⟁ Illinois Well Data field records · 2026 survey

Illinois Well Data › Jefferson County › Mount Vernon (62864)

Mount Vernon, IL (62864): well depth, water level & drilling cost

✓ 125 ISGS records · Jefferson County

68 ftmedian well depth
35 ft–104 fttypical depth range
—median static water level
4 gpmmedian yield (66 tests)

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How deep are wells in and around Mount Vernon (62864), Illinois?

The median drilled well depth in and around Mount Vernon (62864) is 68 ft, based on 124 wells with recorded depths in the state ISGS database. Half fall between 35 ft and 104 ft; 90% are shallower than 201 ft.

How much does it cost to drill a well in and around Mount Vernon (62864)?

Applying published per-foot rates to the local median depth of 68 ft: drilling and casing alone typically runs $1,700–$4,420; a complete system including pump, pressure tank, and hookup typically runs $4,080–$6,800. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Mount Vernon (62864)?

Few static water level measurements are recorded for this area.

Drilled depth distribution

0–50 ft 43 50–100 ft 43 100–150 ft 15 150–200 ft 6 200–300 ft 13 300–400 ft 0 400–600 ft 2 600+ ft 2
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Part of Jefferson County well records.

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), grouped by ZIP from the recorded address. Cost estimate applies published per-foot ranges to the local median depth — full methodology & sources.