Hantavirus in Minnesota and Wisconsin: What to Know

Paffy's Pest Control Paffy's Pest Control • May 8, 2026

Should You Be Worried About Hantavirus in Minnesota and Wisconsin?

With recent news bringing attention to Hantavirus, it is completely understandable that homeowners across the Twin Cities, Western Wisconsin, and Alexandria areas may have questions.

The good news is this: while Hantavirus is serious, it is also very rare. With the right knowledge and a few simple precautions, your risk can be kept extremely low.

What Is Hantavirus?

Hantavirus is a virus carried by certain types of rodents, most commonly deer mice. It can spread to humans through contact with:

  • Rodent droppings
  • Urine
  • Saliva
  • Disturbed nesting materials

The most common way exposure happens is when contaminated particles become airborne, especially during cleaning.

How Common Is It?

Hantavirus cases in the United States are very uncommon, and even more rare in Minnesota and Wisconsin.

Most people will never encounter it in their lifetime.

That said, awareness is important because the situations that increase risk are often preventable.

Where Does Risk Typically Come From?

The highest risk situations are not everyday living conditions, but rather:

  • Cleaning out cabins, sheds, or garages that have been closed for long periods
  • Disturbing rodent nests in attics or crawl spaces
  • Sweeping or vacuuming dry rodent droppings
  • Heavy infestations that have gone untreated

In other words, risk increases when rodent activity is left unchecked and then suddenly disturbed.

How to Prevent Hantavirus Exposure

Prevention comes down to two main things: avoiding rodent infestations and handling any signs of activity safely.

1. Keep Rodents Out

  • Seal gaps and entry points around your home
  • Store food in airtight containers
  • Keep clutter to a minimum in storage areas
  • Maintain exterior areas around the foundation

2. Handle Droppings the Right Way

One of the biggest mistakes people make is sweeping or vacuuming droppings, which can send particles into the air.

Instead:

  • Ventilate the area for at least 30 minutes before cleaning
  • Spray droppings with a disinfectant or bleach solution
  • Let it sit for several minutes
  • Wipe up with paper towels and dispose of them properly
  • Wash hands thoroughly afterward

3. Use Proper Protection

If you are dealing with a larger issue:

  • Wear gloves
  • Consider a mask (especially in enclosed areas)
  • Avoid stirring up dust as much as possible

What Role Does Pest Control Play?

This is where proactive pest control makes a real difference.

At Paffy’s Pest Control, we focus on preventing rodent issues before they become a larger problem. That includes:

  • Identifying and sealing entry points
  • Monitoring with interior and exterior bait stations
  • Providing ongoing service so issues do not go unnoticed

The reality is simple: the lower the rodent activity, the lower the risk.

Final Thoughts

Hantavirus can sound alarming, but for most homeowners, it is not something to panic about.

It is something to be aware of.

By keeping rodents out, addressing activity early, and cleaning safely, you can dramatically reduce your risk and keep your home protected.

If you suspect rodent activity or want peace of mind, Paffy’s Pest Control is here to help.

Need Help With Rodent Control?

Serving the Twin Cities, Western Wisconsin, and Alexandria areas, our team is ready to protect your home with proactive, professional pest control solutions. 651-459-4654