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

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

Winton Water Hardness & Quality Report (2026)

Water Hardness

hard

~120–179 mg/L

Hard

estimated · not lab-verified

Source

groundwater

pH Level

8.3

neutral = 7.0

Lead

0.009 mg/L

✓ Below action level

TDS

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

Appliance	In Winton	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 Winton compares to its nearest neighbours

City	Hardness	PFAS (ppt)	Risk	Source
▶ Winton, California	≈ 120–179 mg/L	0 ppt	🟠 Hard	groundwater
Atwater, California	≈ 120–179 mg/L	435.3 ppt	🟠 Hard	groundwater
Livingston, California	≈ 120–179 mg/L	0 ppt	🟠 Hard	groundwater
Merced, California	≈ 120–179 mg/L	124.6 ppt	🟠 Hard	groundwater
Delhi, California	≈ 180+ mg/L	15.3 ppt	🔴 Very Hard	groundwater

National Benchmark

How Winton compares to the USA average

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

Local geology and source profile

Source: GroundwaterTDS: 582.9 mg/LpH: 8.3

The Winton Water District serves residents of Winton and parts of Merced County, drawing its supply from the Merced River and local groundwater wells. Unfortunately, the specific details regarding the water treatment plants or the precise volumes from each source could not be determined from the available information. Comprehensive water quality reports detailing exact parameters were not accessible through the provided search results, leaving key aspects of the supply chain unconfirmed.

Winton's water originates from the San Joaquin Valley's Eocene Tulare Formation and the Pleistocene Merced River alluvium. Both of these geological sources are described as calcareous, meaning they contain a significant amount of calcium carbonate. This mineral composition is the primary reason why the groundwater in this region tends to be hard, often accompanied by elevated total dissolved solids (TDS).

While the exact hardness level for Winton's water remains unconfirmed, its geological origins suggest it is likely hard. This can lead to scale buildup in appliances like water heaters and dishwashers, potentially shortening their lifespan and reducing efficiency. Homeowners may notice reduced lathering from soaps and detergents. If hardness is confirmed to be significant, installing a water softener could be beneficial for protecting plumbing and improving the performance of household appliances.

Geology & Source: Eocene Tulare Formation (calcareous); Pleistocene Merced River alluvium (calcareous) — calcareous deposits produce hard water

Other California Water Reports

Atwater

≈ 120–179 mg/L

🟠 Hard

Livingston

≈ 120–179 mg/L

🟠 Hard

Merced

≈ 120–179 mg/L

🟠 Hard

Delhi

≈ 180+ mg/L

🔴 Very 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 Winton's water safe to drink?

Yes. Winton'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 Winton?

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

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