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

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

Winfield Water Hardness & Quality Report (2026)

Water Hardness

hard

~120–179 mg/L

Hard

estimated · not lab-verified

Source

reservoir

pH Level

8.5

neutral = 7.0

Lead

0.007 mg/L

✓ Below action level

TDS

1082.6 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 Winfield, your appliances are currently losing 20% efficiency due to mineral buildup.

Appliance	In Winfield	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 Winfield compares to its nearest neighbours

City	Hardness	PFAS (ppt)	Risk	Source
▶ Winfield, Kansas	≈ 120–179 mg/L	0 ppt	🟠 Hard	reservoir
Arkansas City, Kansas	≈ 120–179 mg/L	7.8 ppt	🟠 Hard	groundwater
Derby, Kansas	≈ 180+ mg/L	0 ppt	🔴 Very Hard	reservoir
Haysville, Kansas	≈ 180+ mg/L	0 ppt	🔴 Very Hard	groundwater
Andover, Kansas	≈ 120–179 mg/L	2.8 ppt	🟠 Hard	groundwater

National Benchmark

How Winfield compares to the USA average

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

Local geology and source profile

Source: ReservoirTDS: 1082.6 mg/LpH: 8.5

The City of Winfield Public Utilities Department provides water services to residents and businesses in Winfield, Cowley County, Kansas. Their raw water originates from Badger Creek Lake, which is part of the Walnut River system, and is treated at the municipal Water Treatment Plant. This facility, located at 200 E 9th Ave, has a treatment capacity of 5.5 million gallons per day. Customers can reach the utility by phone or email, and annual water quality reports are available on the city's website.

The water supply's journey begins in the Walnut River watershed within the Neosho River basin, tapping into Permian and Pennsylvanian rock outcrops in south-central Kansas. Crucial geological features include the Wabaunsee limestone-shale sequences and Admire Group dolomites. These formations create shallow karst aquifers, and their interaction with surface water, particularly through mineral dissolution, directly shapes the chemistry of the raw water stored in the reservoirs.

Homeowners in Winfield often notice limescale buildup in pipes, water heaters, and fixtures due to the water's mineral content. This can reduce the efficiency of appliances like water heaters and dishwashers, potentially shortening their lifespan by 30-50%. You might also observe spotting on glassware and feel a drying effect on skin and hair. For those experiencing significant buildup, especially in appliances over five years old, a whole-house water softener is a worthwhile investment. Regular descaling with vinegar can also help manage scale. The EPA standards are met through treatment processes at the plant.

Geology & Source: Pennsylvanian bedrock; limestone and dolomite formations from Wabaunsee and Shawnee Groups; carbonate dissolution imparts hardness

Other Kansas Water Reports

Arkansas City

≈ 120–179 mg/L

🟠 Hard

Derby

≈ 180+ mg/L

🔴 Very Hard

Haysville

≈ 180+ mg/L

🔴 Very Hard

Andover

≈ 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 Winfield's water safe to drink?

Yes. Winfield'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 Winfield?

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

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