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Cottage Grove, MN — view of Cottage Grove

Service Area

Plumber in Cottage Grove, MN

Cottage Grove, MN water tests at 17 grains per gallon. A.J. Alberts has been installing softeners, filtration, water heaters, and full residential plumbing for Twin Cities homes since 1989.

Photo: Wikipedia

Quick Summary

A.J. Alberts Plumbing serves Cottage Grove, MN for water softener installation, water conditioning, plumbing repair, water heater service, drain cleaning, and boilers. Free in-home water test at every appointment. Written upfront pricing. Lifetime craftsmanship warranty. Serving Washington County, MN since 1989. Call 651-738-0580.

Water Quality in Cottage Grove

17
grains per gallon

PFAS-affected — filtration + softener required

Among the most PFAS-impacted communities in Minnesota: 8 of 11 municipal wells tested non-compliant for PFAS per MDH documentation. Even with major treatment infrastructure underway, every Cottage Grove household should have a certified PFAS filter, especially homes on private wells.

Recommended treatment for Cottage Grove homes:

Whole-home PFAS filtration plus advanced water softener — both required

See treatment options →

For the full Twin Cities water quality picture, see our water quality map and city-by-city data.

Why Cottage Grove Homeowners Choose A.J. Alberts

37 Years

Locally owned and operating across the Twin Cities since 1989. Best of Woodbury 2025 winner.

10 / 5 / 0

10 plumbers, 5 master plumbers, 0 commissioned salespeople. No upsell pressure, ever.

4.9 stars

800+ Google reviews from real Twin Cities customers. Lifetime craftsmanship warranty on every install.

Cottage Grove Service FAQs

Do you serve Cottage Grove, MN?
Yes. A.J. Alberts Plumbing is fully licensed in Minnesota (MN License PC150039) and serves Cottage Grove, MN for plumbing, water softener installation, water conditioning, water heater service, and drain cleaning. We handle most service calls within a day or two of booking.
What does the water in Cottage Grove test like?
Cottage Grove water tests at 17 grains per gallon, which is classified as extremely hard. Among the most PFAS-impacted communities in Minnesota: 8 of 11 municipal wells tested non-compliant for PFAS per MDH documentation. Even with major treatment infrastructure underway, every Cottage Grove household should have a certified PFAS filter, especially homes on private wells. Recommended treatment for Cottage Grove homes is whole-home pfas filtration plus advanced water softener — both required.
Is a water softener really necessary in Cottage Grove?
Yes. Twin Cities water averages 13 to 22 grains per gallon, well into the very hard to extremely hard range. Without a softener, your plumbing, water heater, dishwasher, and washing machine are accumulating mineral damage daily. The cost of an early water heater replacement alone is more than a quality softener.
How fast can A.J. Alberts get to my Cottage Grove home?
For non-emergency service in Cottage Grove, same-day to next-day appointments are typical. For active leaks, burst pipes, or no-heat emergencies, call 651-738-0580 immediately and we will prioritize you.
Do you offer free water testing in Cottage Grove?
Yes. Free in-home water testing is included at every Cottage Grove appointment, no obligation to buy. We test hardness, iron, chlorine, pH, and total dissolved solids on-site and walk you through what the results mean for your home.

Need Service in Cottage Grove?

Schedule a free in-home water test, or call us directly for immediate service.

A.J. Alberts Plumbing & Water Conditioning

7975 Afton Road · Woodbury, MN 55125 · 651-738-0580