Mississippi Well Data › Union County

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

Name: Union County, Mississippi water well statistics
Creator: Mississippi Well Data
License: https://creativecommons.org/licenses/by/4.0/

✓ 576 USGS NWIS records · verified 2026-08-27

360 ftmedian well depth

220 ft–515 fttypical depth range

—median depth since 2016

How deep are wells in Union County, Mississippi?

The median drilled well depth in Union County is 360 ft, based on 576 wells with recorded depths in the state USGS NWIS database. Half of all wells fall between 220 ft and 515 ft; 90% are shallower than 683 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 360 ft: drilling and casing alone typically runs $9,000–$23,400; a complete system including pump, pressure tank, and hookup typically runs $21,600–$36,000. Actual quotes depend on site access, geology, and casing requirements.

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Drilled depth distribution

0–50 ft 5 50–100 ft 7 100–150 ft 19 150–200 ft 62 200–300 ft 135 300–400 ft 90 400–600 ft 162 600+ ft 96

Looking at a specific property in Union County?

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Method: medians computed from USGS NWIS 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.