⟁ New Hampshire Well Data field records · 2026 survey

New Hampshire Well Data › Strafford County › Dover (03821)

Dover, NH (03821): well depth, water level & drilling cost

✓ 226 NHDES records · Strafford County

320 ftmedian well depth
240 ft–400 fttypical depth range
21 ftmedian static water level
30 gpmmedian yield (210 tests)

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How deep are wells in and around Dover (03821), New Hampshire?

The median drilled well depth in and around Dover (03821) is 320 ft, based on 225 wells with recorded depths in the state NHDES database. Half fall between 240 ft and 400 ft; 90% are shallower than 540 ft.

How much does it cost to drill a well in and around Dover (03821)?

Applying published per-foot rates to the local median depth of 320 ft: drilling and casing alone typically runs $8,000–$20,800; a complete system including pump, pressure tank, and hookup typically runs $19,200–$32,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Dover (03821)?

The median static water level is 21 ft below ground surface (middle half of wells: 12 ft–33 ft), from 45 measurements.

Drilled depth distribution

0–50 ft 15 50–100 ft 2 100–150 ft 11 150–200 ft 6 200–300 ft 52 300–400 ft 82 400–600 ft 39 600+ ft 18
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Part of Strafford 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.