The water of a well or of wells; water drawn from an artificial well.(noun)
The Century Dictionary (Public Domain)
Use "well-water" in a sentence
"The only efficient use for windmills is to generate mechanical power in locations far from power lines (such as a well-water pump in the middle of a huge ranch)."
"His mother Barbara checks on the property regularly and says John's dream home became a nightmare after his well-water showed high traces of arsenic two years ago."
"I was offered well-water tea, boiled over cow dung -- a great honor."