This document provides all the information necessary to perform a proper and effective shock chlorination to kill all harmful bacteria and destroy viruses in your well. Any time a well is tested for bacteria (coliforms or E. coli) and shows a positive result (bacteria are present) it should be shock chlorinated. Shock chlorination is very effective if done correctly. There are many procedures on the web and word of mouth that are NOT and therefore leave live bacteria in the well, and worse yet can do serious damage to septic systems and expensive filtration systems. The test strips to determince proper concentration can be obtained on this web site as well.
How to Kill the Bacteria in Your Well Including Fecal Organisms and E. coli
Be safe. Get it Right the First Time.