Where does the water in 28646 come from?

Water for zip code 28646 in Linville, North Carolina is provided by 6 water systems. Contact your local utility for specific source information, or check our detailed page for your area.

Water Hardness in 28646

Q: Is the water hard in Linville, NC (28646)?

The average water hardness in 28646 is 37 PPM (2.2 GPG), which is classified as soft. No water treatment is typically needed.

Q: Do I need a water softener in 28646?

At 37 PPM, your water is relatively soft. A water softener is generally not necessary, though some homeowners prefer the feel of softened water.

Linville, North Carolina · Avery County

37 PPM

2.2 GPG

Soft

0Soft60120180300+

Estimated — Nearby Data

Dataset updated March 9, 2026Matched to 6 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 6 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

6 estimated sources

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

Water source profile

Primarily groundwater

Groundwater commonly picks up calcium and magnesium after contact with rock and soil. 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 28646

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.

6 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
Linville Land Harbor NC0106104	groundwater	37 PPM Soft	2,280	Estimated — Nearby Data
Linville Ridge NC0106117	groundwater	37 PPM Soft	710	Estimated — County Avg
Linville Resorts Inc NC0106105	groundwater	37 PPM Soft	499	Estimated — Nearby Data
Charles A Cannon Memorial Hospital NC0106123	groundwater	37 PPM Soft	320	Estimated — Nearby Data
Grandfather Golf & Country Clu NC0106108	groundwater	37 PPM Soft	250	Estimated — Nearby Data

Linville Land Harbor

NC0106104

Soft

37 PPMgroundwater2,280 servedEstimated — Nearby Data

Linville Ridge

NC0106117

Soft

37 PPMgroundwater710 servedEstimated — County Avg

Linville Resorts Inc

NC0106105

Soft

37 PPMgroundwater499 servedEstimated — Nearby Data

Charles A Cannon Memorial Hospital

NC0106123

Soft

37 PPMgroundwater320 servedEstimated — Nearby Data

Grandfather Golf & Country Clu

NC0106108

Soft

37 PPMgroundwater250 servedEstimated — Nearby Data

Showing the first 5 systems. Expand to review all matched systems.

Nearby Zip Codes

2866234 2861623 2865723 2860431 2861117 2860514 2862237 2867914 2860716 376873 2877714 287051

What This Means For You

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

Your Water Is Soft

Your water hardness is in the soft range. You likely don't need a water softener. Enjoy your naturally soft 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 Linville, NC (28646).

Submit Your Data

Frequently Asked Questions

Is the water hard in Linville, NC (28646)?

Our estimate for 28646 is 37 PPM (2.2 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 28646?

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

Is hard water in 28646 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 28646?

Zip code 28646 in Linville, North Carolina is served by 6 water systems.

Learn More About Your Water

Water Hardness Scale: PPM and GPG Chart

Use the USGS water hardness scale to compare PPM, GPG, and mg/L levels from soft to very hard water.

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How to Test Water Hardness at Home

Compare free lookups, soap tests, test strips, liquid drop kits, and lab tests for measuring water hardness.

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