⟁ Illinois Well Data field records · 2026 survey

Illinois Well Data › Vermilion County

Vermilion County, Illinois: well depth, yield & drilling cost

✓ 4,746 ISGS records · verified 2026-10-12

95 ftmedian well depth
50 ft–140 fttypical depth range
15 gpmmedian yield (2,159 tests)

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How deep are wells in Vermilion County, Illinois?

The median drilled well depth in Vermilion County is 95 ft, based on 4,669 wells with recorded depths in the state ISGS database. Half of all wells fall between 50 ft and 140 ft; 90% are shallower than 183 ft. Wells drilled since 2016 have a median depth of 102 ft.

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

Applying published per-foot rates to the local median depth of 102 ft: drilling and casing alone typically runs $2,550–$6,630; a complete system including pump, pressure tank, and hookup typically runs $6,120–$10,200. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in Vermilion County?

Few static water level measurements are recorded for this county.

How much water do wells in Vermilion County produce?

The median tested yield is 15 gpm (middle half: 8 gpm–32 gpm), from 2,159 pump tests. A typical household needs 5–10 gpm.

Drilled depth distribution

0–50 ft 1,156 50–100 ft 1,283 100–150 ft 1,260 150–200 ft 647 200–300 ft 291 300–400 ft 26 400–600 ft 3 600+ ft 3

Who drills wells in Vermilion County?

Companies and licensed drillers by number of wells logged in this county, per records filed with the Illinois State Geological Survey.

DrillerWells since 2016
Harper, David115
Findlay Bros. Well Drilling109
Reiners, Lynn33
Beck, Harold F. Jr.24
Skinner, Todd22
Wiesenhofer, Andrew3
Goodrum, Larry P.3
Michael T. Alexander2

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Well records by ZIP code in Vermilion County

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

Method: medians computed from ISGS records (ISGS water wells; engineering, mineral and stratigraphic test borings, mine shafts, outcrops and monitoring wells are excluded, as are wells the survey records as plugged; depths 0-5,000 ft). Cost estimate applies published per-foot ranges (checked 2026-06-11) to the local median depth — full methodology & sources.