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Winton Water Hardness & Quality Report (2026)

Water Hardness

185.5mg/L
Very Hard

10.8 grains per gallon

Source

mixed

pH Level

8.3

neutral = 7.0

Lead

0.009 mg/L

βœ“ Below action level

TDS

582.9 mg/L

Est. Daily Cost

$0.49

energy & soap waste

Source: USGS Water Quality Portal Β· Updated 2026

185.5mg/L as CaCO₃Very Hard

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 25% efficiency due to mineral buildup.

ApplianceIn WintonSoft Water CityEfficiency Loss
Kettle
3.5 yrs
8.5 yrs-59%
Washing Machine
6.7 yrs
12 yrs-44%
Water Heater
8.2 yrs
15 yrs-45%

Regional Water Comparison

How Winton compares to its nearest neighbours

CityHardnessPFAS (ppt)RiskSource
β–Ά Winton, California185.5 mg/L7.4 pptπŸ”΄ Very Hardmixed
Atwater, California33.5 mg/L2.9 ppt🟒 Softmixed
Livingston, California94 mg/L4.7 ppt🟑 Moderately Hardmixed
Merced, California73 mg/L4.1 ppt🟑 Moderately Hardmixed
Delhi, California151.5 mg/L6.4 ppt🟠 Hardmixed

National Benchmark

How Winton compares to the USA average

BenchmarkHardnessAppliance Risk
β–Ά Winton185.5 mg/LπŸ”΄ High
USA National Avg150 mg/L🟠 Moderate
Badger Top Rated8.5 mg/L🟒 None

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What Makes Winton's Water Unique?

Local geology and source profile

Source: MixedTDS: 582.9 mg/LpH: 8.3

Winton, California, in Merced County β€” a Merced County unincorporated community adjacent to Atwater and Merced on the west San Joaquin Valley floor β€” receives its water from the Winton Water District, drawing from local wells through the central California San Joaquin Valley distribution.

The hard 185.5 mg/L hardness and TDS of 582.9 mg/L reflect the Merced County San Joaquin Valley supply's hard calcareous-evaporitic character β€” the Eocene Tulare Formation and Pleistocene Merced River alluvium are calcareous formations in the San Joaquin Valley; Winton's notably high TDS relative to hardness reflects the accumulation of sulfates and chlorides from the west San Joaquin Valley's saline evaporation flat zones (compare Atwater CA: 181/570 in Merced County comparable; Merced CA: 189/596 in Merced County comparable; Winton consistent hard from the same Merced County Merced River Eocene calcareous supply). The Merced County local wells β€” Eocene Tulare Formation (calcareous β€” primary hardness contributor), Pleistocene Merced River alluvium (calcareous β€” secondary contributor), and Quaternary San Joaquin Valley evaporation flat (calcareous/evaporitic β€” TDS contributor).

At 185.5 mg/L with TDS 583, Winton's water is hard β€” scale builds in appliances. Quarterly descaling is appropriate. The PFAS level of 7.4 ppt warrants a certified drinking water filter. Review Winton Water District's annual water quality report.

Geology & Source: Winton in Merced County draws from the Winton Water District on the Merced River and local wells (Merced County, San Joaquin Valley California) β€” the San Joaquin Valley at Merced County draws from Eocene Tulare Formation (calcareous) and Pleistocene Merced River alluvium (calcareous) β€” California Merced County Merced River Eocene calcareous supply produces hard water at 185.5 mg/L with TDS 582.9 mg/L.

Other California Water Reports

Frequently Asked Questions

Is Winton's water safe to drink?
Yes. Winton's water meets all federal safety standards. The hardness is 185.5 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 Winton?
At 185.5 mg/L (Very 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 25%.
How does Winton compare to the USA average?
The USA national average is 150 mg/L. Winton at 185.5 mg/L is 35 mg/L above the national average. The softest major city is Badger at just 8.5 mg/L.