Boone County · KY

Florence, KY

Florence runs 7.4 grains per gallon through Boone-Florence Water Commission, which puts it in the hard band. Hard, but not extreme. It is enough to leave scale in a water heater over time, which is what shortens its life. Granular activated carbon and UV. No softening, the hardness you get is what the river carries.

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Local water profile

7.4 grains per gallon, hard water, supplied by Boone-Florence Water Commission.

Florence neighborhoods we serve

Florence Mall corridor
Oakbrook

Water profile

Florence water is 7.4 grains per gallon.

That is classed as hard water. It comes from Boone-Florence Water Commission, per the GCWW 2025 Water Quality Report.

Hardness: 7.4 grains per gallonHard
Utility: Boone-Florence Water Commission
Source: Ohio River, treated at the Richard Miller plant
Treatment: Granular activated carbon and UV. No softening, the hardness you get is what the river carries.
Worth knowing: Florence is not on the Northern Kentucky Water District. The Boone-Florence Water Commission buys from Greater Cincinnati Water Works, so Florence drinks treated Ohio River water.

Source: GCWW 2025 Water Quality Report, 2025 reporting year. Hardness bands follow the Water Quality Association scale: soft under 3.5 grains, moderate 3.5 to 7, hard 7 to 10.5, very hard above 10.5.

What that means here

This is hard water. It will not ruin anything overnight, but scale accumulates inside the water heater over years, which is what shortens its life.

bags of salt a year

At 7.4 grains, for a four-person household using about 300 gallons a day. Fewer people or a more efficient softener uses less.

7.4

grains per gallon

Hard on the Water Quality Association scale. Soft is under 3.5, hard starts at 7, very hard above 10.5.

Common questions

How hard is the water in Florence, KY?

Water in Florence, KY is 7.4 grains per gallon, which is classed as hard water. It is supplied by Boone-Florence Water Commission from ohio River, treated at the Richard Miller plant, per the GCWW 2025 Water Quality Report (2025).

Who supplies the water in Florence, KY?

Florence is served by Boone-Florence Water Commission. The water comes from ohio River, treated at the Richard Miller plant. Granular activated carbon and UV. No softening, the hardness you get is what the river carries.

Do I need a water softener in Florence, KY?

At 7.4 grains per gallon, Florence water is hard. Water above 7 grains per gallon causes scale in water heaters and fixtures and reduces soap lather, which is the point at which most homes benefit from a softener.

What parts of Florence do you cover?

All of Florence, including Florence Mall corridor and Oakbrook. Flat-rate pricing across the whole service area, with no travel charge between neighborhoods.

How much salt will a softener use in Florence?

At 7.4 grains per gallon, a four-person household using roughly 300 gallons a day goes through about 6 forty-pound bags of softener salt a year. Smaller households and higher-efficiency softeners use less.

Is anything unusual about Florence water?

Florence is not on the Northern Kentucky Water District. The Boone-Florence Water Commission buys from Greater Cincinnati Water Works, so Florence drinks treated Ohio River water.

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Florence, KY: ZIP Codes We Serve

We install and service water treatment systems across 41042, 41091, 41094.

Florence, KY: Local Landmarks

Homes near Lincoln Woods Park, Stringtown Park, Florence Aquatic Center, Orleans Park, Florence Branch Library and Florence Government Center all draw the same municipal supply.

Florence, KY: Nearby Streets

Our crews work Dixie Highway, Weaver Road, Hopeful Church Road, Thoroughbred Boulevard, Mall Road, Houston Road, Turfway Road and Burlington Pike regularly.

Florence, KY in Northern Kentucky

Florence sits in Boone County, part of Northern Kentucky. Water here is supplied and treated at the county and municipal level, so hardness and treatment vary street to street across the region rather than following one regional average. That is why we test at the property before recommending a system. See every community we serve in Boone County.

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