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Eunice Water Hardness & Quality Report (2026)

Water Hardness

hard

~120–179 mg/L

Hard

estimated · not lab-verified

Source

groundwater

pH Level

6.6

neutral = 7.0

Lead

0.009 mg/L

✓ Below action level

TDS

304 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 Eunice, your appliances are currently losing 20% efficiency due to mineral buildup.

ApplianceIn EuniceSoft Water CityEfficiency 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 Eunice compares to its nearest neighbours

CityHardnessPFAS (ppt)RiskSource
Eunice, Louisiana≈ 120–179 mg/L0 ppt🟠 Hardgroundwater
Crowley, Louisiana≈ 120–179 mg/L14 ppt🟠 Hardriver
Opelousas, Louisiana≈ 120–179 mg/L0 ppt🟠 Hardgroundwater
Jennings, Louisiana≈ 120–179 mg/L0 ppt🟠 Hardgroundwater
Lafayette, Louisiana≈ 120–179 mg/L0 ppt🟠 Hardgroundwater

National Benchmark

How Eunice compares to the USA average

BenchmarkHardnessAppliance Risk
Eunice≈ 120–179 mg/L🟠 Moderate
USA National Avg151 mg/L🟠 Moderate
Scarsdale Top Rated0.02 mg/L🟢 None

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What Makes Eunice's Water Unique?

Local geology and source profile

Source: GroundwaterTDS: 304 mg/LpH: 6.6

The Eunice Water System, operated by Louisiana Water Company, draws its water from underground sources within the Gulf Coast aquifer system. This utility serves the community of Eunice in St. Landry Parish, Louisiana. While specific treatment plant names and exact service areas aren't detailed here, the Eunice Water System manages the treatment and distribution of this groundwater supply to local residents. For the most precise information on their operations and water quality, consulting the utility's official Consumer Confidence Report or the Louisiana Department of Health is recommended.

Eunice is situated in south-central Louisiana, a region characterized by its sedimentary geology. The Gulf Coast aquifer system here is composed of Quaternary and Tertiary sand and clay formations. As groundwater travels through these underground layers, it naturally picks up a moderate amount of dissolved minerals, including calcium and magnesium. This geological setting is typical for the Louisiana coastal plain, contributing to a moderately hard water quality.

Homeowners in Eunice might notice the effects of this moderately hard water, such as slight scaling inside kettles and a less efficient lather from soaps. Over time, mineral deposits can gradually accumulate in appliances like water heaters and dishwashers. Although this level of hardness isn't typically considered severe, installing a water softener could be advantageous for households that use a lot of water or have appliances that are particularly sensitive to mineral buildup. Routine upkeep of water-using equipment will help manage any deposits that do form.

Geology & Source: Gulf Coast aquifer system; Quaternary and Tertiary sedimentary formations, sand and clay layers; moderate hardness from dissolved calcium and magnesium

Other Louisiana Water Reports

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Frequently Asked Questions

Is Eunice's water safe to drink?
Yes. Eunice'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 Eunice?
At ≈ 120–179 mg/L (Hard), Eunice'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 Eunice compare to the USA average?
The USA national average is 151 mg/L. Eunice (≈ 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 Eunice 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

pH

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.