LocalDataPoint

Glendale Water Hardness & Quality Report (2026)

Water Hardness

hard

~120–179 mg/L

Hard

estimated · not lab-verified

Source

reservoir

pH Level

8.3

neutral = 7.0

Lead

0.009 mg/L

✓ Below action level

TDS

478.6 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 Glendale, your appliances are currently losing 20% efficiency due to mineral buildup.

ApplianceIn GlendaleSoft Water CityEfficiency 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 Glendale compares to its nearest neighbours

CityHardnessPFAS (ppt)RiskSource
Glendale, New York≈ 120–179 mg/L8.5 ppt🟠 Hardreservoir
Middle Village, New York≈ 120–179 mg/L4 ppt🟠 Hardreservoir
Ridgewood, New York1.8 mg/L7.9 ppt🟢 Softreservoir
Cypress Hills, New York≈ 0–60 mg/L5 ppt🟢 Softreservoir
Woodhaven, New York≈ 120–179 mg/L4.2 ppt🟠 Hardreservoir

National Benchmark

How Glendale compares to the USA average

BenchmarkHardnessAppliance Risk
Glendale≈ 120–179 mg/L🟠 Moderate
USA National Avg151 mg/L🟠 Moderate
Scarsdale Top Rated0.02 mg/L🟢 None

Bring Scarsdale-quality water to your Glendale home

Shop water softeners on Amazon.com

Shop Now

What Makes Glendale's Water Unique?

Local geology and source profile

Source: ReservoirTDS: 478.6 mg/LpH: 8.3

Glendale, New York is served by municipal water systems typical of the New York region, drawing from a combination of surface reservoirs, rivers, and groundwater aquifers. Specific utility details for Glendale were not available in current public records; residents should contact their local water authority or consult the town website for the exact utility name, treatment plant locations, and service boundaries.

The Glendale area lies within New York's broader hydrological context, where water chemistry is shaped by Paleozoic bedrock formations and glacial deposits. The region's geology includes limestone and other carbonate-rich strata that contribute dissolved calcium and magnesium minerals to both surface and groundwater sources. This geological setting produces a moderately hard supply, consistent with New York state's average of approximately 111.4 mg/L, though significant county-to-county variation exists across the state.

At the moderately hard classification, Glendale residents may notice some scaling in kettles, reduced soap efficiency, and mineral buildup on fixtures over time. Dishwashers and water heaters are typically the most affected appliances. A water softener is recommended but not essential; many households manage adequately with periodic descaling and adjusted detergent use. Hard water does not pose health risks and may provide beneficial minerals. New York's drinking water is regulated under EPA Safe Drinking Water Act standards; residents should obtain their local Consumer Confidence Report (CCR) from their water utility for Glendale-specific data on pH, treatment methods, and detected contaminants.

Geology & Source: Atlantic Coastal Plain and Appalachian regions; Paleozoic sedimentary bedrock with glacial deposits — limestone and carbonate-rich strata dissolve calcium and magnesium into surface and groundwater sources, contributing to moderately hard supply

Other New York Water Reports

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!

Contact Us

Frequently Asked Questions

Is Glendale's water safe to drink?
Yes. Glendale'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 Glendale?
At ≈ 120–179 mg/L (Hard), Glendale'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 Glendale compare to the USA average?
The USA national average is 151 mg/L. Glendale (≈ 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 Glendale 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

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.

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.