Alafaya Water Hardness & Quality Report (2026)
Water Hardness
~120–179 mg/L
Hardestimated · not lab-verified
Source
groundwater
pH Level
7.7
neutral = 7.0
Lead
0.004 mg/L
✓ Below action level
TDS
691 mg/L
Est. Daily Cost
$0.40
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 Alafaya, your appliances are currently losing 20% efficiency due to mineral buildup.
| Appliance | In Alafaya | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 6.8 yrs | 8.5 yrs | -20% |
| Washing Machine | 9.6 yrs | 12 yrs | -20% |
| Water Heater | 12 yrs | 15 yrs | -20% |
Regional Water Comparison
How Alafaya compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ Alafaya, Florida | ≈ 120–179 mg/L | 7.9 ppt | 🟠 Hard | groundwater |
| Goldenrod, Florida | ≈ 120–179 mg/L | 7 ppt | 🟠 Hard | groundwater |
| Azalea Park, Florida | ≈ 180+ mg/L | 6.5 ppt | 🔴 Very Hard | groundwater |
| Oviedo, Florida | ≈ 120–179 mg/L | 0 ppt | 🟠 Hard | groundwater |
| Winter Park, Florida | ≈ 120–179 mg/L | 0 ppt | 🟠 Hard | groundwater |
National Benchmark
How Alafaya compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Alafaya | ≈ 120–179 mg/L | 🟠 Moderate |
| USA National Avg | 151 mg/L | 🟠 Moderate |
| Scarsdale Top Rated | 0.02 mg/L | 🟢 None |
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What Makes Alafaya's Water Unique?
Local geology and source profile
Alafaya, an unincorporated community in Orange County, Florida, receives its water from the Orange County Utilities (OCU) system. The primary source is groundwater extracted from the Floridan Aquifer System via wells in the central Florida region. Key facilities include the Wekiva drinking water treatment plant and associated wellfields serving eastern Orange County, including Alafaya. OCU provides potable water to over 800,000 residents across the county. Treatment involves aeration, filtration, chloramination, and lime softening to stabilize pH and reduce corrosivity, with aquifer water blended with minimal surface inputs if needed.
The supply originates within the St. Johns River Water Management District watershed but is primarily shaped by local hydrogeology. The Floridan Aquifer, confined by the intermediate aquifer system above, consists of thick sequences of karstic limestone from the Eocene Ocala Limestone and underlying formations including the Avon Park Formation. This geology dissolves calcium and magnesium into the water, yielding a hard supply prone to mineral accumulation. Karst cavities and conduits facilitate rapid flow while enhancing mineral pickup from surrounding carbonate rock, contributing to elevated dissolved solids typical of central Florida groundwater.
Moderately hard water leads to scale buildup in pipes, water heaters, and dishwashers, reducing efficiency and lifespan. Laundry may require more detergent, and skin or hair might feel drier after bathing. Regular vinegar descaling, low-flow aerators, and annual maintenance help mitigate issues. A water softener is recommended for households noticing soap inefficiency or fixture spotting. Orange County water typically has a pH of 7.5–8.5; lead and copper rule compliance is maintained through corrosion control, with 90th percentile copper below action levels in recent CCRs. Notable contaminants include low levels of radium from natural aquifer sources and disinfection byproducts like TTHMs, all below MCLs post-treatment.
Geology & Source: Floridan Aquifer System — Eocene Ocala Limestone and Avon Park Formation karstic carbonates; karst cavities enhance mineral pickup; calcium and magnesium dissolution yields hard central Florida groundwater
Other Florida Water Reports
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Frequently Asked Questions
Is Alafaya's water safe to drink?
Do I need a water softener in Alafaya?
How does Alafaya compare to the USA average?
Data Sources & Methodology
Water quality data for Alafaya 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.