⟁ New Hampshire Well Data field records · 2026 survey

New Hampshire Well Data › Merrimack County › Dunbarton (03046)

Dunbarton, NH (03046): well depth, water level & drilling cost

✓ 659 NHDES records · Merrimack County

325 ftmedian well depth
240 ft–465 fttypical depth range
20 ftmedian static water level
9 gpmmedian yield (651 tests)

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How deep are wells in and around Dunbarton (03046), New Hampshire?

The median drilled well depth in and around Dunbarton (03046) is 325 ft, based on 659 wells with recorded depths in the state NHDES database. Half fall between 240 ft and 465 ft; 90% are shallower than 605 ft.

How much does it cost to drill a well in and around Dunbarton (03046)?

Applying published per-foot rates to the local median depth of 325 ft: drilling and casing alone typically runs $8,125–$21,125; a complete system including pump, pressure tank, and hookup typically runs $19,500–$32,500. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Dunbarton (03046)?

The median static water level is 20 ft below ground surface (middle half of wells: 15 ft–35 ft), from 323 measurements.

Drilled depth distribution

0–50 ft 7 50–100 ft 2 100–150 ft 37 150–200 ft 50 200–300 ft 142 300–400 ft 165 400–600 ft 174 600+ ft 82
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Part of Merrimack County well records.

Method: medians computed from NHDES records (NHDES Water Well Inventory, water-supply wells only (test/exploration and closed-loop geothermal wells excluded); depths 0-5,000 ft), grouped by ZIP from the recorded address. Cost estimate applies published per-foot ranges to the local median depth — full methodology & sources.