About
Boulder GWS, LLC, operating as Ground Water Pump Systems, has provided comprehensive water well design and expert installation for residential and commercial systems in Boulder, CO, since 1969. Led by owner Todd Hunter, a past president of NGWA with industry experience dating back to 1979, they specialize in resolving difficult and unique water well projects. Their services encompass conventional pump installation, constant pressure systems, well drilling recommendations, water treatment, cisterns, and emergency repairs. Customers consistently praise their fair pricing, outstanding service, and problem-solving capabilities.
Regulatory Context
Well Drilling Regulations in Colorado
Water well drilling contractors in Colorado 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 Colorado 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 Colorado →
Frequently Asked Questions
How often should a water well be serviced in Boulder, Colorado?
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Most well owners in Colorado should have their water well and pump inspected once a year, and the water tested at least annually for bacteria and contaminants. Homeowners in Boulder 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 Boulder?
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Drilling a residential water well in Boulder, Colorado 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 Colorado?
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Yes. Colorado 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 Boulder?
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Common signs a well pump is failing in Boulder 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.
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Listing data last checked: July 2, 2026
Regulatory Context
Well Drilling Regulations in Colorado
Water well drilling contractors in Colorado 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 Colorado 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 Colorado
Frequently Asked Questions
How often should a water well be serviced in Boulder, Colorado?
Most well owners in Colorado should have their water well and pump inspected once a year, and the water tested at least annually for bacteria and contaminants. Homeowners in Boulder 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 Boulder?
Drilling a residential water well in Boulder, Colorado 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 Colorado?
Yes. Colorado 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 Boulder?
Common signs a well pump is failing in Boulder 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 Boulder, Colorado →
Listing data last checked: July 2, 2026
