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City water profile

Fort Mill water quality

Compare local ZIP estimates, evidence quality, associated public systems, and compliance history for Fort Mill, South Carolina.

Median indexed hardness

26PPM

One indexed ZIP

Range 25.9–25.9 PPM

State comparison
7 PPM above
State hardness rank
#64 of 173
Matched utilities
6
Active health records
0

City summary

What the indexed records say

Fort Mill has 1 published ZIP profile across York County. The indexed median is 26 PPM, compared with 19 PPM across South Carolina.

Among the 173 South Carolinacities with an indexed median, Fort Mill ranks #64from highest to lowest. Across all 236 state ZIP profiles, available estimates run from 4.2to 106 PPM.

Because only one ZIP is represented, the city median and range are the same local estimate. It should not be read as multiple independent samples across the community.

Hardness distribution

How local ZIP estimates compare

Soft1 ZIP
Moderately hard0 ZIPs
Hard0 ZIPs
Very hard0 ZIPs

1 of 1 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
14.5 miles
Profiles with evidence
1/1

Confidence labels

High: 0Moderate: 1Low: 0

Observation window: Jul 20, 2016 to Nov 13, 2023.

ZIP directory

Water reports in Fort Mill

Open a ZIP for site-level provenance and measurements.

ZIP code

29715

Soft

25.9 PPM

Nearest site
14.5 mi
Confidence
Moderate

View full ZIP evidence →

Public water systems

Utilities associated with this city

Fort Mill Town Of (sc4610003)

PWSID SC4610003

Surface water
System population served
25,000
Last reported
Jun 29, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Riverview Rural Cws (sc4620001)

PWSID SC4620001

Surface water
System population served
2,200
Last reported
Jun 29, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Bgwc Foxwood (sc4650008)

PWSID SC4650008

Surface water
System population served
570
Last reported
Jun 29, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Twin Lakes Estates (sc4660007)

PWSID SC4660007

Surface water
System population served
550
Last reported
Jun 29, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Fern Forest Mhp (sc4660001)

PWSID SC4660001

Groundwater
System population served
99
Last reported
Jun 29, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Whitley Estates (4660055)

PWSID SC4660055

Groundwater
System population served
93
Last reported
Jun 29, 2026

The system names this served city; Census place overlap links the city to this ZCTA.

Compliance history

What EPA records show

No active health-based violation appears among the associated systems in the represented EPA reporting quarter. This does not mean every contaminant was tested at every tap.

RecordSystemPeriodStatus
Consumer Confidence RuleSC4660007Oct 1, 2025Unaddressed
LEAD AND COPPER RULE REVISIONSSC4620001Oct 17, 2024Resolved
LEAD AND COPPER RULE REVISIONSSC4620001Oct 17, 2024Resolved · health-based
Consumer Confidence RuleSC4610003Oct 1, 2021Resolved

Practical next steps

Move from index to evidence

  1. 1. Open your ZIP. Check distance, dates, confidence, and the associated utility.
  2. 2. Read the current CCR. Confirm source water, detections, limits, ranges, and notices.
  3. 3. Test the tap when needed. Confirm health concerns or treatment sizing with the right method.

Questions people ask

About water in Fort Mill

Is the water hard?

The indexed city median is 26 PPM. Open the ZIP report to verify the distance and confidence behind that estimate.

Is the tap water safe?

Compliance history is utility-wide and cannot guarantee conditions at every tap. Check current notices and test when address-specific evidence is needed.

Do I need treatment?

Choose treatment only after confirming the problem at the property. A softener targets hardness; contaminant treatment requires a matching, verified performance claim.