Ridgewood Water Hardness & Quality Report (2026)
Water Hardness
0.1 grains per gallon
Source
reservoir
pH Level
8.2
neutral = 7.0
Lead
0.008 mg/L
✓ Below action level
TDS
419.8 mg/L
Est. Daily Cost
$0.00
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 Ridgewood, your appliances are currently losing 0% efficiency due to mineral buildup.
| Appliance | In Ridgewood | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 9.5 yrs | 8.5 yrs | — |
| Washing Machine | 13.5 yrs | 12 yrs | — |
| Water Heater | 15.5 yrs | 15 yrs | — |
Regional Water Comparison
How Ridgewood compares to its nearest neighbours
| City | Hardness | PFAS (ppt) | Risk | Source |
|---|---|---|---|---|
| ▶ Ridgewood, New York | 1.8 mg/L | 7.9 ppt | 🟢 Soft | reservoir |
| Bushwick, New York | ≈ 120–179 mg/L | 8.5 ppt | 🟠 Hard | reservoir |
| Glendale, New York | ≈ 120–179 mg/L | 8.5 ppt | 🟠 Hard | reservoir |
| Maspeth, New York | ≈ 120–179 mg/L | 8 ppt | 🟠 Hard | reservoir |
| Cypress Hills, New York | ≈ 0–60 mg/L | 5 ppt | 🟢 Soft | reservoir |
National Benchmark
How Ridgewood compares to the USA average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Ridgewood | 1.8 mg/L | 🟢 None |
| USA National Avg | 151 mg/L | 🟠 Moderate |
| Scarsdale Top Rated | 0.02 mg/L | 🟢 None |
Bring Scarsdale-quality water to your Ridgewood home
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What Makes Ridgewood's Water Unique?
Local geology and source profile
Ridgewood, Queens is served by the New York City Department of Environmental Protection (NYC DEP), which operates one of the largest municipal water systems in the United States. The utility draws from three primary sources: the Catskill/Delaware watershed (upstate reservoirs), the Croton watershed (also upstate), or a blend of both. Water is treated at multiple facilities before distribution through the city's extensive pipe network.
The Catskill/Delaware watershed drains forested terrain through natural filtration systems and large storage reservoirs, producing soft to slightly hard water. The Croton watershed, by contrast, yields moderately hard water due to its geology. In areas of Ridgewood where both supplies are blended, water hardness can vary. The natural filtration provided by these upstate watersheds — passing through soil, rock, and reservoir systems — significantly reduces mineral content and enhances water purity.
At the soft to moderately hard range typical of Ridgewood's water, scale buildup in pipes and appliances is minimal and soap dissolves readily. Most residents do not require a water softener, though those in higher-hardness pockets may consider one for appliance longevity. A 2018 study identified elevated lead levels in Community District 5 (including Ridgewood, Glendale, and Maspeth), with over 6% of samples exceeding EPA action levels due to lead service lines in older buildings; NYC DEP recommends flushing taps for 30 seconds after non-use and offers free lead testing kits.
Geology & Source: Catskill/Delaware and Croton watersheds; forested upland reservoirs yield soft to slightly hard water — Croton moderately harder; blended supplies contact Paleozoic bedrock adding dissolved minerals
Other New York Water Reports
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Frequently Asked Questions
Is Ridgewood's water safe to drink?
Do I need a water softener in Ridgewood?
How does Ridgewood compare to the USA average?
Data Sources & Methodology
Water quality data for Ridgewood 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.