Not sure why you couldn't repost to the original thread. But, I merged your new thread into your old one so all the info can stay in the same place.

The ONLY way to remove metals is to either cause them to precipitate out (stain) the filter medium and then change the medium, dissolve them all in the water and do a complete water change, or use an ion exchange filter medium such as CULator.

Your pool is only around 2000 gallons. Do you have the option to refill with water other than from a well?