Dirty water greenish brown

[charles04091967]

I have a well that was put in 30 years ago and sat, up until a month ago I started it up a ran it for about 6000 gal and water comes out greenish brown doesn't settle I put in two gal of chlorine in my 5 k holding tank no help so I empty it but the water from the well is still not clear any help please

 

[Valveman]

Might be able to shock the well. But then you will probably just have to run it long enough for it to clear up. Water test might be in order.