Middleburg Heights Water Hardness & Quality Report (2026)

Water Hardness

hard

~120–179 mg/L

Hard

estimated · not lab-verified

Source

groundwater

pH Level

7.7

neutral = 7.0

Lead

0.002 mg/L

✓ Below action level

TDS

193 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 Middleburg Heights, your appliances are currently losing 20% efficiency due to mineral buildup.

Appliance	In Middleburg Heights	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 Middleburg Heights compares to its nearest neighbours

City	Hardness	PFAS (ppt)	Risk	Source
▶ Middleburg Heights, Ohio	≈ 120–179 mg/L	4.5 ppt	🟠 Hard	groundwater
Brook Park, Ohio	≈ 120–179 mg/L	6.9 ppt	🟠 Hard	river
Berea, Ohio	≈ 180+ mg/L	0 ppt	🔴 Very Hard	river
Strongsville, Ohio	≈ 120–179 mg/L	4.7 ppt	🟠 Hard	groundwater
Parma Heights, Ohio	≈ 120–179 mg/L	6.4 ppt	🟠 Hard	river

National Benchmark

How Middleburg Heights compares to the USA average

Benchmark	Hardness	Appliance Risk
▶ Middleburg Heights	≈ 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 Middleburg Heights's Water Unique?

Local geology and source profile

Source: GroundwaterTDS: 193 mg/LpH: 7.7

Residents of Middleburg Heights receive their municipal water from the Cleveland Water Department. This vital service draws primarily from the vast expanse of Lake Erie, supplemented by groundwater sources. The water undergoes rigorous treatment at facilities serving the broader Cleveland metropolitan region before reaching homes in Cuyahoga County and surrounding communities across northeastern Ohio.

The water's journey begins in the Lake Erie watershed, flowing over bedrock formations of Devonian-age shale and siltstone, part of the Ohio shale formation. These ancient layers are blanketed by glacial deposits left from the Pleistocene epoch. It's within these bedrock and glacial materials that dissolved minerals, notably calcium and magnesium, are picked up, giving the water its characteristic regional hardness.

This hard water can lead to noticeable scale buildup on faucets and showerheads, and you might find that soaps and detergents don't lather as effectively. Appliances like water heaters and dishwashers can also be affected over time, potentially shortening their lifespan due to mineral deposits. Many homeowners opt for a water softener to combat these effects and improve appliance efficiency. For the most current details on the water's quality, including disinfection byproducts and compliance with safety standards, it's always best to check the Cleveland Water Department's annual Consumer Confidence Report.

Geology & Source: Devonian-age shales and siltstones of the Ohio shale formation; glacial deposits; calcium and magnesium minerals create hard water

Other Ohio Water Reports

Brook Park

≈ 120–179 mg/L

🟠 Hard

Berea

≈ 180+ mg/L

🔴 Very Hard

Strongsville

≈ 120–179 mg/L

🟠 Hard

Parma Heights

≈ 120–179 mg/L

🟠 Hard

Report an Issue

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 Middleburg Heights's water safe to drink?

Yes. Middleburg Heights'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 Middleburg Heights?

At ≈ 120–179 mg/L (Hard), Middleburg Heights'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 Middleburg Heights compare to the USA average?

The USA national average is 151 mg/L. Middleburg Heights (≈ 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 Middleburg Heights 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.