⟁ Indiana Well Data field records · 2026 survey

Indiana Well Data › Sullivan County

Sullivan County, Indiana: well depth, water level & drilling cost

✓ 1,421 IDNR records · verified 2026-06-30

96 ftmedian well depth
50 ft–167 fttypical depth range
17 ftmedian static water level
7 gpmmedian yield (391 tests)

How deep are wells in Sullivan County, Indiana?

The median drilled well depth in Sullivan County is 96 ft, based on 1,149 wells with recorded depths in the state IDNR database. Half of all wells fall between 50 ft and 167 ft; 90% are shallower than 226 ft. Wells drilled since 2016 have a median depth of —.

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

Applying published per-foot rates to the local median depth of 96 ft: drilling and casing alone typically runs $2,400–$6,240; a complete system including pump, pressure tank, and hookup typically runs $5,760–$9,600. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Sullivan County?

The median static water level is 17 ft below ground surface (middle half of wells: 10 ft–30 ft), from 683 measurements.

How much water do wells in Sullivan County produce?

The median tested yield is 7 gpm (middle half: 3 gpm–30 gpm), from 391 pump tests. A typical household needs 5–10 gpm.

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Drilled depth distribution

0–50 ft 255 50–100 ft 323 100–150 ft 218 150–200 ft 166 200–300 ft 172 300–400 ft 6 400–600 ft 3 600+ ft 6
Looking at a specific property in Sullivan County?

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Method: medians computed from IDNR records (filed water-well records from the Indiana DNR Division of Water (the public dataset carries no well-use code, so all records are included); depths 0–5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.