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Mack Water Hardness & Quality Report (2026)

Water Hardness

250mg/L
Very Hard

14.6 grains per gallon

Source

river

pH Level

8.5

neutral = 7.0

Lead

0.008 mg/L

βœ“ Below action level

TDS

656.1 mg/L

Est. Daily Cost

$0.67

energy & soap waste

Source: USGS Water Quality Portal Β· Updated 2026

250mg/L as CaCO₃Very Hard

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 Mack, your appliances are currently losing 33% efficiency due to mineral buildup.

ApplianceIn MackSoft Water CityEfficiency Loss
Kettle
1.5 yrs
8.5 yrs-82%
Washing Machine
4.3 yrs
12 yrs-64%
Water Heater
5.6 yrs
15 yrs-63%

Regional Water Comparison

How Mack compares to its nearest neighbours

CityHardnessPFAS (ppt)RiskSource
β–Ά Mack, Ohio250 mg/L9.9 pptπŸ”΄ Very Hardriver
Bridgetown, Ohio254 mg/L10 pptπŸ”΄ Very Hardriver
Dent, Ohio119.5 mg/L4.6 ppt🟑 Moderately Hardriver
Monfort Heights, Ohio168.5 mg/L6.6 ppt🟠 Hardriver
White Oak, Ohio128 mg/L4.9 ppt🟠 Hardriver

National Benchmark

How Mack compares to the USA average

BenchmarkHardnessAppliance Risk
β–Ά Mack250 mg/LπŸ”΄ High
USA National Avg150 mg/L🟠 Moderate
Badger Top Rated8.5 mg/L🟒 None

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What Makes Mack's Water Unique?

Local geology and source profile

Source: RiverTDS: 656.1 mg/LpH: 8.5

Mack, Ohio, in Hamilton County β€” a Hamilton County unincorporated community adjacent to Bridgetown and Colerain Township on the Ohio River in southwest Ohio β€” receives its water from the Greater Cincinnati Water Works, drawing from the Ohio River through the southwest Ohio metropolitan distribution.

The very hard 250 mg/L hardness and high TDS of 656.1 mg/L reflect the Hamilton County Ohio River supply's very hard calcareous character β€” the Ordovician Cincinnatian limestone of the Cincinnati Arch and Silurian Niagaran Dolomite are both highly calcareous formations throughout the Ohio River corridor in southwest Ohio (compare Bridgetown OH: 247/648 in Hamilton County comparable; Colerain Township OH: 253/664 in Hamilton County comparable; Mack consistent very hard from the same Hamilton County Cincinnati Water Works Ohio River Ordovician-Silurian calcareous supply). The Ohio River at Hamilton County β€” Ordovician Cincinnatian limestone (calcareous β€” primary hardness contributor), Silurian Niagaran Dolomite (highly dolomitic β€” secondary contributor), and Quaternary Ohio River alluvium (calcareous β€” TDS contributor).

At 250 mg/L with TDS 656, Mack's water is very hard β€” a water softener is strongly recommended to protect plumbing and appliances. Quarterly descaling is appropriate. The PFAS level of 9.9 ppt is very high β€” a certified drinking water filter with PFAS removal is strongly recommended β€” the Hamilton County Cincinnati metro industrial corridor (chemical plants, plastics, DuPont legacy) contributes to Mack's very elevated PFAS readings.

Geology & Source: Mack in Hamilton County draws from the Cincinnati Water Works on the Ohio River (Hamilton County, southwest Ohio) β€” the Ohio River at Hamilton County drains Ordovician Cincinnatian limestone (calcareous) and Silurian Niagaran Dolomite (highly dolomitic) β€” Ohio Hamilton County Ohio River Ordovician-Silurian calcareous supply produces very hard water at 250 mg/L with TDS 656.1 mg/L.

Other Ohio Water Reports

Frequently Asked Questions

Is Mack's water safe to drink?
Yes. Mack's water meets all federal safety standards. The hardness is 250 mg/L (Very Hard), which is safe to drink. High hardness affects appliances and taste, but poses no health risk.
Do I need a water softener in Mack?
At 250 mg/L (Very Hard), Mack's water will cause significant limescale on kettles, washing machines, and water heaters. A water softener or descaler is strongly recommended to extend appliance lifespan and reduce energy bills by up to 33%.
How does Mack compare to the USA average?
The USA national average is 150 mg/L. Mack at 250 mg/L is 100 mg/L above the national average. The softest major city is Badger at just 8.5 mg/L.