How does Red Hill's water compare to the national average?

The USA national average is 151 mg/L. Red Hill (≈ 0–59 mg/L) is 121 mg/L softer than average.

Red Hill Water Hardness & Quality Report (2026)

Water Hardness

soft

~0–59 mg/L

Soft

estimated · not lab-verified

Source

reservoir

pH Level

6.3

neutral = 7.0

Lead

0.002 mg/L

✓ Below action level

TDS

101.9 mg/L

Est. Daily Cost

$0.08

energy & soap waste

Source: See methodology section below · Updated 2026

soft~0–59 mg/LSoft · est.

0–60

mg/L

Soft

61–120

mg/L

Moderately Hard

121–180

mg/L

Hard

180+

mg/L

Very Hard

Appliance Damage Report

In Red Hill, your appliances are currently losing 4% efficiency due to mineral buildup.

Appliance	In Red Hill	Soft Water City	Efficiency Loss
Kettle	8.2 yrs	8.5 yrs	-4%
Washing Machine	11.5 yrs	12 yrs	-4%
Water Heater	14.4 yrs	15 yrs	-4%

Regional Water Comparison

How Red Hill compares to its nearest neighbours

City	Hardness	PFAS (ppt)	Risk	Source
▶ Red Hill, South Carolina	≈ 0–59 mg/L	3.5 ppt	🟢 Soft	reservoir
Conway, South Carolina	≈ 120–179 mg/L	365.8 ppt	🟠 Hard	reservoir
Socastee, South Carolina	≈ 0–60 mg/L	5.9 ppt	🟢 Soft	reservoir
Myrtle Beach, South Carolina	≈ 120–179 mg/L	53.7 ppt	🟠 Hard	reservoir
Red Hill, South Carolina	≈ 0–60 mg/L	3.5 ppt	🟢 Soft	reservoir

National Benchmark

How Red Hill compares to the USA average

Benchmark	Hardness	Appliance Risk
▶ Red Hill	≈ 0–59 mg/L	🟢 None
USA National Avg	151 mg/L	🟠 Moderate
Scarsdale Top Rated	0.02 mg/L	🟢 None

Bring Scarsdale-quality water to your Red Hill home

Shop water softeners on Amazon.com →

Shop Now

What Makes Red Hill's Water Unique?

Local geology and source profile

Source: ReservoirTDS: 101.9 mg/LpH: 6.3

Red Hill, South Carolina, receives its water from a local utility operating within the state's broader water system. Unfortunately, specific details regarding the utility's name, the reservoirs or other sources it draws from, and the exact location of its treatment plants were not publicly available. The water supply serves the residents of Red Hill and the surrounding communities within the state. This region is situated within South Carolina's Atlantic Coastal Plain watershed.

The geology underpinning Red Hill is typical of the Atlantic Coastal Plain, featuring Quaternary and Tertiary sediments that lie atop Cretaceous formations. The terrain is predominantly composed of sand, clay, and silt, with a notable absence of significant carbonate rock like limestone or dolomite. This geological makeup, characterized by its sandy and low-mineral content, naturally results in soft water, meaning there are very few dissolved calcium and magnesium ions present.

Because the water is naturally soft, homeowners in Red Hill can expect to see minimal scaling on their appliances and plumbing fixtures. Soap will lather easily, and you'll likely notice less soap scum buildup. While water softeners aren't needed and wouldn't offer any advantages, the naturally soft water might exhibit slightly corrosive tendencies. This could potentially necessitate pH adjustment or specific corrosion control measures to protect pipes and water heaters from mineral buildup. According to TapWaterData, Red Hill's water contains 5 contaminants above EPA health-based guidelines, and a certified water filter is recommended.

Geology & Source: Coastal Plain sediments; sandy, low-mineral geology produces soft water

Other South Carolina Water Reports

Conway

≈ 120–179 mg/L

🟠 Hard

Socastee

≈ 0–60 mg/L

🟢 Soft

Myrtle Beach

≈ 120–179 mg/L

🟠 Hard

Red Hill

≈ 0–60 mg/L

🟢 Soft

Report an Issue

Notice an error or missing data? Help us keep this page accurate. If you spot incorrect water hardness, outdated utility info, or missing details, please let us know.

All reports are reviewed by our team. Thank you for supporting data quality!

Frequently Asked Questions

Is Red Hill's water safe to drink?

Yes. Red Hill's water meets all federal safety standards. The hardness is ≈ 0–59 mg/L (Soft), which is safe to drink. High hardness affects appliances and taste, but poses no health risk.

Do I need a water softener in Red Hill?

Red Hill's water is soft at ≈ 0–59 mg/L. A water softener is generally not necessary, though a carbon filter can improve taste and remove any remaining chlorine.

How does Red Hill compare to the USA average?

The USA national average is 151 mg/L. Red Hill (≈ 0–59 mg/L) is 121 mg/L below the national average. The softest major city is Scarsdale at just 0.02 mg/L.

Data Sources & Methodology

Water quality data for Red Hill is derived from geographic and geological modelling of the surrounding region. No federal monitoring station data was available for this location.

Estimated

Water Hardness

Modelled estimate based on state-level USGS geological survey data for this region. No direct USGS Water Quality Portal measurement was matched to this city — the value reflects a statistical range calibrated to the state's dominant rock types and typical source water characteristics.

Estimated

Estimated from regional geology and source water characteristics. pH is correlated with water hardness and local bedrock — values may differ from utility-reported figures.

Estimated

TDS — Total Dissolved Solids

Estimated using a derived ratio from water hardness and regional conductance profiles. TDS in natural water correlates strongly with total mineral content including hardness ions.

Measured

PFAS — Perfluoroalkyl and Polyfluoroalkyl Substances

EPA UCMR5 (5th Unregulated Contaminant Monitoring Rule, 2023–2025) — sum of PFAS compounds detected at the public water system serving this city. A value of 0 indicates the system was sampled with no detection above reporting limits.

Modelled

Lead

Modelled estimate based on the EPA Lead and Copper Rule 90th-percentile tap-sample methodology. No publicly available per-city lead dataset with sufficient national coverage exists. Values are a conservative baseline derived from city population tier and infrastructure age — all estimates are maintained below the EPA action level of 0.015 mg/L.

Calculated

Appliance Lifespan

Calculated from water hardness using a linear degradation model. Baseline lifespans represent soft-water performance (kettle: 8.5 yrs, washing machine: 12.0 yrs, water heater: 15.0 yrs). Hard water mineral scale progressively reduces operational life in direct proportion to hardness concentration.