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

The USA national average is 151 mg/L. Parlier (≈ 180+ mg/L) is 189 mg/L harder than average.

Parlier Water Hardness & Quality Report (2026)

Water Hardness

very hard

180+ mg/L

Very Hard

estimated · not lab-verified

Source

groundwater

pH Level

8.1

neutral = 7.0

Lead

0.007 mg/L

✓ Below action level

TDS

467.4 mg/L

Est. Daily Cost

$0.91

energy & soap waste

Source: See methodology section below · Updated 2026

very hard180+ mg/LVery Hard · 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 Parlier, your appliances are currently losing 45% efficiency due to mineral buildup.

Appliance	In Parlier	Soft Water City	Efficiency Loss
Kettle	4.7 yrs	8.5 yrs	-45%
Washing Machine	6.6 yrs	12 yrs	-45%
Water Heater	8.3 yrs	15 yrs	-45%

Regional Water Comparison

How Parlier compares to its nearest neighbours

City	Hardness	PFAS (ppt)	Risk	Source
▶ Parlier, California	≈ 180+ mg/L	0 ppt	🔴 Very Hard	groundwater
Reedley, California	≈ 120–179 mg/L	0 ppt	🟠 Hard	groundwater
Selma, California	51 mg/L	6.8 ppt	🟢 Soft	groundwater
Sanger, California	≈ 120–179 mg/L	39.7 ppt	🟠 Hard	groundwater
Kingsburg, California	169.5 mg/L	0 ppt	🟠 Hard	groundwater

National Benchmark

How Parlier compares to the USA average

Benchmark	Hardness	Appliance Risk
▶ Parlier	≈ 180+ mg/L	🔴 High
USA National Avg	151 mg/L	🟠 Moderate
Scarsdale Top Rated	0.02 mg/L	🟢 None

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What Makes Parlier's Water Unique?

Local geology and source profile

Source: GroundwaterTDS: 467.4 mg/LpH: 8.1

The City of Parlier, California, manages a municipal water system that serves about 15,000 people in Kern County's Central Valley. Their supply comes entirely from groundwater, with a single treatment step: hypochlorite disinfection. The administrative hub for this operation is at 1100 E. Parlier Avenue, Parlier, CA 93648, and the system falls under the purview of California's Division of Drinking Water, District 23.

The Parlier water originates from the Central Valley aquifer system. This aquifer flows through ancient limestone and sedimentary rock. Runoff from the Sierra Nevada mountains to the east adds calcium to the mix, and the groundwater itself picks up minerals from underlying chalk and limestone layers. As is common in agricultural areas, deeper wells in Parlier tend to draw up water that is progressively harder due to mineral concentration over time.

This very hard water can indeed take a toll on your home. You'll likely notice mineral buildup accelerating wear on appliances like water heaters, dishwashers, and washing machines, potentially costing households between $1,720 and $2,450 annually in damage. Scale accumulation also cuts down on appliance efficiency and shortens their lifespan. To safeguard your plumbing and extend the life of your appliances, especially if your household uses a lot of water, a water softener is highly recommended. While the city's water meets all EPA legal standards, some residents may wish to review the Consumer Confidence Report for details on specific contaminants, including naturally occurring arsenic, and consider point-of-use filters for particular concerns.

Geology & Source: Central Valley aquifer system; limestone, chalk, and sedimentary deposits yield very hard water

Other California Water Reports

Reedley

≈ 120–179 mg/L

🟠 Hard

Selma

51 mg/L

🟢 Soft

Sanger

≈ 120–179 mg/L

🟠 Hard

Kingsburg

169.5 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 Parlier's water safe to drink?

Yes. Parlier's water meets all federal safety standards. The hardness is ≈ 180+ 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 Parlier?

At ≈ 180+ mg/L (Very Hard), Parlier'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 45%.

How does Parlier compare to the USA average?

The USA national average is 151 mg/L. Parlier (≈ 180+ mg/L) is 189 mg/L above the national average. The softest major city is Scarsdale at just 0.02 mg/L.

Data Sources & Methodology

Water quality data for Parlier 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.