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Water Hardness in 29054

Gilbert, South Carolina · Lexington County

11 PPM
0.6 GPG
Soft
0Soft60120180300+
Verified — Annual Water Quality Report

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
4 verified treated-water sources
6 matched systems total for this ZIP; treated-water reports are prioritized when available.
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 29054

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.
Joint Municipal Wsc (Sc3220003)
SC3220003
Soft
11 PPMsurface water47,838 servedVerified — Annual Water Quality Report
Source water: 4 PPM
West Columbia City Of (3210004)
SC3210004
Soft
11 PPMsurface water34,028 servedVerified — Annual Water Quality Report
Source water: 4 PPM
Lexington Town Of (3210001)
SC3210001
Soft
11 PPMsurface water24,284 servedVerified — Annual Water Quality Report
Source water: 4 PPM
Cayce City Of (3210003)
SC3210003
Soft
11 PPMsurface water17,460 servedVerified — Annual Water Quality Report
Source water: 4 PPM
Gilbert-Summit Wd (3220001)
SC3220001
Soft
4 PPMgroundwater7,795 servedEstimated — Nearby Data
Showing the first 5 systems. Expand to review all matched systems.

Nearby Zip Codes

290701129072112907311290061129170112903611292121129177112912311291052329169112912751

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 Gilbert, SC (29054).

Submit Your Data

Frequently Asked Questions

Is the water hard in Gilbert, SC (29054)?

The average water hardness in 29054 is 11 PPM (0.6 GPG), which is classified as soft.

Do I need a water softener in 29054?

At 11 PPM, your water is relatively soft. A water softener is generally not necessary.

Is hard water in 29054 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 29054?

Zip code 29054 in Gilbert, South 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.

10 min read

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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