⟁ Illinois Well Data field records · 2026 survey

Illinois Well Data › Knox County › Saint Augustine (61474)

Saint Augustine, IL (61474): well depth, water level & drilling cost

✓ 83 ISGS records · Knox County

225 ftmedian well depth
142 ft–295 fttypical depth range
—median static water level
9 gpmmedian yield (73 tests)

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How deep are wells in and around Saint Augustine (61474), Illinois?

The median drilled well depth in and around Saint Augustine (61474) is 225 ft, based on 79 wells with recorded depths in the state ISGS database. Half fall between 142 ft and 295 ft; 90% are shallower than 341 ft.

How much does it cost to drill a well in and around Saint Augustine (61474)?

Applying published per-foot rates to the local median depth of 225 ft: drilling and casing alone typically runs $5,625–$14,625; a complete system including pump, pressure tank, and hookup typically runs $13,500–$22,500. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Saint Augustine (61474)?

Few static water level measurements are recorded for this area.

Drilled depth distribution

0–50 ft 1 50–100 ft 9 100–150 ft 10 150–200 ft 9 200–300 ft 31 300–400 ft 12 400–600 ft 4 600+ ft 3
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Part of Knox 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.