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Hampton Water Hardness & Quality Report (2026)

Water Hardness

hard

~120–179 mg/L

Hard

estimated · not lab-verified

Source

reservoir

pH Level

7.5

neutral = 7.0

Lead

0.003 mg/L

✓ Below action level

TDS

150 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 Hampton, your appliances are currently losing 20% efficiency due to mineral buildup.

ApplianceIn HamptonSoft 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 Hampton compares to its nearest neighbours

CityHardnessPFAS (ppt)RiskSource
Hampton, Virginia≈ 120–179 mg/L4.6 ppt🟠 Hardreservoir
East Hampton, Virginia≈ 180+ mg/L9.2 ppt🔴 Very Hardreservoir
Poquoson, Virginia≈ 120–179 mg/L8.5 ppt🟠 Hardreservoir
Newport News, Virginia≈ 60–120 mg/L92 ppt🟡 Moderately Hardreservoir
Norfolk, Virginia≈ 0–60 mg/L0 ppt🟢 Softreservoir

National Benchmark

How Hampton compares to the USA average

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

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What Makes Hampton's Water Unique?

Local geology and source profile

Source: ReservoirTDS: 150 mg/LpH: 7.5

Hampton, Virginia is served by a municipal water utility operating two distinct source systems providing drinking water to residents throughout the city. Surface water is drawn from the Chickahominy River, and supplementary groundwater is pumped from wells in the Lee Hall area. The utility owns and operates five reservoirs that store and supply water to treatment plants throughout the service area. Both source waters are treated separately at dedicated facilities, then blended together prior to distribution, ensuring consistent water quality is delivered to customers across Hampton's full service area.

The Chickahominy River watershed flows through Virginia's Coastal Plain, a region characterized by unconsolidated sediments, clays, and sands with limited carbonate rock formations. The groundwater supply from Lee Hall wells taps into sedimentary aquifers that naturally contain dissolved minerals. This geological setting — shallow marine deposits with minimal carbonate rock — produces a moderately hard blended water supply typical of the region's hydrogeology.

At moderately hard levels, Hampton residents may notice mineral scale buildup on fixtures and reduced efficiency of water heaters, with slight aesthetic effects such as soap residue. Most household appliances function adequately without treatment, though a water softener may be considered if scale becomes problematic; regular water heater maintenance and periodic descaling of fixtures is advised. Hampton's drinking water contains notable contaminants: lead measures around 1 ppb at the 90th percentile; chromium-6 has been detected at approximately 90 ppt — nearly five times the concentration considered negligible cancer risk; and PFAS contamination near Langley Air Force Base has reached 26,000–220,000 ppt. The utility treats both source waters separately before blending to manage these contaminants.

Geology & Source: Chickahominy River Coastal Plain — unconsolidated sediments, sands, clays, limited carbonate rock; Lee Hall groundwater wells tap sedimentary aquifers with dissolved minerals — blended supply yields moderate hardness

Other Virginia Water Reports

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Frequently Asked Questions

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