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

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

Nederland Water Hardness & Quality Report (2026)

Water Hardness

hard

~120–179 mg/L

Hard

estimated · not lab-verified

Source

reservoir

pH Level

7.7

neutral = 7.0

Lead

0.002 mg/L

✓ Below action level

TDS

257.1 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 Nederland, your appliances are currently losing 20% efficiency due to mineral buildup.

Appliance	In Nederland	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 Nederland compares to its nearest neighbours

City	Hardness	PFAS (ppt)	Risk	Source
▶ Nederland, Texas	≈ 120–179 mg/L	0 ppt	🟠 Hard	reservoir
Port Neches, Texas	≈ 180+ mg/L	0 ppt	🔴 Very Hard	reservoir
Groves, Texas	≈ 180+ mg/L	0 ppt	🔴 Very Hard	reservoir
Port Arthur, Texas	≈ 180+ mg/L	5.5 ppt	🔴 Very Hard	reservoir
Beaumont, Texas	≈ 0–60 mg/L	0 ppt	🟢 Soft	reservoir

National Benchmark

How Nederland compares to the USA average

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

Local geology and source profile

Source: ReservoirTDS: 257.1 mg/LpH: 7.7

The City of Nederland Water Utility serves Nederland, Texas (Jefferson County), located in Southeast Texas near the Gulf Coast. The utility operates a conventional surface water treatment system using chloramines as the primary disinfectant. Water is sourced from surface supplies characteristic of the coastal plain region, processed through conventional treatment methods to meet EPA and state standards. According to 2026 water quality reporting, the utility has identified 3 contaminants above EPA health-based guidelines in at least one service area; residents should consult the current Consumer Confidence Report for detailed compliance data.

The Nederland water supply originates from surface water sources in Southeast Texas, a region geologically dominated by Quaternary and Tertiary sedimentary deposits. These ancient marine and coastal plain formations contain significant concentrations of calcium and magnesium minerals. The geological setting — proximity to the Gulf Coast and the underlying sedimentary strata — naturally produces a hard water supply typical of Southeast Texas municipalities.

At hard water levels, Nederland residents may experience scale buildup in water heaters, reduced soap effectiveness, and mineral deposits on fixtures and appliances. Dishwashers and washing machines are particularly susceptible to efficiency loss and maintenance issues. A water softener is recommended for households seeking to mitigate scale formation and extend appliance lifespan, though periodic descaling and increased detergent use can also help manage hard water effects.

Geology & Source: Southeast Texas Gulf Coast — Quaternary and Tertiary marine sedimentary deposits; calcium and magnesium-bearing coastal plain formations produce hard water supply

Other Texas Water Reports

Port Neches

≈ 180+ mg/L

🔴 Very Hard

Groves

≈ 180+ mg/L

🔴 Very Hard

Port Arthur

≈ 180+ mg/L

🔴 Very Hard

Beaumont

≈ 0–60 mg/L

🟢 Soft

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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 Nederland's water safe to drink?

Yes. Nederland'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 Nederland?

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

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