Where does the water in 05478 come from?

Water for zip code 05478 in Saint Albans, Vermont is provided by 3 water systems. Contact your local utility for specific source information, or check our detailed page for your area.

Water Hardness in 05478

Q: Is the water hard in Saint Albans, VT (05478)?

The average water hardness in 05478 is 105 PPM (6.1 GPG), which is classified as slightly hard. A salt-free conditioner can help if you notice minor spotting on dishes.

Q: Do I need a water softener in 05478?

At 105 PPM, your water is relatively soft. A water softener is generally not necessary, though some homeowners prefer the feel of softened water.

Saint Albans, Vermont · Franklin County

105 PPM

6.1 GPG

Slightly Hard

0Soft60120180300+

Estimated — Nearby Data

Dataset updated March 9, 2026Matched to 3 water systemsTap readings can vary by utility zone, treatment, and plumbing. Methodology

Source context

How this ZIP reading is built

This ZIP reading is built from 3 matched water systems. When more than one system is matched, the displayed value is weighted toward larger known service populations when that data is available.

Source basis

3 estimated sources

This ZIP reading needs local confirmation before equipment sizing or purchase decisions.

Water source profile

Primarily surface water

Surface-water hardness can shift with reservoirs, runoff, season, and treatment. This profile is weighted by known population served across matched systems.

Data recency

March 9, 2026

Dataset rebuilt March 9, 2026; individual utility reporting years can vary.

Hardness is a mineral-content reading, not a drinking-water safety rating. Use it for scale, appliance, and softener decisions; check your utility report or test your tap before sizing treatment equipment. See how we calculate local readings.

Water Systems Serving 05478

These are the systems matched to this ZIP code. The displayed ZIP value is weighted toward larger known service populations when population data is available.

3 water systems

PWSID is the public water system identifier. Data Source shows whether the hardness value comes from a treated-water report, USGS monitoring, or a local estimate; source year is shown when available.

Water System	Source	Hardness	Pop. Served	Data Source
St Albans Water Dept VT0005130	surface water	104 PPM Slightly Hard	10,200	Estimated — Nearby Data
Homestead Acres Mhp VT0005134	groundwater	184 PPM Hard	81	Estimated — Nearby Data
Sunset Terrace Estates VT0005133	groundwater	184 PPM Hard	45	Estimated — Nearby Data

St Albans Water Dept

VT0005130

Slightly Hard

104 PPMsurface water10,200 servedEstimated — Nearby Data

Homestead Acres Mhp

VT0005134

Hard

184 PPMgroundwater81 servedEstimated — Nearby Data

Sunset Terrace Estates

VT0005133

Hard

184 PPMgroundwater45 servedEstimated — Nearby Data

Nearby Zip Codes

0547463 05454116 05455105 0548892 05483108 0546869 0545863 05459104 05448105 0546369 0549469 0544063

What This Means For You

Recommendations are based on the displayed ZIP hardness reading. Confirm your tap reading before sizing or buying treatment equipment.

Slightly Hard Water

Your water is slightly hard. You may notice minor spotting on dishes or a slight film on faucets. A water softener is optional but can improve water quality.

Recommended Products

Water Hardness Test Kit

Our PickVarify (150 Strips)Also GreatJNW Direct (150 Strips)

Salt-Free Water Conditioner

Our PickSpringWell Salt-Free Cartridge

Learn more: Do I Need a Water Softener? | Salt-Based vs Salt-Free | How to Test Your Water

Know your water hardness?

If you've tested your water or have your utility's CCR report, share your reading to help us improve accuracy for Saint Albans, VT (05478).

Submit Your Data

Frequently Asked Questions

Is the water hard in Saint Albans, VT (05478)?

Our estimate for 05478 is 105 PPM (6.1 GPG), but it is based on nearby, county, or state-level data rather than a direct treated tap-water report for this exact location. Confirm with your utility or a home test.

Do I need a water softener in 05478?

Do not size a softener from this estimate alone. Confirm the actual tap-water hardness before choosing treatment equipment.

Is hard water in 05478 safe to drink?

Water hardness itself is a mineral-content reading, not a drinking-water safety rating. Calcium and magnesium are naturally occurring minerals, but you should check your utility's Consumer Confidence Report for contaminant and compliance information.

How many water systems serve 05478?

Zip code 05478 in Saint Albans, Vermont is served by 3 water systems.