Elizabethtown Water Hardness & Quality Report (2026)
Water Hardness
~120–179 mg/L
Hardestimated · not lab-verified
Source
river
pH Level
8.5
neutral = 7.0
Lead
0.003 mg/L
✓ Below action level
TDS
176.5 mg/L
Est. Daily Cost
$0.40
energy & soap waste
Source: See methodology section below · Updated 2026
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 Elizabethtown, your appliances are currently losing 20% efficiency due to mineral buildup.
| Appliance | In Elizabethtown | 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 Elizabethtown compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ Elizabethtown, Kentucky | ≈ 120–179 mg/L | 50.6 ppt | 🟠 Hard | river |
| Radcliff, Kentucky | ≈ 180+ mg/L | 0 ppt | 🔴 Very Hard | river |
| Fort Knox, Kentucky | ≈ 120–179 mg/L | 6.5 ppt | 🟠 Hard | river |
| Shepherdsville, Kentucky | ≈ 120–179 mg/L | 7 ppt | 🟠 Hard | river |
| Bardstown, Kentucky | 91 mg/L | 0 ppt | 🟡 Moderately Hard | river |
National Benchmark
How Elizabethtown compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Elizabethtown | ≈ 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 Elizabethtown's Water Unique?
Local geology and source profile
Hardin County Water District No. 2 (HCWD2) serves Elizabethtown and surrounding areas in Hardin County, Kentucky. The utility operates two primary treatment plants: City Springs Treatment Plant and White Mills Treatment Plant, drawing from local surface water sources and groundwater wells within the Rough River watershed. The service area covers Elizabethtown (ZIP 42701) and parts of Hardin County, delivering treated drinking water to residential, commercial, and industrial users. Contact is available at 270-737-1056 or www.hcwd2.org.
The water supply originates in the Rough River watershed, a tributary of the Ohio River, characterized by karst topography underlain by Mississippian-age limestone formations including the Ste. Genevieve and Bethel limestones. These soluble carbonate rocks dissolve over time, releasing calcium and magnesium ions that give the water a hard character. Karst features such as sinkholes and underground streams enhance mineral pickup during recharge, while seasonal rainfall variations influence dilution and overall mineral loading.
At moderately hard levels, scale buildup in appliances like water heaters, dishwashers, and coffee makers reduces efficiency and lifespan. Showers may feel less soapy, requiring more detergent. Maintenance involves periodic vinegar descaling of faucets and fixtures or installing scale-inhibiting filters; softener settings of around 16.6 gpg are referenced for the City Springs supply. A water softener is recommended for households with hard water concerns. The 2023 Consumer Confidence Report from HCWD2 confirms compliance with EPA standards, with no lead or copper violations and no PFAS detections above advisory levels.
Geology & Source: Rough River watershed overlies Mississippian karst limestone — Ste. Genevieve and Bethel formations; highly soluble carbonates dissolve calcium and magnesium, producing hard water; fractured aquifers and sinkholes enhance mineral loading
Other Kentucky Water Reports
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Frequently Asked Questions
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Data Sources & Methodology
Water quality data for Elizabethtown is derived from geographic and geological modelling of the surrounding region. No federal monitoring station data was available for this location.
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.
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.
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.
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.
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.
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.