Capital Well is proud to announce it is now offering full service irrigation services across all of New Hampshire.
Click here to book your winterization appointment or to learn more about our full suite of irrigation services!


Our flagship location since 1986, Dunbarton is responsible for servicing central and southern New Hampshire, as well as parts of southern Maine and Vermont. For over 30 years, we have been providing a full line of water services, including commercial and residential well drilling, geothermal heating and cooling systems, pump installations, and water filtration.

We are properly staffed with a fleet that is ready to handle any water emergency you might have, any day of the week.

Address: 150 Concord Stage Rd, Dunbarton, NH 03046

Phone: (603) 774-6155


For over a decade now, our Lancaster location has allowed us to offer the same fully staffed and quality services that we provide from our flagship facility in Dunbarton, New Hampshire. This northernmost location enables us to provide timely service from Plymouth to Pittsburg, reaching over to bordering towns in Maine and Vermont as well. We established a central, northern location over a decade ago in an effort to better serve our customer base in this beautiful part of the state.

Address: 234 Summer St, Lancaster, NH 03584

Phone: (603) 788-5550



NOW OPEN! Our newest location in Meredith is operating in the heart of New Hampshire’s Lakes Region and enabling us to serve our Lakes Region customer base even better than before. Customers can consult with one of our water professionals over any water concerns, from low water pressure to the quality or quantity of water. We will have the answers and a solution!

Address: 38 NH Route 25, Crosspoint Plaza (Hannaford’s), Meredith, NH 03253

Phone: (800) 924-1192

Let us help you to get the best quality water in your home while making sure NH kids have food security when returning to school this year. To support Drinking Water Awareness Month, Capital Well will donate 10% off all water treatment to the Backpack Program through September!

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