, Texas, receives its water from the City of Frisco utility, supplied by the North Texas Municipal Water District (NTMWD). NTMWD sources treated surface water primarily from Lavon Lake, with additional contributions from Lake Texoma, Jim Chapman Lake, Lake Tawakoni, and the East Fork Reuse Project. Treatment occurs at the Wylie Water Treatment Plant, serving Frisco in Collin County, part of the Dallas-Fort Worth metroplex. The treatment process involves filtration, disinfection, and fluoridation with monthly compliance testing.
The waters originate in the Upper Trinity River watershed, encompassing reservoirs fed by rivers traversing North Texas terrain. The geology involves Cretaceous-period limestone and dolomite formations, including those associated with the Austin Chalk and Edwards Plateau margins, which contribute dissolved calcium and magnesium carbonates as surface water flows over carbonate bedrock. Frisco's supply is predominantly surface water from these lakes, resulting in a hard supply due to natural mineral leaching from carbonate rock. The region also features the Woodbine Aquifer and Trinity Aquifer, though these influence groundwater rather than Frisco's primary lake-sourced supply.
Very hard water promotes significant scale buildup from mineral deposits, reducing efficiency in water heaters, dishwashers, washing machines, and pipes, leading to higher energy costs and frequent repairs. Fixtures show white residue, soap lathers poorly, and skin and hair may dry out. Regular descaling of aerators and appliances is recommended; a water softener is strongly advised to remove calcium and magnesium, extend equipment life, and improve cleaning efficiency. Frisco's water earns a Superior rating from the Texas Commission on Environmental Quality (TCEQ), exceeding state and federal standards with turbidity consistently below 1 NTU (highest 0.4 NTU, 99.5% compliance) and compliance with lead/copper rules.
Geology & Source: Upper Trinity River watershed — Cretaceous limestone and dolomite of Austin Chalk and Edwards Plateau margins; surface water from North Texas reservoirs picks up calcium and magnesium carbonates, producing hard supply
Other Texas Water Reports
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Frequently Asked Questions
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Data Sources & Methodology
Water quality data for The Trails of Frisco is derived from geographic and geological modelling of the surrounding region. No federal monitoring station data was available for this location.
Water Hardness
Modelled estimate based on state-level USGS geological survey data for this region. No direct USGS Water Quality Portal measurement was matched to this city — the value reflects a statistical range calibrated to the state's dominant rock types and typical source water characteristics.
pH
Estimated from regional geology and source water characteristics. pH is correlated with water hardness and local bedrock — values may differ from utility-reported figures.
TDS — Total Dissolved Solids
Estimated using a derived ratio from water hardness and regional conductance profiles. TDS in natural water correlates strongly with total mineral content including hardness ions.
PFAS — Perfluoroalkyl and Polyfluoroalkyl Substances
EPA UCMR5 (5th Unregulated Contaminant Monitoring Rule, 2023–2025) — sum of PFAS compounds detected at the public water system serving this city. A value of 0 indicates the system was sampled with no detection above reporting limits.
Lead
Modelled estimate based on the EPA Lead and Copper Rule 90th-percentile tap-sample methodology. No publicly available per-city lead dataset with sufficient national coverage exists. Values are a conservative baseline derived from city population tier and infrastructure age — all estimates are maintained below the EPA action level of 0.015 mg/L.
Appliance Lifespan
Calculated from water hardness using a linear degradation model. Baseline lifespans represent soft-water performance (kettle: 8.5 yrs, washing machine: 12.0 yrs, water heater: 15.0 yrs). Hard water mineral scale progressively reduces operational life in direct proportion to hardness concentration.