⟁ Illinois Well Data field records · 2026 survey

Illinois Well Data › St. Clair County › Dupo (62239)

Dupo, IL (62239): well depth, water level & drilling cost

✓ 129 ISGS records · St. Clair County

345 ftmedian well depth
104 ft–456 fttypical depth range
—median static water level
2 gpmmedian yield (70 tests)

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How deep are wells in and around Dupo (62239), Illinois?

The median drilled well depth in and around Dupo (62239) is 345 ft, based on 126 wells with recorded depths in the state ISGS database. Half fall between 104 ft and 456 ft; 90% are shallower than 547 ft.

How much does it cost to drill a well in and around Dupo (62239)?

Applying published per-foot rates to the local median depth of 345 ft: drilling and casing alone typically runs $8,625–$22,425; a complete system including pump, pressure tank, and hookup typically runs $20,700–$34,500. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Dupo (62239)?

Few static water level measurements are recorded for this area.

Drilled depth distribution

0–50 ft 8 50–100 ft 20 100–150 ft 11 150–200 ft 2 200–300 ft 13 300–400 ft 20 400–600 ft 48 600+ ft 4
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Part of St. Clair 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.