Alexandria, KY
Alexandria runs 7.3 grains per gallon through Northern Kentucky Water District, 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. Conventional surface-water treatment. No softening. Hardness swings seasonally between about 4.6 and 9.8 grains.
See every city in Campbell County.
Local water profile
7.3 grains per gallon, hard water, supplied by Northern Kentucky Water District.
Alexandria neighborhoods we serve
- US 27 corridor
- Main Street area
Alexandria water is 7.3 grains per gallon.
That is classed as hard water. It comes from Northern Kentucky Water District, per the NKWD 2025 Water Quality Report.
- Hardness
- 7.3 grains per gallonHard
- Source
- Ohio and Licking rivers, across three treatment plants
- Treatment
- Conventional surface-water treatment. No softening. Hardness swings seasonally between about 4.6 and 9.8 grains.
- Worth knowing
- Addresses outside the district boundary run on private wells, which test far harder and usually carry iron and sulfur as well.
Source: NKWD 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.
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.
At 7.3 grains, for a four-person household using about 300 gallons a day. Fewer people or a more efficient softener uses less.
Hard on the Water Quality Association scale. Soft is under 3.5, hard starts at 7, very hard above 10.5.
How hard is the water in Alexandria, KY?
Water in Alexandria, KY is 7.3 grains per gallon, which is classed as hard water. It is supplied by Northern Kentucky Water District from ohio and Licking rivers, across three treatment plants, per the NKWD 2025 Water Quality Report (2025).
Who supplies the water in Alexandria, KY?
Alexandria is served by Northern Kentucky Water District. The water comes from ohio and Licking rivers, across three treatment plants. Conventional surface-water treatment. No softening. Hardness swings seasonally between about 4.6 and 9.8 grains.
Do I need a water softener in Alexandria, KY?
At 7.3 grains per gallon, Alexandria 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 Alexandria do you cover?
All of Alexandria, including US 27 corridor and Main Street area. Flat-rate pricing across the whole service area, with no travel charge between neighborhoods.
How much salt will a softener use in Alexandria?
At 7.3 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 Alexandria water?
Addresses outside the district boundary run on private wells, which test far harder and usually carry iron and sulfur as well.
Alexandria, KY: ZIP Codes We Serve
We install and service water treatment systems across 41001, 41007.
Alexandria, KY: Local Landmarks
Homes near Alexandria Community Park, Tribute Park, Calvin A. Perry Community Center, Alexandria City Building, Saint Mary of the Assumption Church & School and Charles E. McCormick Area Technology Center all draw the same municipal supply.
Alexandria, KY: Nearby Streets
Our crews work West Main Street, US 27-AA Connector Road, Riley Road, East Alexandria Pike, East Main Street, Creektrace Road, Alexandria Pike and Persimmon Grove Pike regularly.
Alexandria, KY in Northern Kentucky
Alexandria sits in Campbell 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 Campbell County.
What we install in Alexandria

Water Softener Install
Sized to your grain count, installed by our own licensed crew

Complete Home (City Water)
Softens every drop. Filters every tap. Polishes your drinking water

Complete Home (Well Water)
The well-water version, sized for iron, sulfur, and high hardness

Iron and Sulfur Removal
Clears orange staining and rotten egg smell at the source

Reverse Osmosis
Drinking water only. Installed under the kitchen sink

Sediment Filter
Protects every system downstream from grit and rust

Water Testing
Free, measured at your tap, before anyone recommends equipment
An Ohio business, local install crews
- Same flat price before any recommendation
- Licensed, insured, locally-trained install team
- Lifetime warranty on every whole-home tank
- Transparent flat-rate pricing, no surprise add-ons
- Call back in about 5 minutes during office hours
Get your install quote in Alexandria
A flat quote for your address, in writing.
Nearby Campbell County service areas
Ready for clean water in Alexandria?
Same flat price. Free installation. Lifetime warranty.