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

The USA national average is 151 mg/L. Xenia (≈ 180+ mg/L) is 189 mg/L harder than average.

Xenia Water Hardness & Quality Report (2026)

Water Hardness

very hard

180+ mg/L

Very Hard

estimated · not lab-verified

Source

groundwater

pH Level

8.1

neutral = 7.0

Lead

0.004 mg/L

✓ Below action level

TDS

410 mg/L

Est. Daily Cost

$0.91

energy & soap waste

Source: See methodology section below · Updated 2026

very hard180+ mg/LVery Hard · 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 Xenia, your appliances are currently losing 45% efficiency due to mineral buildup.

Appliance	In Xenia	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 Xenia compares to its nearest neighbours

City	Hardness	PFAS (ppt)	Risk	Source
▶ Xenia, Ohio	≈ 180+ mg/L	0 ppt	🔴 Very Hard	groundwater
Beavercreek, Ohio	≈ 120–179 mg/L	0 ppt	🟠 Hard	groundwater
Fairborn, Ohio	≈ 120–179 mg/L	7.6 ppt	🟠 Hard	river
Riverside, Ohio	≈ 180+ mg/L	10.1 ppt	🔴 Very Hard	river
Centerville, Ohio	≈ 120–179 mg/L	6.4 ppt	🟠 Hard	river

National Benchmark

How Xenia compares to the USA average

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

Local geology and source profile

Source: GroundwaterTDS: 410 mg/LpH: 8.1

The City of Xenia Water Department provides public water services to the city of Xenia (ZIP 45385) and surrounding areas in Greene County, Ohio, drawing from the Little Miami River watershed via the City of Xenia Water Division. The Greene County Regional Water District oversees broader water quality reporting, with annual Consumer Confidence Reports (CCRs) available at greenecountyohio.gov or by phone at (937) 562-7450. The supply undergoes standard filtration, disinfection (chlorination), and corrosion control treatment.

Xenia's supply draws from the Little Miami River watershed in the Greene County southwest Ohio corridor, underlain by Silurian calcareous dolomite and Ordovician calcareous limestone characteristic of the Dayton suburban region. These carbonate-rich formations naturally dissolve minerals into the water, contributing to a hard supply character with limited softening due to the high mineral content of the bedrock. Regional glacial deposits influence recharge, and karst features impart significant calcium and magnesium to the supply.

Very hard water in Xenia creates major scale buildup, rapidly affecting water heaters, dishwashers, washing machines, and coffee makers by reducing efficiency and lifespan. Fixtures like faucets and showerheads clog, causing low flow and spotting on dishes and glassware. Regular vinegar descaling, scale-inhibiting filters, and biannual water heater flushing are advised; a whole-house water softener is strongly recommended to prevent appliance damage and improve soap efficiency. Greene County CCRs detail compliance and contaminants; regional investments have addressed hardness character, and 8 contaminants have been noted above health guidelines per analysis sources.

Geology & Source: Little Miami River watershed — Greene County Silurian dolomite and Ordovician calcareous limestone; carbonate-rich bedrock with limited softening yields hard supply in southwest Ohio

Other Ohio Water Reports

Beavercreek

≈ 120–179 mg/L

🟠 Hard

Fairborn

≈ 120–179 mg/L

🟠 Hard

Riverside

≈ 180+ mg/L

🔴 Very Hard

Centerville

≈ 120–179 mg/L

🟠 Hard

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Notice an error or missing data? Help us keep this page accurate. If you spot incorrect water hardness, outdated utility info, or missing details, please let us know.

All reports are reviewed by our team. Thank you for supporting data quality!

Frequently Asked Questions

Is Xenia's water safe to drink?

Yes. Xenia's water meets all federal safety standards. The hardness is ≈ 180+ mg/L (Very Hard), which is safe to drink. High hardness affects appliances and taste, but poses no health risk.

Do I need a water softener in Xenia?

At ≈ 180+ mg/L (Very Hard), Xenia'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 45%.

How does Xenia compare to the USA average?

The USA national average is 151 mg/L. Xenia (≈ 180+ mg/L) is 189 mg/L above the national average. The softest major city is Scarsdale at just 0.02 mg/L.

Data Sources & Methodology

Water quality data for Xenia 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.