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Water Hardness in Friendsville, TN

Tennessee · 2 zip codes · 8 matched water systems

79 PPM
4.6 GPG
Slightly Hard
0Soft60120180300+
High Confidence — USGS Monitoring

Dataset updated March 9, 20268 matched water systems in the city rollupIndividual systems and ZIPs can differ. Methodology

Source context

How this city reading is built

This city reading is a weighted rollup across 8 matched water systems and 2 ZIP codes. Citywide readings are useful for comparison, but individual utility zones and ZIPs can differ.

Source basis
4 USGS-backed sources
8 matched systems total for this city; USGS monitoring is used where treated-water reports are unavailable.
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 in Friendsville

These systems are matched to Friendsville, TN. Citywide readings are useful for comparison, but the system serving a specific address may differ from the city average.

8 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.
South Blount Utility District
TN0000643
Soft
10 PPMsurface water53,864 servedEstimated — Nearby Data
City Of Maryville W&S Dept
TN0000438
Soft
10 PPMsurface water49,135 servedEstimated — Nearby Data
Alcoa Water System
TN0000007
Soft
10 PPMsurface water35,238 servedEstimated — Nearby Data
Lenoir City Utility Board
TN0000396
Moderately Hard
149 PPMsurface water34,786 servedHigh Confidence — USGS Monitoring
Loudon Utilities Board
TN0000409
Moderately Hard
149 PPMsurface water16,047 servedHigh Confidence — USGS Monitoring
Showing the first 5 systems. Expand to review all matched systems.

Zip Codes in Friendsville, TN

What This Means For You

Recommendations are based on the displayed 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

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 Friendsville, TN.

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Frequently Asked Questions

How hard is the water in Friendsville, TN?

The citywide weighted average water hardness in Friendsville, TN is 79 PPM (4.6 GPG), classified as slightly hard. This is based on 8 matched water systems.

Do I need a water softener in Friendsville, TN?

At 79 PPM, the citywide average is relatively soft. A water softener is generally not necessary.

Is hard water in Friendsville, TN 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 Friendsville, TN?

Friendsville, Tennessee is served by 8 matched water systems across 2 zip codes.

Learn More About Your Water