Well & Pump

What we offer

Johnston’s Groundwater and Geothermal LLC. is here to provide you with a professional and friendly service for all your well pump and well drilling needs. We are a fully accreidited Sta-Rite Award Dealer.

We specialize in the following:

  • Residential Wells
  • Commercial Wells
  • Irrigation Wells
  • Geothermal Wells and pumps
  • Submersible Pumps
  • Deep and shallow well jet pumps
  • All your Groundwater Needs!

Please contact us to set up a site evaluation. We will customize a well & pump package that will best suit your needs.

Your water system is one the most valuable assets in your home, we will provide you with the most up to date reliable products on the market today.

Our most reliable and commonly used residential well pumps:

Model SL Series ProJet™

Convertible Jet Pump, Cast Iron, 1/2 thru 1-1/2 HP, 115V/230V, 1-1/4″ Suction, 1″ Drive, 1″ Discharge

These models are ideal for replacement installations when replacing competitors models which have suction-over-drive designs.

Model SN Series ProJet™


Shallow Well Jet Pump, Cast Iron, 1/2 thru 1-1/2 HP, 115V/230V, 30-50 Switch, 1-1/4″ Suction, 1″ Discharge

The ProJet™ SN Series Provides excellent performance with strong pressure for wells to 25 ft. deep.


  • Quality Construction – Close-grained cast iron body. Drain port provided for easy winterizing
  • Precision Molded Diffuser – Pump primes faster, handles more air, with multi-port, precision-molded, reinforced polypropylene diffuser.
  • Motor Windings – Superior insulation materials protect against excessive moisture and contaminants…assure prolonged motor life.
  • Heavy-duty Ball Bearings – Shielded, permanently lubricated bearings, extensively tested to ensure extended life and smooth quiet operation.

WARRANTY: 1 year limited warranty