Montgomery County · OH

Kettering, OH

Kettering runs 8.1 grains per gallon through City of Dayton Department of Water, 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. Lime softened. Dayton is one of the largest lime-softening systems in the country.

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Local water profile

8.1 grains per gallon, hard water, supplied by City of Dayton Department of Water.

Kettering neighborhoods we serve

Town & Country
Oak Park
Southern Hills

Water profile

Kettering water is 8.1 grains per gallon.

That is classed as hard water. It comes from City of Dayton Department of Water, per the City of Dayton 2025 Water Quality Report.

Hardness: 8.1 grains per gallonHard
Utility: City of Dayton Department of Water
Source: Great Miami Buried Valley Aquifer, a federally designated sole-source aquifer
Treatment: Lime softened. Dayton is one of the largest lime-softening systems in the country.

Source: City of Dayton 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 8.1 grains, for a four-person household using about 300 gallons a day. Fewer people or a more efficient softener uses less.

8.1

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 Kettering, OH?

Water in Kettering, OH is 8.1 grains per gallon, which is classed as hard water. It is supplied by City of Dayton Department of Water from great Miami Buried Valley Aquifer, a federally designated sole-source aquifer, per the City of Dayton 2025 Water Quality Report (2025).

Who supplies the water in Kettering, OH?

Kettering is served by City of Dayton Department of Water. The water comes from great Miami Buried Valley Aquifer, a federally designated sole-source aquifer. Lime softened. Dayton is one of the largest lime-softening systems in the country.

Do I need a water softener in Kettering, OH?

At 8.1 grains per gallon, Kettering 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 Kettering do you cover?

All of Kettering, including Town & Country, Oak Park and Southern Hills. Flat-rate pricing across the whole service area, with no travel charge between neighborhoods.

How much salt will a softener use in Kettering?

At 8.1 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.

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Local coverage

Kettering, OH: ZIP Codes We Serve

We install and service water treatment systems across 45409, 45419, 45420, 45429, 45439, 45440.

Kettering, OH: Local Landmarks

Homes near State Farm Park, Indian Riffle Park, Ireland Park, Ernst Park, Dayton Metro Library - Kettering-Moraine Branch and Dayton Metro Library Wilmington-Stroop Branch all draw the same municipal supply.

Kettering, OH: Nearby Streets

Our crews work East Whipp Road, South Dixie Avenue, West Stroop Road, Research Boulevard, Shroyer Road, East Dorothy Lane, Kettering Boulevard and East Stroop Road regularly.

Kettering, OH in the Dayton metro area

Kettering sits in Montgomery County, part of the Dayton metro area. 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 Montgomery County.

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