⟁ New Mexico Well Data field records · 2026 survey

New Mexico Well Data › Los Alamos County

Los Alamos County, New Mexico: well depth, water level & drilling cost

✓ 94 OSE records · verified 2026-09-22

450 ftmedian well depth
62 ft–1,075 fttypical depth range
405 ftmedian static water level
12 gpmmedian yield (34 tests)

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How deep are wells in Los Alamos County, New Mexico?

The median drilled well depth in Los Alamos County is 450 ft, based on 94 wells with recorded depths in the state OSE database. Half of all wells fall between 62 ft and 1,075 ft; 90% are shallower than 1,353 ft. Wells drilled since 2016 have a median depth of 56 ft.

How much does it cost to drill a well in Los Alamos County?

Applying published per-foot rates to the local median depth of 450 ft: drilling and casing alone typically runs $11,250–$29,250; a complete system including pump, pressure tank, and hookup typically runs $27,000–$45,000. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Los Alamos County?

The median static water level is 405 ft below ground surface (middle half of wells: 44 ft–949 ft), from 73 measurements.

How much water do wells in Los Alamos County produce?

The median tested yield is 12 gpm (middle half: 5 gpm–21 gpm), from 34 pump tests. A typical household needs 5–10 gpm.

Drilled depth distribution

0–50 ft 13 50–100 ft 20 100–150 ft 7 150–200 ft 2 200–300 ft 3 300–400 ft 0 400–600 ft 7 600+ ft 42
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Well records by ZIP code in Los Alamos County

Median depth, water level, and yield for each ZIP code with recorded wells.

Method: medians computed from OSE records (OSE Points of Diversion filed as wells (a recorded drilled depth); surface diversions, ditches and acequias excluded; depths 0–5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.