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

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

Lyndhurst 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

0.001 mg/L

✓ Below action level

TDS

503 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 Lyndhurst, your appliances are currently losing 20% efficiency due to mineral buildup.

Appliance	In Lyndhurst	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 Lyndhurst compares to its nearest neighbours

City	Hardness	PFAS (ppt)	Risk	Source
▶ Lyndhurst, New Jersey	≈ 120–179 mg/L	72.5 ppt	🟠 Hard	reservoir
Rutherford, New Jersey	≈ 120–179 mg/L	6.1 ppt	🟠 Hard	reservoir
North Arlington, New Jersey	≈ 120–179 mg/L	8.9 ppt	🟠 Hard	reservoir
Belleville, New Jersey	43.9 mg/L	0 ppt	🟢 Soft	reservoir
Nutley, New Jersey	≈ 120–179 mg/L	9.6 ppt	🟠 Hard	reservoir

National Benchmark

How Lyndhurst compares to the USA average

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

Local geology and source profile

Source: ReservoirTDS: 503 mg/LpH: 7.7

Lyndhurst Water Department serves the township of Lyndhurst in Bergen County, New Jersey, with a population of approximately 22,000. The utility sources water primarily from the Hackensack River via the Passaic Valley Water Commission (PVWC), which treats it at plants including the Millwood and Little Falls facilities. Additional supply may include groundwater wells. The department meets all EPA standards per 2026 reports, with ongoing meter upgrades as of June 2025. Contact is available at 201-438-5478 in Lyndhurst, NJ 07071.

The Hackensack River watershed spans the Piedmont physiographic province, draining Triassic-age Lockatong and Brunswick formations rich in iron-bearing silicates and carbonates. Glacial deposits from the Wisconsinan ice age overlay these bedrock layers, forming unconfined aquifers that recharge river water. This geology imparts a hard character to the supply through natural dissolution of minerals from mafic rocks and limestone outcrops, resulting in mineralised water prone to scaling.

Hard water in Lyndhurst causes noticeable limescale buildup in kettles, dishwashers, and water heaters, reducing efficiency and appliance lifespan. Laundry feels stiffer, and soap lathers poorly, often requiring more detergent. Hot water fixtures spot and require frequent cleaning. A water softener is recommended for households to mitigate these effects, extending appliance life and improving cleaning performance. Regular vinegar descaling helps for low-use items. Water quality meets EPA MCLGs with no violations per 2026 reports; PVWC's treatment includes coagulation, filtration, chlorine disinfection, and fluoridation. White residue on fixtures is typically hardness minerals, confirmed by a vinegar test.

Geology & Source: Hackensack River watershed — Triassic Newark Basin sandstone, shale, Watchung Mountains basalt; glacial Wisconsinan till over Lockatong/Brunswick formations; limestone traces produce hard, mineral-rich supply

Other New Jersey Water Reports

Rutherford

≈ 120–179 mg/L

🟠 Hard

North Arlington

≈ 120–179 mg/L

🟠 Hard

Belleville

43.9 mg/L

🟢 Soft

Nutley

≈ 120–179 mg/L

🟠 Hard

Report an Issue

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 Lyndhurst's water safe to drink?

Yes. Lyndhurst'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 Lyndhurst?

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

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