⟁ New Hampshire Well Data field records · 2026 survey

New Hampshire water well logs, made useful.

Every well completion report NHDES holds — how deep it went, what it yielded and whose property it serves — brought together around one address, instead of one record at a time.

✓ Verified against NHDES · 2026-09-28

340 ftmedian well depth statewide
20 ftmedian static water level
8 gpmmedian well yield
106,461wells you can look up by location

From recent buyers

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What you can answer here

These are NHDES records

Every figure here comes from the NHDES Water Well Inventory — the state's official well-log repository. We index those same records by location so you can start from an address, and every well links back to its original filed log.

What's in a New Hampshire well log →  ·  About NHDES →

Buying property with a well — or land you'd need to drill?

See every recorded well near any New Hampshire address: well depths, tested yields in gallons per minute, owner names, the tax map and lot the well sits on, the date it was completed, a link to each well's own NHDES OneStop record, and static water levels on the roughly three in five wells where one was recorded — all in one report.

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Well data by county

Belknap County 8,609 wells · median 340 ft Carroll County 9,941 wells · median 400 ft Cheshire County 5,337 wells · median 322 ft Coos County 3,695 wells · median 305 ft Grafton County 8,705 wells · median 345 ft Hillsborough County 21,155 wells · median 390 ft Merrimack County 13,017 wells · median 345 ft Rockingham County 25,807 wells · median 305 ft Strafford County 6,787 wells · median 305 ft Sullivan County 3,394 wells · median 360 ft