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Minnesota

Water Hardness Map

City

Andover

Anoka

Becker

Bemidjii

Big Falls

Big Lake

Brainerd

Buffalo

Burnsville

Chaska

Circle Pines

Cloquet

Cottage Grove

Detroit Lakes

Duluth

East Grand Forks

Eden Prairie

Elk River

Excelsior

Fairbault

Farmington

Fergus Falls

Forest Lake

Grand Rapids

Hastings

Hopkins

Inver Grove Heights

Istani

Lakeville

Little Falls

Manikato

Maple Grove

Minnetonka

Minneapolis

Moorehead

Northfield

Osseo

Owatoona

Prior Lake

Red Wing

Rochester

Resemount

Saint Cloud

Saint Paul

Savage

Shakopee

Stillwater

Windom

Willmar

Winona

Worthington

Zimmerman

Water Hardness (PPM)

165

255

340

287

190

311

244

357

310

296

365

322

301

377

45

327

90

129

301

165

196

226

222

98

278

352

278

283

308

196

339

453

310

65

233

189

210

241

317

315

323

278

135

175

314

333

245

240

269

220

314

322