Oil was at a record low and our coal mines are drying out. those are the life blood of the area.

Anyone can get high blood lead levels, the law only specifies under 6 because it affects the developing brain more severely then a it affects a fully developed brain.

This made my blood boil.

If you are trying to remote-manage your long-distance tenants from afar you are eventually going to get a nasty surprise, unless they are your blood relatives and even then there's no guarantee.

Smart and ambitious move, sweat, blood, and tears. 

A reverse osmosis system (for your drinking water taps only) will take care of the sodium, it's not a huge concern unless you have high blood pressure or on a salt restricted diet.

And thank you @Joe Scaparra for lowering my blood pressure. :) I did get a really great inspector, who has followed up with me a lot and we talk pretty candidly about some of the things mentioned.

Are they related by blood/marriage?

I'm a contractor so it's in my blood.

Sounds like you're trying to get blood from a stone.