How does Elon's water compare to the national average?

The USA national average is 151 mg/L. Elon (≈ 120–179 mg/L) is 1 mg/L softer than average.

Elon Water Hardness & Quality Report (2026)

Water Hardness

hard

~120–179 mg/L

Hard

estimated · not lab-verified

Source

reservoir

pH Level

neutral = 7.0

Lead

0.007 mg/L

✓ Below action level

TDS

359.9 mg/L

Est. Daily Cost

$0.40

energy & soap waste

Source: See methodology section below · Updated 2026

hard~120–179 mg/LHard · est.

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 Elon, your appliances are currently losing 20% efficiency due to mineral buildup.

Appliance	In Elon	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 Elon compares to its nearest neighbours

City	Hardness	PFAS (ppt)	Risk	Source
▶ Elon, North Carolina	≈ 120–179 mg/L	39.8 ppt	🟠 Hard	reservoir
Burlington, North Carolina	23.4 mg/L	131.7 ppt	🟢 Soft	reservoir
Graham, North Carolina	≈ 0–60 mg/L	80.1 ppt	🟢 Soft	reservoir
Mebane, North Carolina	≈ 120–179 mg/L	72.9 ppt	🟠 Hard	reservoir
Greensboro, North Carolina	≈ 60–120 mg/L	10 ppt	🟡 Moderately Hard	reservoir

National Benchmark

How Elon compares to the USA average

Benchmark	Hardness	Appliance Risk
▶ Elon	≈ 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 Elon's Water Unique?

Local geology and source profile

Source: ReservoirTDS: 359.9 mg/LpH: 8

Elon Water Company supplies the town of Elon, North Carolina, a community of about 10,313 residents in Alamance County. Instead of running its own treatment facilities, the utility purchases its drinking water, relying on regional water supply agreements. Their offices are located at 104 S. Williamson Ave, Elon, NC 27244, and they can be contacted at 336-584-3601.

The water originates from surface sources within North Carolina's Piedmont region. This area is geologically defined by metamorphic bedrock such as schist, gneiss, and quartzite, alongside Triassic sedimentary formations. As water flows through these mineral-rich rocks and soils, it picks up calcium and magnesium, the main components that determine water hardness. The geology of the Piedmont naturally results in moderately mineralized water supplies across the region.

With its moderately hard classification, Elon residents might notice some scale accumulation in appliances like water heaters and kettles over time, though it’s typically less severe than in very hard water areas. You may also find that soap and detergents aren't quite as effective, requiring slightly more product for cleaning. While not strictly necessary, a water softener could help extend the life of sensitive appliances and improve cleaning performance. Elon Water Company's supply has also been flagged for potential concerns regarding carbon tetrachloride, tetrachloroethylene, and beryllium, so it’s wise to check their latest Consumer Confidence Report for the most up-to-date information on treatment and compliance and contaminant monitoring.

Geology & Source: Piedmont metamorphic terrain; schist, gneiss, quartzite, and Triassic sedimentary rocks contribute moderate hardness

Other North Carolina Water Reports

Burlington

23.4 mg/L

🟢 Soft

Graham

≈ 0–60 mg/L

🟢 Soft

Mebane

≈ 120–179 mg/L

🟠 Hard

Greensboro

≈ 60–120 mg/L

🟡 Moderately Hard

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Frequently Asked Questions

Is Elon's water safe to drink?

Yes. Elon's water meets all federal safety standards. The hardness is ≈ 120–179 mg/L (Hard), which is safe to drink. High hardness affects appliances and taste, but poses no health risk.

Do I need a water softener in Elon?

At ≈ 120–179 mg/L (Hard), Elon's water will cause significant limescale on kettles, washing machines, and water heaters. A water softener or descaler is strongly recommended to extend appliance lifespan and reduce energy bills by up to 20%.

How does Elon compare to the USA average?

The USA national average is 151 mg/L. Elon (≈ 120–179 mg/L) is 1 mg/L below the national average. The softest major city is Scarsdale at just 0.02 mg/L.

Data Sources & Methodology

Water quality data for Elon is derived from geographic and geological modelling of the surrounding region. No federal monitoring station data was available for this location.

Estimated

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.

Estimated

Estimated from regional geology and source water characteristics. pH is correlated with water hardness and local bedrock — values may differ from utility-reported figures.

Estimated

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.

Measured

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.

Modelled

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.

Calculated

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.