11. Twenty-four shallow wells were dug to draw groundwater, which the main pump then distributed. 12. A lot of people out there are on shallow wells . 13. The property was watered with clay holes and shallow wells . 14. :: Shallow wells that I've seen are a lot smaller. 15. "These are shallow wells and will be mostly for domestic use, " he said. 16. These shallow wells were often easier to access than the wells with hand pumps. 17. Most shallow well drilling machines are mounted on large trucks, trailers, or tracked vehicle carriages. 18. Shallow wells may also have deep-water aquifer and are less susceptible to salt water intrusion.19. Water extracted directly from surface waters and open hand-dug shallow wells nearly always requires treatment. 20. Shallow well areas generally consist of recent formations with slopes ranging from zero to three percent.
