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City water profile

Conway water quality

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

Median indexed hardness

27PPM

2 indexed ZIPs

Range 25.7–27.9 PPM

State comparison
8 PPM above
State hardness rank
#48 of 173
Matched utilities
4
Active health records
0

City summary

What the indexed records say

Conway has 2 published ZIP profiles across Horry County. The indexed median is 27 PPM, compared with 19 PPM across South Carolina.

Among the 173 South Carolinacities with an indexed median, Conway ranks #48from highest to lowest. Across all 236 state ZIP profiles, available estimates run from 4.2to 106 PPM.

The 25.7–27.9 PPM range shows how much the available ZIP estimates vary within the city label. At least one estimate is marked low confidence, so observation distance and date deserve extra attention.

Hardness distribution

How local ZIP estimates compare

Soft2 ZIPs
Moderately hard0 ZIPs
Hard0 ZIPs
Very hard0 ZIPs

2 of 2 ZIP profiles have a hardness estimate. Bars count ZIP profiles, not households or laboratory samples.

Evidence quality

Distance, dates, and confidence

Median nearest distance
62 miles
Profiles with evidence
2/2

Confidence labels

High: 0Moderate: 0Low: 2

Observation window: Jan 15, 2016 to Dec 18, 2023.

ZIP directory

Water reports in Conway

Open a ZIP for site-level provenance and measurements.

ZIP code

29526

Soft

27.9 PPM

Nearest site
62 mi
Confidence
Low

View full ZIP evidence →

ZIP code

29527

Soft

25.7 PPM

Nearest site
58.5 mi
Confidence
Low

View full ZIP evidence →

Public water systems

Utilities associated with this city

Gsw&sa (sc2620004)

PWSID SC2620004

Surface water
System population served
252,840
Last reported
Jun 29, 2026

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

Conway City Of (sc2610008)

PWSID SC2610008

Surface water
System population served
27,005
Last reported
Jun 29, 2026

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

Bucksport Water Company (sc2620003)

PWSID SC2620003

Groundwater
System population served
17,123
Last reported
Jun 29, 2026

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

Conway Rural (sc2620001)

PWSID SC2620001

Surface water
System population served
12,740
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
TTHMSC2620003Oct 1, 2025Resolved · health-based
Total Haloacetic Acids (HAA5)SC2620001Apr 1, 2024Resolved
TTHMSC2620003Apr 1, 2023Resolved · health-based
TTHMSC2620003Jul 1, 2021Resolved · health-based
TTHMSC2620003Apr 1, 2021Resolved · health-based
TTHMSC2620003Jan 1, 2021Resolved · health-based

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 Conway

Is the water hard?

The indexed city median is 27 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.