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

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

Suffern Water Hardness & Quality Report (2026)

Water Hardness

very hard

180+ mg/L

Very Hard

estimated · not lab-verified

Source

groundwater

pH Level

7.2

neutral = 7.0

Lead

0.003 mg/L

✓ Below action level

TDS

176.8 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 Suffern, your appliances are currently losing 45% efficiency due to mineral buildup.

Appliance	In Suffern	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 Suffern compares to its nearest neighbours

City	Hardness	PFAS (ppt)	Risk	Source
▶ Suffern, New York	≈ 180+ mg/L	47.1 ppt	🔴 Very Hard	groundwater
Mahwah, New Jersey	≈ 180+ mg/L	213.9 ppt	🔴 Very Hard	reservoir
Ramsey, New Jersey	≈ 120–179 mg/L	258.9 ppt	🟠 Hard	reservoir
Monsey, New York	≈ 120–179 mg/L	5 ppt	🟠 Hard	groundwater
Ringwood, New Jersey	≈ 120–179 mg/L	260 ppt	🟠 Hard	reservoir

National Benchmark

How Suffern compares to the USA average

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

Local geology and source profile

Source: GroundwaterTDS: 176.8 mg/LpH: 7.2

Suffern Village Municipal Water Company supplies about 12,725 residents in and around the Village of Suffern, New York, drawing exclusively from local groundwater reserves. The utility operates four wells that pump water to its Water Operation Center for treatment before distribution. This supply originates within the Ramapo River watershed, nestled in the glaciated foothills of the Appalachian Mountains.

The region's geology features Paleozoic sedimentary rocks, including sandstones and shales from the Devonian-age Catskill Formation, as well as unconsolidated glacial deposits rich in carbonate materials. As groundwater percolates through these limestone-influenced glacial drifts and fractured bedrock aquifers, it dissolves significant amounts of calcium and magnesium, resulting in a characteristically hard water supply for eastern New York.

This very hard water can lead to limescale buildup in pipes, water heaters, dishwashers, and washing machines, which reduces efficiency and can shorten appliance lifespan. You'll likely notice reduced soap efficiency, leaving films on dishes and skin, and fixtures may stain. While routine vinegar descaling or professional servicing can help, a whole-house water softener is strongly recommended to protect your plumbing and improve everyday usability. The utility also addresses contaminants like cis-1,2-Dichloroethylene, Caffeine, Chlorite, and Lindane through greensand filters and hypochlorite disinfection.

Geology & Source: Paleozoic shales and sandstones of the Catskill Formation; glacial drift rich in limestone fragments; limestone and dolomite dissolution impart hard water.

Other New York Water Reports

Mahwah

≈ 180+ mg/L

🔴 Very Hard

Ramsey

≈ 120–179 mg/L

🟠 Hard

Monsey

≈ 120–179 mg/L

🟠 Hard

Ringwood

≈ 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 Suffern's water safe to drink?

Yes. Suffern'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 Suffern?

At ≈ 180+ mg/L (Very Hard), Suffern'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 Suffern compare to the USA average?

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