What would make well water rusty?

The rust might be from the natural iron or iron sulphides just oxidizing as the well water is exposed to air. It could also be from the iron or sulphides being broken down by iron digesting bacteria in the well. read more

Well water can contain rust. Not only does rust in your water make the water reddish, unappetizing, and possibly bad tasting it can also stain laundry and other items. This is a guide about removing rust from well water. read more

Causes of Rusty Water Rusty water most commonly comes from well sources with high iron content and from municipal water systems with old, metal water mains. Less common causes include rusty metal well casings (these are PVC nowadays), corroded water heaters and old metal water supply pipes in the home, which tend to rust from the inside out. read more