⟁ Mississippi Well Data field records · 2026 survey

Mississippi Well Data › Union County

Union County, Mississippi: well depth, owners & drilling cost

✓ 1,387 MDEQ + USGS records · verified 2026-10-12

380 ftmedian well depth
240 ft–516 fttypical depth range
—median depth since 2016

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How deep are wells in Union County, Mississippi?

The median drilled well depth in Union County is 380 ft, based on 1,355 wells with recorded depths in the state MDEQ + USGS database. Half of all wells fall between 240 ft and 516 ft; 90% are shallower than 660 ft. Wells drilled since 2016 have a median depth of —.

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

Applying published per-foot rates to the local median depth of 380 ft: drilling and casing alone typically runs $9,500–$24,700; a complete system including pump, pressure tank, and hookup typically runs $22,800–$38,000. Actual quotes depend on site access, geology, and casing requirements.

Drilled depth distribution

0–50 ft 7 50–100 ft 13 100–150 ft 37 150–200 ft 126 200–300 ft 297 300–400 ft 234 400–600 ft 435 600+ ft 206
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Well records by ZIP code in Union County

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

Method: medians computed from MDEQ + USGS records (USGS NWIS groundwater inventory, water-supply wells only (monitoring wells, test holes and injection wells excluded), and only wells carrying a measured depth). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.