LocalDataPoint

Ohio Water Quality

Water hardness and quality data for 195 cities in Ohio, USA.

State average

185mg/L

10.8 gpg

Hardness level

🔴 Very Hard

16 lab-verified

Cities

195

195 with data

Akron

Pop. 197,542

Moderately Hard
60–119 mg/Lgroundwater

PFAS: 6.2 ppt

Full report →

Cincinnati

Pop. 311,097

🟠 Hard
127 mg/Lriver

PFAS: 4.7 ppt

Full report →

Cleveland

Pop. 365,379

Moderately Hard
60–119 mg/Lriver

PFAS: 6 ppt

Full report →

Columbus

Pop. 913,175

🟠 Hard
120 mg/Lreservoir

PFAS: 12 ppt

Full report →

Dayton

Pop. 135,512

🟠 Hard
156 mg/Lriver

PFAS: 94.9 ppt

Full report →

Toledo

Pop. 265,638

Very Hard
180+ mg/Lriver

PFAS: 3 ppt

Full report →

Beavercreek

Pop. 46,277

Hard
120–179 mg/Lgroundwater

PFAS: 0 ppt

Full report →

Boardman

Pop. 35,376

Hard
120–179 mg/Lriver

PFAS: 5.6 ppt

Full report →

Bowling Green

Pop. 31,246

Very Hard
180+ mg/Lriver

PFAS: 33.1 ppt

Full report →

Brunswick

Pop. 34,689

Hard
120–179 mg/Lriver

PFAS: 7.3 ppt

Full report →

Canton

Pop. 71,885

Very Hard
180+ mg/Lgroundwater

PFAS: 0 ppt

Full report →

Cleveland Heights

Pop. 44,962

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Collinwood

Pop. 34,220

Hard
120–179 mg/Lriver

PFAS: 6.6 ppt

Full report →

Cuyahoga Falls

Pop. 49,146

Hard
120–179 mg/Lgroundwater

PFAS: 0 ppt

Full report →

Delaware

Pop. 37,995

Hard
120–179 mg/Lriver

PFAS: 107.1 ppt

Full report →

Dublin

Pop. 45,098

Hard
120–179 mg/Lgroundwater

PFAS: 4 ppt

Full report →

Elyria

Pop. 53,775

Hard
120–179 mg/Lriver

PFAS: 6.2 ppt

Full report →

Euclid

Pop. 47,676

Hard
120–179 mg/Lgroundwater

PFAS: 6.8 ppt

Full report →

Fairborn

Pop. 33,452

Hard
120–179 mg/Lriver

PFAS: 7.6 ppt

Full report →

Fairfield

Pop. 42,767

Hard
120–179 mg/Lgroundwater

PFAS: 16 ppt

Full report →

Findlay

Pop. 41,149

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Gahanna

Pop. 34,590

Hard
120–179 mg/Lriver

PFAS: 5.2 ppt

Full report →

Grove City

Pop. 39,388

🟠 Hard
120 mg/Lriver

PFAS: 6.5 ppt

Full report →

Hamilton

Pop. 62,407

Hard
120–179 mg/Lriver

PFAS: 11.2 ppt

Full report →

Hilliard

Pop. 33,649

🟠 Hard
120 mg/Lriver

PFAS: 4.3 ppt

Full report →

Huber Heights

Pop. 38,176

Hard
120–179 mg/Lgroundwater

PFAS: 0 ppt

Full report →

Kettering

Pop. 55,525

Hard
120–179 mg/Lriver

PFAS: 66.1 ppt

Full report →

Lakewood

Pop. 50,656

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Lancaster

Pop. 39,766

Hard
120–179 mg/Lgroundwater

PFAS: 0 ppt

Full report →

Lima

Pop. 37,873

Hard
120–179 mg/Lriver

PFAS: 24.4 ppt

Full report →

Lorain

Pop. 63,647

Very Hard
180+ mg/Lriver

PFAS: 0 ppt

Full report →

Mansfield

Pop. 46,830

🟡 Moderately Hard
105 mg/Lriver

PFAS: 0 ppt

Full report →

Marion

Pop. 36,363

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Mason

Pop. 32,662

Hard
120–179 mg/Lriver

PFAS: 4.3 ppt

Full report →

Massillon

Pop. 32,252

Hard
120–179 mg/Lgroundwater

PFAS: 6.1 ppt

Full report →

Mentor

Pop. 46,901

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Middletown

Pop. 48,760

Hard
120–179 mg/Lgroundwater

PFAS: 5.7 ppt

Full report →

Newark

Pop. 47,986

🟡 Moderately Hard
118 mg/Lriver

PFAS: 9.5 ppt

Full report →

North Olmsted

Pop. 32,004

Hard
120–179 mg/Lriver

PFAS: 9.6 ppt

Full report →

North Ridgeville

Pop. 32,483

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

North Royalton

Pop. 30,311

Hard
120–179 mg/Lriver

PFAS: 9.7 ppt

Full report →

Parma

Pop. 79,937

Hard
120–179 mg/Lriver

PFAS: 6.4 ppt

Full report →

Reynoldsburg

Pop. 37,158

Hard
120–179 mg/Lriver

PFAS: 10.7 ppt

Full report →

Springfield

Pop. 59,680

🟠 Hard
148 mg/Lgroundwater

PFAS: 0 ppt

Full report →

Stow

Pop. 34,797

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Strongsville

Pop. 44,668

Hard
120–179 mg/Lgroundwater

PFAS: 4.7 ppt

Full report →

Upper Arlington

Pop. 34,907

Hard
120–179 mg/Lriver

PFAS: 8.2 ppt

Full report →

Warren

Pop. 40,245

🟠 Hard
143.68 mg/Lriver

PFAS: 9.8 ppt

Full report →

Westerville

Pop. 38,384

Hard
120–179 mg/Lriver

PFAS: 4.2 ppt

Full report →

Westlake

Pop. 32,428

Hard
120–179 mg/Lriver

PFAS: 6.4 ppt

Full report →

Youngstown

Pop. 64,628

Very Hard
180+ mg/Lriver

PFAS: 55.8 ppt

Full report →

Alliance

Pop. 22,055

Hard
120–179 mg/Lriver

PFAS: 5.4 ppt

Full report →

Amherst

Pop. 12,135

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Ashland

Pop. 20,317

Very Hard
180+ mg/Lgroundwater

PFAS: 0 ppt

Full report →

Ashtabula

Pop. 18,371

Very Hard
180+ mg/Lriver

PFAS: 0 ppt

Full report →

Athens

Pop. 25,044

Hard
159 mg/Lgroundwater

PFAS: 0 ppt

Full report →

Aurora

Pop. 15,838

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Austintown

Pop. 29,677

Hard
120–179 mg/Lgroundwater

PFAS: 8.2 ppt

Full report →

Avon

Pop. 22,544

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Avon Center

Pop. 15,724

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Avon Lake

Pop. 23,453

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Barberton

Pop. 26,234

Hard
120–179 mg/Lriver

PFAS: 8.8 ppt

Full report →

Bay Village

Pop. 15,402

Hard
120–179 mg/Lriver

PFAS: 9.3 ppt

Full report →

Beachwood

Pop. 11,762

Hard
120–179 mg/Lriver

PFAS: 9.3 ppt

Full report →

Bedford

Pop. 12,747

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Bedford Heights

Pop. 10,625

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Bellefontaine

Pop. 13,117

Very Hard
180+ mg/Lgroundwater

PFAS: 6.4 ppt

Full report →

Berea

Pop. 18,874

Very Hard
180+ mg/Lriver

PFAS: 0 ppt

Full report →

Bexley

Pop. 13,654

Hard
120–179 mg/Lriver

PFAS: 105.2 ppt

Full report →

Blue Ash

Pop. 12,159

Very Hard
234.5 mg/Lriver

PFAS: 9.2 ppt

Full report →

Brecksville

Pop. 13,440

Hard
120–179 mg/Lriver

PFAS: 6.4 ppt

Full report →

Bridgetown

Pop. 14,407

Hard
120–179 mg/Lriver

PFAS: 10 ppt

Full report →

Broadview Heights

Pop. 19,229

Hard
120–179 mg/Lriver

PFAS: 6.8 ppt

Full report →

Brook Park

Pop. 18,809

Hard
120–179 mg/Lriver

PFAS: 6.9 ppt

Full report →

Brooklyn

Pop. 10,899

Hard
120–179 mg/Lgroundwater

PFAS: 7 ppt

Full report →

Bucyrus

Pop. 11,916

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Cambridge

Pop. 10,402

🔴 Very Hard
317 mg/Lriver

PFAS: 26.2 ppt

Full report →

Celina

Pop. 10,387

Hard
120–179 mg/Lriver

PFAS: 10.2 ppt

Full report →

Centerville

Pop. 23,882

Hard
120–179 mg/Lriver

PFAS: 6.4 ppt

Full report →

Chillicothe

Pop. 21,727

Hard
120–179 mg/Lgroundwater

PFAS: 3.1 ppt

Full report →

Circleville

Pop. 13,857

🔴 Very Hard
428 mg/Lgroundwater

PFAS: 0 ppt

Full report →

Clark-Fulton

Pop. 18,185

Very Hard
180+ mg/Lriver

PFAS: 9.9 ppt

Full report →

Clayton

Pop. 13,146

Hard
120–179 mg/Lriver

PFAS: 8.1 ppt

Full report →

Conneaut

Pop. 12,712

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Copley

Pop. 13,641

Hard
120–179 mg/Lriver

PFAS: 7.4 ppt

Full report →

Coshocton

Pop. 11,121

Hard
120–179 mg/Lgroundwater

PFAS: 0 ppt

Full report →

Defiance

Pop. 16,776

Hard
120–179 mg/Lriver

PFAS: 48.5 ppt

Full report →

Dent

Pop. 10,497

Very Hard
180+ mg/Lriver

PFAS: 4.6 ppt

Full report →

Detroit-Shoreway

Pop. 17,382

Hard
120–179 mg/Lriver

PFAS: 9.9 ppt

Full report →

Dover

Pop. 12,899

Hard
120–179 mg/Lgroundwater

PFAS: 0 ppt

Full report →

East Cleveland

Pop. 17,344

Hard
120–179 mg/Lriver

PFAS: 4.7 ppt

Full report →

East Liverpool

Pop. 10,846

Hard
129 mg/Lriver

PFAS: 8.2 ppt

Full report →

Eastlake

Pop. 18,232

Hard
120–179 mg/Lriver

PFAS: 5.3 ppt

Full report →

Englewood

Pop. 13,460

Hard
120–179 mg/Lgroundwater

PFAS: 0 ppt

Full report →

Fairview Park

Pop. 16,407

Hard
120–179 mg/Lriver

PFAS: 7.4 ppt

Full report →

Finneytown

Pop. 12,741

Very Hard
180+ mg/Lriver

PFAS: 8.5 ppt

Full report →

Forest Park

Pop. 18,676

Hard
120–179 mg/Lgroundwater

PFAS: 9.6 ppt

Full report →

Forestville

Pop. 10,532

Very Hard
180+ mg/Lgroundwater

PFAS: 9.7 ppt

Full report →

Fostoria

Pop. 13,167

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Franklin

Pop. 11,783

Hard
120–179 mg/Lgroundwater

PFAS: 4.1 ppt

Full report →

Fremont

Pop. 16,297

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Galion

Pop. 10,127

Hard
120–179 mg/Lriver

PFAS: 12.4 ppt

Full report →

Garfield Heights

Pop. 28,097

Hard
120–179 mg/Lriver

PFAS: 5.5 ppt

Full report →

Glenville

Pop. 23,559

Hard
120–179 mg/Lriver

PFAS: 6.4 ppt

Full report →

Goshen

Pop. 11,644

Hard
120–179 mg/Lriver

PFAS: 5.3 ppt

Full report →

Green

Pop. 25,898

Hard
120–179 mg/Lriver

PFAS: 12.2 ppt

Full report →

Greenville

Pop. 13,006

Very Hard
180+ mg/Lriver

PFAS: 12.2 ppt

Full report →

Heath

Pop. 10,489

🟠 Hard
145 mg/Lgroundwater

PFAS: 0 ppt

Full report →

Hough

Pop. 16,359

Hard
120–179 mg/Lriver

PFAS: 5.5 ppt

Full report →

Hudson

Pop. 22,437

Hard
120–179 mg/Lgroundwater

PFAS: 0 ppt

Full report →

Ironton

Pop. 10,900

Hard
120–179 mg/Lriver

PFAS: 28.1 ppt

Full report →

Kent

Pop. 29,810

🔴 Very Hard
311 mg/Lriver

PFAS: 12.3 ppt

Full report →

Lebanon

Pop. 20,623

Hard
120–179 mg/Lgroundwater

PFAS: 0 ppt

Full report →

Lewis Center

Pop. 11,261

Hard
120–179 mg/Lgroundwater

PFAS: 5.4 ppt

Full report →

London

Pop. 10,060

Very Hard
180+ mg/Lgroundwater

PFAS: 9.1 ppt

Full report →

Loveland

Pop. 12,585

🔴 Very Hard
342 mg/Lgroundwater

PFAS: 34.9 ppt

Full report →

Lyndhurst

Pop. 13,691

Hard
120–179 mg/Lriver

PFAS: 7.6 ppt

Full report →

Macedonia

Pop. 11,686

Hard
120–179 mg/Lriver

PFAS: 7.7 ppt

Full report →

Mack

Pop. 11,585

Very Hard
180+ mg/Lriver

PFAS: 9.9 ppt

Full report →

Maple Heights

Pop. 22,631

Hard
120–179 mg/Lriver

PFAS: 8.4 ppt

Full report →

Marietta

Pop. 13,900

Hard
120–179 mg/Lgroundwater

PFAS: 28.2 ppt

Full report →

Marysville

Pop. 22,817

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Maumee

Pop. 13,940

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Mayfield Heights

Pop. 18,840

Hard
120–179 mg/Lriver

PFAS: 9.3 ppt

Full report →

Medina

Pop. 26,339

Hard
120–179 mg/Lriver

PFAS: 15.5 ppt

Full report →

Miamisburg

Pop. 20,034

Hard
120–179 mg/Lgroundwater

PFAS: 0 ppt

Full report →

Middleburg Heights

Pop. 15,696

Hard
120–179 mg/Lgroundwater

PFAS: 4.5 ppt

Full report →

Monfort Heights

Pop. 11,948

Hard
120–179 mg/Lriver

PFAS: 6.6 ppt

Full report →

Monroe

Pop. 13,393

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Montgomery

Pop. 10,506

Hard
120–179 mg/Lriver

PFAS: 6.6 ppt

Full report →

Mount Vernon

Pop. 16,742

Hard
120–179 mg/Lgroundwater

PFAS: 0 ppt

Full report →

New Franklin

Pop. 14,275

Hard
120–179 mg/Lriver

PFAS: 8.1 ppt

Full report →

New Philadelphia

Pop. 17,484

Very Hard
180+ mg/Lgroundwater

PFAS: 0 ppt

Full report →

Niles

Pop. 18,651

Hard
120–179 mg/Lriver

PFAS: 29 ppt

Full report →

North Canton

Pop. 17,441

Very Hard
180+ mg/Lgroundwater

PFAS: 9.2 ppt

Full report →

Northbrook

Pop. 10,668

Very Hard
180+ mg/Lriver

PFAS: 9.9 ppt

Full report →

Norton

Pop. 12,036

Very Hard
180+ mg/Lriver

PFAS: 0 ppt

Full report →

Norwalk

Pop. 16,827

Very Hard
180+ mg/Lriver

PFAS: 0 ppt

Full report →

Norwood

Pop. 19,915

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Oregon

Pop. 20,102

Very Hard
180+ mg/Lriver

PFAS: 6.1 ppt

Full report →

Oxford

Pop. 22,104

Very Hard
180+ mg/Lriver

PFAS: 5.5 ppt

Full report →

Painesville

Pop. 19,776

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Parma Heights

Pop. 20,246

Hard
120–179 mg/Lriver

PFAS: 6.4 ppt

Full report →

Pataskala

Pop. 15,245

Hard
120–179 mg/Lriver

PFAS: 5.6 ppt

Full report →

Perrysburg

Pop. 21,423

Hard
120–179 mg/Lgroundwater

PFAS: 7.2 ppt

Full report →

Pickerington

Pop. 19,745

Hard
120–179 mg/Lgroundwater

PFAS: 0 ppt

Full report →

Piqua

Pop. 20,790

Very Hard
180+ mg/Lriver

PFAS: 3.1 ppt

Full report →

Portsmouth

Pop. 20,409

Hard
120–179 mg/Lriver

PFAS: 8.9 ppt

Full report →

Powell

Pop. 12,972

Hard
120–179 mg/Lriver

PFAS: 9.3 ppt

Full report →

Ravenna

Pop. 11,619

Hard
120–179 mg/Lriver

PFAS: 7.1 ppt

Full report →

Reading

Pop. 10,324

Hard
120–179 mg/Lriver

PFAS: 8.1 ppt

Full report →

Richmond Heights

Pop. 10,469

Hard
120–179 mg/Lriver

PFAS: 4.6 ppt

Full report →

Riverside

Pop. 24,972

Very Hard
180+ mg/Lriver

PFAS: 10.1 ppt

Full report →

Rocky River

Pop. 20,376

Hard
120–179 mg/Lriver

PFAS: 5.7 ppt

Full report →

Salem

Pop. 12,003

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Sandusky

Pop. 25,212

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Seven Hills

Pop. 11,690

Hard
120–179 mg/Lriver

PFAS: 7.2 ppt

Full report →

Shaker Heights

Pop. 27,646

Hard
120–179 mg/Lriver

PFAS: 7.4 ppt

Full report →

Sharonville

Pop. 13,774

Hard
120–179 mg/Lriver

PFAS: 8.4 ppt

Full report →

Shiloh

Pop. 11,272

Hard
120–179 mg/Lgroundwater

PFAS: 8.8 ppt

Full report →

Sidney

Pop. 20,858

Very Hard
180+ mg/Lriver

PFAS: 0 ppt

Full report →

Solon

Pop. 23,043

Hard
120–179 mg/Lgroundwater

PFAS: 9 ppt

Full report →

South Euclid

Pop. 21,794

Hard
120–179 mg/Lgroundwater

PFAS: 9.3 ppt

Full report →

Springboro

Pop. 18,213

Very Hard
180+ mg/Lgroundwater

PFAS: 32.6 ppt

Full report →

Springdale

Pop. 11,182

Hard
120–179 mg/Lriver

PFAS: 4 ppt

Full report →

Steubenville

Pop. 18,219

Very Hard
180+ mg/Lriver

PFAS: 0 ppt

Full report →

Streetsboro

Pop. 16,312

Very Hard
180+ mg/Lgroundwater

PFAS: 0 ppt

Full report →

Struthers

Pop. 10,375

Hard
120–179 mg/Lriver

PFAS: 8.9 ppt

Full report →

Sylvania

Pop. 18,965

Soft
0–59 mg/Lriver

PFAS: 0 ppt

Full report →

Tallmadge

Pop. 17,512

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Tiffin

Pop. 17,687

Hard
120–179 mg/Lriver

PFAS: 6.4 ppt

Full report →

Trenton

Pop. 12,281

Hard
120–179 mg/Lgroundwater

PFAS: 4.3 ppt

Full report →

Trotwood

Pop. 24,096

Hard
120–179 mg/Lriver

PFAS: 3.2 ppt

Full report →

Troy

Pop. 25,659

🟠 Hard
125 mg/Lgroundwater

PFAS: 0 ppt

Full report →

Twinsburg

Pop. 18,872

Hard
120–179 mg/Lriver

PFAS: 8 ppt

Full report →

University Heights

Pop. 13,202

Hard
120–179 mg/Lriver

PFAS: 8.7 ppt

Full report →

Urbana

Pop. 11,547

🔴 Very Hard
332.5 mg/Lgroundwater

PFAS: 0 ppt

Full report →

Van Wert

Pop. 10,798

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Vandalia

Pop. 15,106

Hard
120–179 mg/Lgroundwater

PFAS: 267.8 ppt

Full report →

Vermilion

Pop. 10,434

Very Hard
235.5 mg/Lriver

PFAS: 0 ppt

Full report →

Vermilion-on-the-Lake

Pop. 11,006

Hard
120–179 mg/Lriver

PFAS: 0 ppt

Full report →

Wadsworth

Pop. 21,860

Hard
120–179 mg/Lgroundwater

PFAS: 0 ppt

Full report →

Warrensville Heights

Pop. 13,542

Hard
120–179 mg/Lriver

PFAS: 9.8 ppt

Full report →

Washington Court House

Pop. 14,019

Hard
120–179 mg/Lgroundwater

PFAS: 0 ppt

Full report →

West Carrollton City

Pop. 13,297

Hard
120–179 mg/Lriver

PFAS: 4.2 ppt

Full report →

White Oak

Pop. 19,167

Hard
120–179 mg/Lriver

PFAS: 4.9 ppt

Full report →

Whitehall

Pop. 18,694

Hard
120–179 mg/Lriver

PFAS: 5 ppt

Full report →

Wickliffe

Pop. 12,545

Very Hard
180+ mg/Lriver

PFAS: 7 ppt

Full report →

Willoughby

Pop. 22,631

Very Hard
180+ mg/Lriver

PFAS: 7.5 ppt

Full report →

Willowick

Pop. 13,957

Hard
120–179 mg/Lriver

PFAS: 7.7 ppt

Full report →

Wilmington

Pop. 12,449

Hard
120–179 mg/Lriver

PFAS: 43.1 ppt

Full report →

Wooster

Pop. 26,749

Hard
120–179 mg/Lgroundwater

PFAS: 40.1 ppt

Full report →

Worthington

Pop. 14,498

Hard
120–179 mg/Lriver

PFAS: 8.6 ppt

Full report →

Xenia

Pop. 25,976

Very Hard
180+ mg/Lgroundwater

PFAS: 0 ppt

Full report →

Zanesville

Pop. 25,498

Very Hard
180+ mg/Lgroundwater

PFAS: 3.1 ppt

Full report →