About
Nelson Drilling is an established drilling and pump contractor operating from Marana, AZ, serving communities like Tucson, Red Rock, Casa Grande, Green Valley, and Sahuarita. With over 30 years of industry experience, they specialize in comprehensive residential and commercial water system solutions. Services include well drilling (air, mud, and rotary), well pump installation and repair, well inspections, cathodic protection, and water storage tank systems. They also offer expertise in geothermal systems and a variety of pump products, including ground source heat pumps, solar pumps, and submersible pumps.
Regulatory Context
Well Drilling Regulations in Arizona
Water well drilling contractors in Arizona must hold a current state well-driller license and follow state well-construction standards that protect groundwater and aquifers. Look for contractors licensed by the Arizona well-driller licensing board and members of the National Ground Water Association (NGWA). Drilling, casing, and well-completion work is regulated under state groundwater-protection programs and the federal Safe Drinking Water Act. Contact your state well-driller licensing board for specific licensing and permit requirements in your area.
See full well drilling regulations in Arizona →
Frequently Asked Questions
How often should a water well be serviced in Marana, Arizona?
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Most well owners in Arizona should have their water well and pump inspected once a year, and the water tested at least annually for bacteria and contaminants. Homeowners in Marana who notice changes in water pressure, taste, or clarity should schedule a service visit sooner. A licensed well driller can check the pump, pressure tank, casing, and water quality during a routine inspection.
What does it cost to drill a water well in Marana?
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Drilling a residential water well in Marana, Arizona typically costs between $3,500 and $15,000+, depending on well depth, geology, casing, and the pump system. Deeper wells, hard rock, and remote sites raise the cost. Request quotes from multiple licensed well drillers to compare depth estimates, casing, and pump packages.
Does a well driller need to be licensed in Arizona?
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Yes. Arizona requires water well drilling contractors to hold a current state well-driller license issued by the state licensing board, and to follow state well-construction standards that protect groundwater. Membership in the National Ground Water Association (NGWA) is an added sign of professionalism. Always confirm a contractor's state license before hiring.
What are the signs my well pump needs replacement in Marana?
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Common signs a well pump is failing in Marana include low or fluctuating water pressure, air spitting from faucets, rising electric bills, the pump running constantly, or no water at all. If you notice these symptoms, contact a licensed well driller or pump contractor. Many providers offer emergency service and can typically diagnose the pump and pressure tank within a day.
More Contractors in Arizona
Listing data last checked: July 2, 2026
Regulatory Context
Well Drilling Regulations in Arizona
Water well drilling contractors in Arizona must hold a current state well-driller license and follow state well-construction standards that protect groundwater and aquifers. Look for contractors who are licensed by the Arizona well-driller licensing board and who are members of the National Ground Water Association (NGWA). Drilling, casing, grouting, and well-completion work is regulated under state groundwater-protection programs and the federal Safe Drinking Water Act. Contact your state well-driller licensing board for specific licensing and permit requirements in your area.
→ See full well drilling regulations in Arizona
Frequently Asked Questions
How often should a water well be serviced in Marana, Arizona?
Most well owners in Arizona should have their water well and pump inspected once a year, and the water tested at least annually for bacteria and contaminants. Homeowners in Marana who notice changes in water pressure, taste, or clarity should schedule a service visit sooner. A licensed well driller can check the pump, pressure tank, casing, and water quality during a routine inspection.
What does it cost to drill a water well in Marana?
Drilling a residential water well in Marana, Arizona typically costs between $3,500 and $15,000+, depending on well depth, geology, casing, and the pump system. Deeper wells, hard rock, and remote sites raise the cost. Request quotes from multiple licensed well drillers to compare depth estimates, casing, and pump packages.
Does a well driller need to be licensed in Arizona?
Yes. Arizona requires water well drilling contractors to hold a current state well-driller license issued by the state licensing board, and to follow state well-construction standards that protect groundwater. Membership in the National Ground Water Association (NGWA) is an added sign of professionalism. Always confirm a contractor's state license before hiring.
What are the signs my well pump needs replacement in Marana?
Common signs a well pump is failing in Marana include low or fluctuating water pressure, air spitting from faucets, rising electric bills, the pump running constantly, or no water at all. If you notice these symptoms, contact a licensed well driller or pump contractor. Many providers offer emergency service and can typically diagnose the pump and pressure tank within a day.
Browse all well drillers in Marana, Arizona →
Listing data last checked: July 2, 2026
