Home About Services Portfolio Equipment Contact Our Services DRILLING Our Reverse Circulation rigs can install large diameter high capacity wells up to 1000 feet deep. We have constructed hundreds of wells from Brooklyn to Montauk. Our Direct (Mud) Rotary rigs have installed monitoring wells to over 1800 feet below land surface on Long Island. With auger inside diameters ranging from 2.5-inch to 12-inch our Failing F10 Hollow Stem Auger rigs can sample and install wells up to 10-inch diameter and have reached over 400 feet below grade. Our track mounted rig can overcome difficult site logistics. We furnish, install, repair and maintain both vertical turbine and submersible pumping units from 1/3 HP to 250 HP for all types of wells. Our diverse fleet of hoist rigs and cranes can handle difficult access locations. Multiple backhoes, skid steerers, excavators and dump trucks along with our bull dozer and front end loader are ready to clear your site or excavate for your next project. Home About Services Portfolio Equipment Contact 97 Union Avenue P.O. Box 1309 Ronkonkoma, N.Y. 11779 T: (631) 981-2255 / F: (631) 981-2369 E-Verify® is a registered trademark of the U.S. Department of Homeland Security © 2020 Delta Well & Pump

Home About Services Portfolio Equipment Contact 2000 Ft Drilling Home About Services Portfolio Equipment Contact 97 Union Avenue P.O. Box 1309 Ronkonkoma, N.Y. 11779 T: (631) 981-2255 / F: (631) 981-2369 E-Verify® is a registered trademark of the U.S. Department of Homeland Security © 2020 Delta Well & Pump

Home About Services Portfolio Equipment Contact Contact 97 Union Avenue P.O. Box 1309 Ronkonkoma, N.Y. 11779 Phone: (631)981-2255 Fax: (631)981-2369 Home About Services Portfolio Equipment Contact 97 Union Avenue P.O. Box 1309 Ronkonkoma, N.Y. 11779 T: (631) 981-2255 / F: (631) 981-2369 E-Verify® is a registered trademark of the U.S. Department of Homeland Security © 2020 Delta Well & Pump

Home About Services Portfolio Equipment Contact United States Geological Survey (USGS) $10 million federal project to install rotary drilled groundwater monitoring wells up to 2000 feet deep from Brooklyn to Montauk, New York. PSEG-LI Solar Farm Installation of rotary drilled anode holes for substation. Naval Weapons Industrial Reserve Plant (NWIRP) Bethpage, New York – Installation of multiple deep vertical profile borings, monitoring wells and recovery wells using auger, rotary and reverse circulation drilling methods. Home About Services Portfolio Equipment Contact 97 Union Avenue P.O. Box 1309 Ronkonkoma, N.Y. 11779 T: (631) 981-2255 / F: (631) 981-2369 E-Verify® is a registered trademark of the U.S. Department of Homeland Security © 2020 Delta Well & Pump