How does Marion Oaks's water compare to the national average?

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

Marion Oaks Water Hardness & Quality Report (2026)

Water Hardness

hard

~120–179 mg/L

Hard

estimated · not lab-verified

Source

groundwater

pH Level

8.5

neutral = 7.0

Lead

0.007 mg/L

✓ Below action level

TDS

885.6 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 Marion Oaks, your appliances are currently losing 20% efficiency due to mineral buildup.

Appliance	In Marion Oaks	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 Marion Oaks compares to its nearest neighbours

City	Hardness	PFAS (ppt)	Risk	Source
▶ Marion Oaks, Florida	≈ 120–179 mg/L	11.3 ppt	🟠 Hard	groundwater
On Top of the World, Florida	≈ 120–179 mg/L	10.7 ppt	🟠 Hard	groundwater
Ocala, Florida	≈ 180+ mg/L	276.2 ppt	🔴 Very Hard	groundwater
The Villages, Florida	153 mg/L	63.9 ppt	🟠 Hard	groundwater
Silver Springs, Florida	≈ 120–179 mg/L	8.8 ppt	🟠 Hard	groundwater

National Benchmark

How Marion Oaks compares to the USA average

Benchmark	Hardness	Appliance Risk
▶ Marion Oaks	≈ 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 Marion Oaks's Water Unique?

Local geology and source profile

Source: GroundwaterTDS: 885.6 mg/LpH: 8.5

The Marion Oaks Subdivision Municipal Water Company serves the Marion Oaks residential community within Marion County, Florida. The utility draws its supply exclusively from the Floridan aquifer system, the primary regional groundwater source, accessed through local wells. No surface water reservoirs or rivers supplement the supply. Treatment and distribution infrastructure is operated to serve the Marion Oaks community. Residents seeking the most current Consumer Confidence Report and annual water quality testing results should contact the utility or Marion County Utilities at 352-307-6000.

The Floridan aquifer consists primarily of Tertiary-age limestone and dolomite formations underlying central Florida. As groundwater percolates through these carbonate rock layers, it dissolves calcium and magnesium minerals, resulting in naturally hard water throughout the region. This geological setting is typical of Marion County; the confined aquifer structure enhances prolonged rock-water contact, further increasing dissolved mineral loads and producing the area's characteristically hard supply.

Marion Oaks residents can expect mineral scale buildup on faucets, showerheads, and inside water heaters and dishwashers. Regular maintenance using vinegar or commercial descaling products mitigates accumulation. For households experiencing significant appliance efficiency loss, ion-exchange water softening systems are available, though treatment remains optional unless hardness becomes excessive. Available water quality data indicates Marion Oaks tap water may contain contaminants including MTBE, lead, and bromide; consulting the most current annual Consumer Confidence Report is recommended.

Geology & Source: Floridan aquifer system, central Florida — Tertiary-age limestone and dolomite carbonate formations; dissolution of calcium and magnesium produces characteristically hard groundwater throughout Marion County

Other Florida Water Reports

On Top of the World

≈ 120–179 mg/L

🟠 Hard

Ocala

≈ 180+ mg/L

🔴 Very Hard

The Villages

153 mg/L

🟠 Hard

Silver Springs

≈ 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 Marion Oaks's water safe to drink?

Yes. Marion Oaks'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 Marion Oaks?

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

The USA national average is 151 mg/L. Marion Oaks (≈ 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 Marion Oaks 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.