Water Hardness in West Virginia
Across 9 measured cities — with 174 more covered by labeled county-level estimates — West Virginia's median tap water hardness is 117.0 mg/L (6.8 gpg): moderately hard on the USGS scale. Below: every covered city, the state's hardest and softest water, and the geology that explains it.
Data updated September 13, 2026. Sources: utility-reported water quality data and USGS/EPA Water Quality Portal samples.
What it costs to soften West Virginia water
Water softener cost in West Virginia at 6.8 gpg prices the equipment and the installation labour against the plumber wages published for West Virginia, and labels every range as modelled or measured rather than leaving you to guess which it is.
West Virginia · 6.84 grains per gallon
$936–$1,182
installed, midpoint $1,046 — a 24,000-grain unit, the size 4 people at this hardness need.
Salt and drain water over 10 years: $717–$1,359 — the 7,489,800 grains of hardness this household removes, at the national salt price and water rate whose sources are named below. Filter changes and Service contract are omitted rather than assumed.
Sized for 4 people regenerating every 7 days: 14,364 grains of capacity needed, rounded up to the next common residential size. The median of 9 measured West Virginia cities in our hardness dataset. Modelled: the standard build band published for that state at the size this hardness calls for, equipment priced 2026-10-04 against the May 2025 reference period (OEWS M2025). Salt: the median retailer price of 3 retailers, read 2026-10-04, at a declared salt dose per regeneration. Drain water: about 50 gallons per regeneration from a government extension estimate read 2026-10-04, at the 2024 national average water and sewer rate from a government source read 2026-10-04.
Deciding whether it is worth it at all? Start from how much a water softener costs nationally — the same equipment, installation and ten-year ownership breakdown before any state wage adjustment is applied.
West Virginia Cities by Hardness Category
Measured cities only — labeled county estimates never enter the category counts or the median.
| Category | Range | Measured cities | Share |
|---|---|---|---|
| Soft | 0-60 mg/L | 2 | 22.2% |
| Moderately hard | 60-120 mg/L | 3 | 33.3% |
| Hard | 120-180 mg/L | 3 | 33.3% |
| Very hard | >180 mg/L | 1 | 11.1% |
Hardest and Softest Water in West Virginia
Measured values only; labeled county estimates and values under active dispute never rank.
Hardest water in West Virginia
- New Martinsville — 228.0 mg/L (13.3 gpg), very hard
- Morgantown — 127.0 mg/L (7.4 gpg), hard
- Bridgeport — 122.0 mg/L (7.1 gpg), hard
- Paden City — 117.0 mg/L (6.8 gpg), moderately hard
- Clarksburg — 104.0 mg/L (6.1 gpg), moderately hard
Softest water in West Virginia
- Charleston — 41.4 mg/L (2.4 gpg), soft
- Fairmont — 55.0 mg/L (3.2 gpg), soft
- Mt Storm — 90.1 mg/L (5.3 gpg), moderately hard
- Clarksburg — 104.0 mg/L (6.1 gpg), moderately hard
- Paden City — 117.0 mg/L (6.8 gpg), moderately hard
Every Covered City in West Virginia
All 183 covered West Virginia cities, sorted by population served. "County estimate" rows are labeled context values from USGS/EPA Water Quality Portal county sampling — they never enter the median above. City names link to each city's full water quality page.
| City | Hardness (mg/L) | gpg | Category | Data |
|---|---|---|---|---|
| Charleston | 41.4 | 2.4 | Soft | Computed from Ca+Mg |
| Huntington | 136.7 | 8.0 | Hard | County estimate |
| Maidsville | 121.2 | 7.1 | Hard | County estimate |
| Morgantown | 127.0 | 7.4 | Hard | Utility-reported |
| Parkersburg | 114.0 | 6.7 | Moderately hard | County estimate |
| Blacksville | 121.2 | 7.1 | Hard | County estimate |
| Davisville | 114.0 | 6.7 | Moderately hard | County estimate |
| Vienna | 114.0 | 6.7 | Moderately hard | County estimate |
| Hurricane | 69.6 | 4.1 | Moderately hard | County estimate |
| Wheeling | 106.0 | 6.2 | Moderately hard | County estimate |
| Fairmont | 55.0 | 3.2 | Soft | Utility-reported |
| Logan | 190.5 | 11.1 | Very hard | County estimate |
| Point Pleasant | 100.0 | 5.8 | Moderately hard | County estimate |
| Talcott | 67.1 | 3.9 | Moderately hard | County estimate |
| Tornado | 79.5 | 4.7 | Moderately hard | County estimate |
| Henderson | 100.0 | 5.8 | Moderately hard | County estimate |
| Weirton | 100.0 | 5.8 | Moderately hard | County estimate |
| Clarksburg | 104.0 | 6.1 | Moderately hard | Utility-reported |
| Martinsburg | 93.1 | 5.4 | Moderately hard | County estimate |
| Mineral Wells | 114.0 | 6.7 | Moderately hard | County estimate |
| Charles Town | 158.0 | 9.2 | Hard | Utility-reported |
| Weston | 81.7 | 4.8 | Moderately hard | County estimate |
| Elkins | 27.9 | 1.6 | Soft | County estimate |
| Saint Albans | 79.5 | 4.7 | Moderately hard | County estimate |
| St. Albans | 79.5 | 4.7 | Moderately hard | County estimate |
| Buckhannon | 16.3 | 0.9 | Soft | County estimate |
| Washington | 114.0 | 6.7 | Moderately hard | County estimate |
| Ripley | 53.2 | 3.1 | Soft | County estimate |
| Bridgeport | 122.0 | 7.1 | Hard | Utility-reported |
| West Liberty | 106.0 | 6.2 | Moderately hard | County estimate |
| Lewisburg | 117.0 | 6.8 | Moderately hard | County estimate |
| Kenova | 179.0 | 10.5 | Hard | County estimate |
| Lavalette | 179.0 | 10.5 | Hard | County estimate |
| Philippi | 37.3 | 2.2 | Soft | County estimate |
| Bruceton Mills | 43.2 | 2.5 | Soft | County estimate |
| Follansbee | 298.5 | 17.5 | Very hard | County estimate |
| Grafton | 165.4 | 9.7 | Hard | County estimate |
| Ravenswood | 53.2 | 3.1 | Soft | County estimate |
| Wellsburg | 298.5 | 17.5 | Very hard | County estimate |
| Waverly | 114.0 | 6.7 | Moderately hard | County estimate |
| Williamstown | 114.0 | 6.7 | Moderately hard | County estimate |
| White Sulphur Springs | 117.0 | 6.8 | Moderately hard | County estimate |
| Kingwood | 43.2 | 2.5 | Soft | County estimate |
| West Milford | 240.0 | 14.0 | Very hard | County estimate |
| Kenna | 53.2 | 3.1 | Soft | County estimate |
| Keyser | 132.3 | 7.7 | Hard | County estimate |
| Wayne | 179.0 | 10.5 | Hard | County estimate |
| Summersville | 35.3 | 2.1 | Soft | County estimate |
| Flemington | 165.4 | 9.7 | Hard | County estimate |
| French Creek | 16.3 | 0.9 | Soft | County estimate |
| New Martinsville | 228.0 | 13.3 | Very hard | Utility-reported |
| New Creek | 132.3 | 7.7 | Hard | County estimate |
| Shinnston | 240.0 | 14.0 | Very hard | County estimate |
| Craigsville | 35.3 | 2.1 | Soft | County estimate |
| Reynoldsville | 240.0 | 14.0 | Very hard | County estimate |
| Sutton | 33.1 | 1.9 | Soft | County estimate |
| Mount Nebo | 35.3 | 2.1 | Soft | County estimate |
| Shepherdstown | 300.8 | 17.6 | Very hard | County estimate |
| Glen Dale | 115.9 | 6.8 | Moderately hard | County estimate |
| Moundsville | 115.9 | 6.8 | Moderately hard | County estimate |
| Alum Creek | 79.5 | 4.7 | Moderately hard | County estimate |
| Oceana | 66.6 | 3.9 | Moderately hard | County estimate |
| Mullens | 66.6 | 3.9 | Moderately hard | County estimate |
| Amherstdale | 190.5 | 11.1 | Very hard | County estimate |
| Man | 190.5 | 11.1 | Very hard | County estimate |
| Reedsville | 43.2 | 2.5 | Soft | County estimate |
| Crum | 179.0 | 10.5 | Hard | County estimate |
| Welch | 66.6 | 3.9 | Moderately hard | County estimate |
| Nettie | 35.3 | 2.1 | Soft | County estimate |
| Cottageville | 53.2 | 3.1 | Soft | County estimate |
| Chester | 100.0 | 5.8 | Moderately hard | County estimate |
| Glen Fork | 66.6 | 3.9 | Moderately hard | County estimate |
| Williamson | 243.9 | 14.3 | Very hard | County estimate |
| Cowen | 13.4 | 0.8 | Soft | County estimate |
| Paden City | 117.0 | 6.8 | Moderately hard | Utility-reported |
| Pineville | 66.6 | 3.9 | Moderately hard | County estimate |
| Wallace | 240.0 | 14.0 | Very hard | County estimate |
| Sandyville | 53.2 | 3.1 | Soft | County estimate |
| Alderson | 117.0 | 6.8 | Moderately hard | County estimate |
| Richwood | 117.0 | 6.8 | Moderately hard | County estimate |
| Masontown | 43.2 | 2.5 | Soft | County estimate |
| St. Mary's | 97.0 | 5.7 | Moderately hard | County estimate |
| Branchland | 198.5 | 11.6 | Very hard | County estimate |
| West Hamlin | 198.5 | 11.6 | Very hard | County estimate |
| Moorefield | 49.6 | 2.9 | Soft | County estimate |
| Elizabeth | 58.8 | 3.4 | Soft | County estimate |
| Gauley Bridge | 64.9 | 3.8 | Moderately hard | County estimate |
| Harrisville | 60.2 | 3.5 | Moderately hard | County estimate |
| McMechen | 115.9 | 6.8 | Moderately hard | County estimate |
| Kimberly | 64.9 | 3.8 | Moderately hard | County estimate |
| Beverly | 27.9 | 1.6 | Soft | County estimate |
| Glenville | 63.3 | 3.7 | Moderately hard | County estimate |
| Harpers Ferry | 300.8 | 17.6 | Very hard | County estimate |
| Windsor Heights | 298.5 | 17.5 | Very hard | County estimate |
| Enterprise | 240.0 | 14.0 | Very hard | County estimate |
| Belington | 37.3 | 2.2 | Soft | County estimate |
| Mt Storm | 90.1 | 5.3 | Moderately hard | Utility-reported |
| Ronceverte | 117.0 | 6.8 | Moderately hard | County estimate |
| Grant Town | 55.0 | 3.2 | Soft | County estimate |
| Matewan | 243.9 | 14.3 | Very hard | County estimate |
| Varney | 243.9 | 14.3 | Very hard | County estimate |
| Gassaway | 33.1 | 1.9 | Soft | County estimate |
| Walton | 58.4 | 3.4 | Soft | County estimate |
| Rivesville | 55.0 | 3.2 | Soft | County estimate |
| Mannington | 55.0 | 3.2 | Soft | County estimate |
| Proctor | 115.9 | 6.8 | Moderately hard | County estimate |
| West Union | 68.3 | 4.0 | Moderately hard | County estimate |
| Sistersville | 76.8 | 4.5 | Moderately hard | County estimate |
| Terra Alta | 43.2 | 2.5 | Soft | County estimate |
| Chapmanville | 190.5 | 11.1 | Very hard | County estimate |
| Hedgesville | 93.1 | 5.4 | Moderately hard | County estimate |
| Gilbert | 243.9 | 14.3 | Very hard | County estimate |
| Fort Gay | 179.0 | 10.5 | Hard | County estimate |
| Rainelle | 64.9 | 3.8 | Moderately hard | County estimate |
| Mason | 100.0 | 5.8 | Moderately hard | County estimate |
| Gary | 236.1 | 13.8 | Very hard | County estimate |
| Norton | 27.9 | 1.6 | Soft | County estimate |
| Salem | 68.3 | 4.0 | Moderately hard | County estimate |
| Parsons | 43.9 | 2.6 | Soft | County estimate |
| New Haven | 100.0 | 5.8 | Moderately hard | County estimate |
| Lumberport | 240.0 | 14.0 | Very hard | County estimate |
| Wyatt | 240.0 | 14.0 | Very hard | County estimate |
| Benwood | 115.9 | 6.8 | Moderately hard | County estimate |
| Tunnelton | 43.2 | 2.5 | Soft | County estimate |
| Hendricks | 43.9 | 2.6 | Soft | County estimate |
| Kermit | 243.9 | 14.3 | Very hard | County estimate |
| Ceredo | 179.0 | 10.5 | Hard | County estimate |
| Frametown | 33.1 | 1.9 | Soft | County estimate |
| Franklin | 28.9 | 1.7 | Soft | County estimate |
| Reader | 106.0 | 6.2 | Moderately hard | County estimate |
| Newell | 100.0 | 5.8 | Moderately hard | County estimate |
| Buckeye | 33.8 | 2.0 | Soft | County estimate |
| Marlinton | 33.8 | 2.0 | Soft | County estimate |
| Jane Lew | 81.7 | 4.8 | Moderately hard | County estimate |
| New Cumberland | 100.0 | 5.8 | Moderately hard | County estimate |
| Middlebourne | 76.8 | 4.5 | Moderately hard | County estimate |
| Pennsboro | 60.2 | 3.5 | Moderately hard | County estimate |
| Triadelphia | 106.0 | 6.2 | Moderately hard | County estimate |
| Dille | 35.3 | 2.1 | Soft | County estimate |
| Quinwood | 117.0 | 6.8 | Moderately hard | County estimate |
| Rupert | 117.0 | 6.8 | Moderately hard | County estimate |
| Burnsville | 33.1 | 1.9 | Soft | County estimate |
| Grantsville | 53.1 | 3.1 | Soft | County estimate |
| Clay | 191.7 | 11.2 | Very hard | County estimate |
| Gallipolis Ferry | 100.0 | 5.8 | Moderately hard | County estimate |
| Belmont | 97.0 | 5.7 | Moderately hard | County estimate |
| Worthington | 55.0 | 3.2 | Soft | County estimate |
| Junior | 37.3 | 2.2 | Soft | County estimate |
| Kearneysville | 300.8 | 17.6 | Very hard | County estimate |
| Anmoore | 240.0 | 14.0 | Very hard | County estimate |
| War | 236.1 | 13.8 | Very hard | County estimate |
| Newburg | 43.2 | 2.5 | Soft | County estimate |
| Mill Creek | 27.9 | 1.6 | Soft | County estimate |
| Piedmont | 132.3 | 7.7 | Hard | County estimate |
| Farmington | 55.0 | 3.2 | Soft | County estimate |
| Lester | 66.4 | 3.9 | Moderately hard | County estimate |
| Hartford | 100.0 | 5.8 | Moderately hard | County estimate |
| Hartford City | 100.0 | 5.8 | Moderately hard | County estimate |
| Valley Grove | 106.0 | 6.2 | Moderately hard | County estimate |
| Friendly | 76.8 | 4.5 | Moderately hard | County estimate |
| Beech Bottom | 298.5 | 17.5 | Very hard | County estimate |
| Arthurdale | 43.2 | 2.5 | Soft | County estimate |
| Fenwick | 35.3 | 2.1 | Soft | County estimate |
| Paw Paw | 55.3 | 3.2 | Soft | County estimate |
| Kimball | 236.1 | 13.8 | Very hard | County estimate |
| Naugatuck | 243.9 | 14.3 | Very hard | County estimate |
| Gap Mills | 5.3 | 0.3 | Soft | County estimate |
| Augusta | 55.3 | 3.2 | Soft | County estimate |
| Romney | 55.3 | 3.2 | Soft | County estimate |
| Davy | 236.1 | 13.8 | Very hard | County estimate |
| Albright | 43.2 | 2.5 | Soft | County estimate |
| Glen Rogers | 66.6 | 3.9 | Moderately hard | County estimate |
| Delbarton | 243.9 | 14.3 | Very hard | County estimate |
| Hillsboro | 33.8 | 2.0 | Soft | County estimate |
| Brenton | 66.6 | 3.9 | Moderately hard | County estimate |
| Chattaroy | 243.9 | 14.3 | Very hard | County estimate |
| Huttonsville | 27.9 | 1.6 | Soft | County estimate |
| Montgomery | 64.9 | 3.8 | Moderately hard | County estimate |
| Wyoming | 66.6 | 3.9 | Moderately hard | County estimate |
| Berkeley Springs | 57.2 | 3.4 | Soft | County estimate |
| Danese | 64.9 | 3.8 | Moderately hard | County estimate |
| Old Fields | 49.6 | 2.9 | Soft | County estimate |
| Procious | 191.7 | 11.2 | Very hard | County estimate |
Above 120 mg/L (7 gpg), scale is usually worth treating — see our water softener guide, or size a system with the hardness calculator & converter.
The Geology Behind West Virginia's Water Hardness
West Virginia sits in the Appalachian and Mid-Atlantic mixed terrain region.
The Mid-Atlantic and Appalachian states sit on a patchwork of sandstone, shale, and crystalline rock that yields mostly soft to moderately hard water. The big exception is the region's limestone and dolomite valleys - including the carbonate belt running from Pennsylvania down through the Shenandoah Valley - where groundwater dissolves calcium and magnesium readily and comes out distinctly hard. A city's number here depends heavily on whether its supply draws from upland rivers and reservoirs or from carbonate-valley wells.
West Virginia Water Hardness FAQ
Does West Virginia have hard water?
On the whole, no — West Virginia's statewide median sits below the hard threshold, though some cities run harder. The median is 117.0 mg/L (6.8 gpg) — moderately hard on the USGS scale, where anything above 120 mg/L (7 gpg) counts as hard. 4 of West Virginia's 9 measured cities fall in the hard or very hard bands (44%), so check your own city rather than the state average.
How hard is tap water in West Virginia?
Across the 9 West Virginia cities with measured values in our index, the median hardness is 117.0 mg/L (6.8 gpg) — moderately hard on the USGS scale. Individual cities range from 41.4 to 228.0 mg/L, so check your own city rather than assuming the state number.
Which city in West Virginia has the hardest water?
New Martinsville has the hardest measured tap water in our West Virginia index at 228.0 mg/L (13.3 gpg) — very hard on the USGS scale. Rankings use measured utility values only; labeled county estimates and values under active dispute are excluded.
Do I need a water softener in West Virginia?
4 of West Virginia's 9 measured cities (44%) fall in the hard or very hard bands — above 120 mg/L (7 gpg), the level where most water treatment professionals suggest considering an ion-exchange softener. Hardness varies utility to utility, so look up your own city's value before sizing equipment.
How do I find my city's exact water hardness?
Enter your ZIP code in our free lookup at tapwaterdata.com/zip to see the value we hold for your West Virginia city from utility-reported water quality data, check your water utility's annual Consumer Confidence Report (CCR), or use a home test-strip kit.
Need whole-house or professional water treatment?
For the problems a pitcher or under-sink filter cannot fix — scale, rust and black staining, sulfur smell, well contamination, or test results you cannot explain. Tell us what is happening and we will connect you with a local water-treatment professional.
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