⟁ South Carolina Well Data field records · 2026 survey

South Carolina Well Data › Barnwell County

Barnwell County, South Carolina: well depth, owners & drilling cost

✓ 913 USGS NWIS records · verified 2026-08-28

130 ftmedian well depth
55 ft–300 fttypical depth range
—median depth since 2016

How deep are wells in Barnwell County, South Carolina?

The median drilled well depth in Barnwell County is 130 ft, based on 913 wells with recorded depths in the state USGS NWIS database. Half of all wells fall between 55 ft and 300 ft; 90% are shallower than 585 ft. Wells drilled since 2016 have a median depth of —.

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

Applying published per-foot rates to the local median depth of 130 ft: drilling and casing alone typically runs $3,250–$8,450; a complete system including pump, pressure tank, and hookup typically runs $7,800–$13,000. Actual quotes depend on site access, geology, and casing requirements.

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Drilled depth distribution

0–50 ft 183 50–100 ft 220 100–150 ft 90 150–200 ft 68 200–300 ft 109 300–400 ft 85 400–600 ft 75 600+ ft 83
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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.