Groundwater Contamination Insights

Minnesota is rich in water resources, but pollution poses a threat. Groundwater, crucial for daily needs, can be contaminated by various sources, including wells. Preventing pollution is more cost-effective than treatment. Everyone has a role in protecting water quality through proper waste disposal, well maintenance, and sustainable practices.

Why is it crucial to keep our drinking water clean?

• To reduce water usage

• To increase property values

• For our health and peace of mind

• To save money on water bills

Tags

NGSS.MS-LS2-1

What can cause groundwater to become unsafe even at low concentrations?

• Low water levels

• Excessive rainfall

• High water pressure

• Fertilizer buildup

Tags

NGSS.MS-LS2-4

How can old wells contribute to groundwater pollution?

• By reducing water flow

• By allowing pollution to travel into deeper groundwater supplies

• By increasing water pressure

• By filtering out pollutants

What is one of the main challenges of treating contaminated groundwater?

• It is inexpensive

• It is simple

• It depletes groundwater resources

• It increases water levels

What can city wells do that private wells might not?

• Pull pollution from farther away

• Reduce water contamination

• Filter out all pollutants

• Increase water pressure

What should private well owners do yearly to ensure water safety?

• Increase water pressure

• Test their water for contamination

• Reduce water usage

• Install a new well

Why is it better to prevent groundwater pollution rather than treat it?

• It is easier

• It is more cost-effective

• It requires less cooperation

• It increases water levels

What is a recommended action if you have a well that you no longer use?

• Cover it with a metal lid

• Leave it open for future use

• Seal it with a special concrete mix

• Fill it with soil

What should be done with unused medication to prevent groundwater contamination?

• Burn it

• Dispose of it properly

• Throw it in the trash

• Flush it down the drain

Tags

NGSS.MS-ESS3-3

What agricultural practice can help reduce fertilizer and pesticide use?

• Using more chemicals

• Precision agriculture

• Over-irrigation

• Frequent plowing

Tags

NGSS.MS-LS2-5