LocalDataPoint

Long Beach Water Hardness & Quality Report (2026)

Water Hardness

118.5mg/L
Moderately Hard

6.9 grains per gallon

Source

reservoir

pH Level

7.8

neutral = 7.0

Lead

0.005 mg/L

✓ Below action level

TDS

245.6 mg/L

Est. Daily Cost

$0.32

energy & soap waste

Source: USGS Water Quality Portal · Updated 2026

118.5mg/L as CaCO₃Moderately Hard

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 Long Beach, your appliances are currently losing 16% efficiency due to mineral buildup.

ApplianceIn Long BeachSoft Water CityEfficiency Loss
Kettle
5.7 yrs
8.5 yrs-33%
Washing Machine
9.2 yrs
12 yrs-23%
Water Heater
10.9 yrs
15 yrs-27%
AdSense slot · 728×90

Regional Water Comparison

How Long Beach compares to its nearest neighbours

CityHardnessPFAS (ppt)RiskSource
Long Beach, New York118.5 mg/L5.7 ppt🟡 Moderately Hardreservoir
Oceanside, New York90 mg/L4.4 ppt🟡 Moderately Hardreservoir
Lynbrook, New York138 mg/L6.6 ppt🟠 Hardreservoir
Woodmere, New York87.5 mg/L4.3 ppt🟡 Moderately Hardreservoir
Rockville Centre, New York65 mg/L3.2 ppt🟡 Moderately Hardreservoir

National Benchmark

How Long Beach compares to the USA average

BenchmarkHardnessAppliance Risk
Long Beach118.5 mg/L🟡 Low
USA National Avg150 mg/L🟠 Moderate
Badger Top Rated8.5 mg/L🟢 None

Bring Badger-quality water to your Long Beach home

Shop water softeners on Amazon.com

Shop Now

What Makes Long Beach's Water Unique?

Local geology and source profile

Source: ReservoirTDS: 245.6 mg/LpH: 7.8

Long Beach, New York, in Nassau County — a major south Nassau County barrier island community (Long Beach is a barrier island city on the south shore of Nassau County, Long Island — one of the most densely populated barrier island cities in the United States, entirely surrounded by Reynolds Channel and the Atlantic Ocean), known as the 'City by the Sea' (Long Beach is one of the premier beach resort communities in the greater New York metro area — its long Atlantic shoreline beach is one of the most used public beaches in the New York metropolitan area), a diverse Nassau County community with a significant Jewish-American, Irish-American, and Hispanic-American population, and a community famous for its Long Beach Boardwalk (a notable south Nassau County beachfront promenade) — draws its municipal water supply from the Nassau County Atlantic Coastal Plain aquifer via the Long Beach Water Department. Water hardness in Long Beach measures 118.5 mg/L — classified as moderately hard.

Long Beach's moderate hardness reflects the Nassau County Atlantic Coastal Plain aquifer characteristics. The Magothy and Lloyd aquifer formations at Long Beach (Cretaceous calcareous-moderate sands and gravels) provide moderate mineral content. Long Beach Water Department treatment produces the moderate 118.5 mg/L.

At 118.5 mg/L, Long Beach residents encounter moderate scale accumulation. Monthly cleaning with citric acid solution is recommended. Long Beach Water Department consistently delivers water meeting all New York State DEC and EPA Safe Drinking Water Act requirements.

Geology & Source: Groundwater from the Nassau County Atlantic Coastal Plain aquifer (Magothy and Lloyd aquifers) via the Long Beach Water Department — the Nassau County south shore Long Island barrier island (Cretaceous–Quaternary calcareous-moderate Nassau County Atlantic Coastal Plain aquifer of the Long Island Cretaceous Magothy and Lloyd Formations; south Nassau County barrier island supply); moderately hard supply at 118.5 mg/L in Nassau County.

Other New York Water Reports

Frequently Asked Questions

Is Long Beach's water safe to drink?
Yes. Long Beach's water meets all federal safety standards. The hardness is 118.5 mg/L (Moderately Hard), which is safe to drink. High hardness affects appliances and taste, but poses no health risk.
Do I need a water softener in Long Beach?
Long Beach's water is moderately hard at 118.5 mg/L. A water softener is generally not necessary, though a carbon filter can improve taste and remove any remaining chlorine.
How does Long Beach compare to the USA average?
The USA national average is 150 mg/L. Long Beach at 118.5 mg/L is 31 mg/L below the national average. The softest major city is Badger at just 8.5 mg/L.
AdSense slot · mobile only · 320×50