Radon in Water Regulation

1.	The State of Illinois recommends testing for radon in water :
		Whenever conducting an initial radon in air test.
		In all homes using a private well for water supply.
		When a radon mitigation system has been installed and fails to reduce the radon levels, and the home uses a private well for it's water supply.
		When homeowners complain about the taste of their water and the home uses a public water supply.

2.	The EPA estimates that radon in drinking water causes :
		500 deaths per year
		168 deaths per year
		50 - 150 deaths per year

3.	What is the EPA proposed MCL?
		4000 pCi/L
		3000 pCi/L
		400 pCi/L
		300 pCi/L

4.	What is the EPA proposed Alternate MCL ?
		4000 pCi/L
		3000 pCi/L
		400 pCi/L
		300 pCi/L

5.	Which of the following Radon in Water Mitigation Techniques is currently considered the most practical?
		Soil Pressurization
		Carbon Absorption
		Decay Storage
		Aeration