Having worms in your well water can be a difficult and unsettling problem. The first step is to identify the type of worm you are dealing with, as different types require different solutions. If possible, take a sample and have it analyzed by a professional lab; if not, look for clues such as size and color that will help you determine the species of worm. Once identified, you can begin to take steps to eradicate them from your water supply. Depending on what type of worms they are, chemical treatments may be necessary or physical removal might be an option. Additionally, consider installing filters on any taps connected directly to the well water source as this could provide further protection against contamination in future. Finally, it's important to keep up regular maintenance checks and inspect all equipment regularly to ensure no further infestations occur in the future.