Hard water in Winchester, VA

Tap water hardness
254mg/L
14.8gpg
Very hard

Reported by Frederick Water · March 2025

VA typical
65 mg/L
EPA health violations since 2016
0
Softener for 3 people
24k grain
Data
Utility report

Tap water in Winchester has about 254 mg/L of hardness, which is 14.8 grains per gallon. On the USGS scale that counts as very hard. The number comes from Frederick Water, dated March 2025.

Winchester on the hardness scale, with nearby cities
060120180240300360+VA typical 65Warrenton: 70 mg/LWarrenton 70Manassas: 74 mg/LManassas 74Gainesville: 82 mg/LGainesville 82Sudley: 82 mg/LSudley 82Yorkshire: 82 mg/LYorkshire 82Purcellville: 111 mg/LPurcellville 111Front Royal: 112 mg/LFront Royal 112Leesburg: 142 mg/LLeesburg 142New Baltimore: 152 mg/LNew Baltimore 152Strasburg: 171 mg/LStrasburg 171Winchester 254mg/L as calcium carbonate060120180240300360+VA 65Warrenton: 70 mg/LWarrenton 70Purcellville: 111 mg/LPurcellvil. 111Front Royal: 112 mg/LFront Royal 112Leesburg: 142 mg/LLeesburg 142New Baltimore: 152 mg/LNew Baltim. 152Strasburg: 171 mg/LStrasburg 171254 mg/Lmg/L as calcium carbonate
Soft 0–60 mg/LModerately hard 61–120 mg/LHard 121–180 mg/LVery hard 181+ mg/L

Winchester sits 189 mg/L above the typical Virginia figure of 65. None of the 10 nearest cities we track has harder water. The range nearby runs from 70 mg/L in Warrenton to 171 in Strasburg.

What 254 mg/L means at home

Scale forms fast here. Kettles and coffee makers need regular descaling, and showerheads clog unless you clean them.

Tank water heaters collect mineral sediment that insulates the water from the burner, so flushing the tank matters more than usual.

Dishes and glass shower doors spot easily. Soap scum and a dull film on hair or laundry are common complaints.

Hardness is not a health problem, and EPA sets no limit for it. It is a matter of scale and soap.

What to do about it

At 254 mg/L most of the trouble is scale, and only a few things deal with it.

Ion-exchange water softener

The standard whole-house fix. It swaps calcium and magnesium for sodium or potassium and needs salt plus a drain. Size it with the calculator below.

Salt-free conditioner

No salt and no drain line. It changes how minerals form scale instead of removing them, so water still tests hard.

Reverse osmosis or carbon filter

Under-sink reverse osmosis removes minerals from drinking water only. Plain carbon filters improve taste but do not soften.

Softener size for Winchester

3 people × 75 gallons a day × 14.8 gpg = 3,337 grains a day. A 24,000-grain unit regenerates about every 7 days.

Size it for your household

EPA record for Winchester's water system

Frederick Water · PWSID VA2069250

No health-based violations since 2016

Serves about 46,206 people from surface water.

Health-based
0
Monitoring or reporting
3
Open now
1

Health-based means a contaminant above its legal limit or a missed treatment step. Monitoring and reporting violations are late or missing tests and notices. Source: EPA ECHO, 2026Q3 export, violations with periods starting 2016 or later. Full EPA record.

Questions

Is Winchester water hard?

Yes. It measures about 254 mg/L (14.8 grains per gallon), which the USGS classes as very hard.

What is the water hardness in Winchester in grains per gallon?

About 14.8 gpg. One grain per gallon equals 17.1 mg/L, so 254 mg/L divided by 17.1 gives 14.8.

What size water softener do I need in Winchester?

For 3 people using 75 gallons each per day, 14.8 gpg works out to about 3,337 grains a day. A 24,000-grain softener covers that with a regeneration about every 7 days.

Has the Winchester water system had EPA violations?

EPA records show no health-based violations for Frederick Water since 2016. There were also 3 monitoring or reporting violations, which are about late or missing tests and notices.

Nearby cities

All 79 cities in Virginia

Hardness data: TapWaterData US Water Hardness (utility report, March 25, 2025), CC BY 4.0. Population: US Census Bureau. Violations: EPA ECHO. How we use them.