⟁ Illinois Well Data field records · 2026 survey

Illinois Well Data › Mclean County › Saybrook (61770)

Saybrook, IL (61770): well depth, water level & drilling cost

✓ 111 ISGS records · Mclean County

184 ftmedian well depth
59 ft–244 fttypical depth range
—median static water level
20 gpmmedian yield (69 tests)

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How deep are wells in and around Saybrook (61770), Illinois?

The median drilled well depth in and around Saybrook (61770) is 184 ft, based on 110 wells with recorded depths in the state ISGS database. Half fall between 59 ft and 244 ft; 90% are shallower than 282 ft.

How much does it cost to drill a well in and around Saybrook (61770)?

Applying published per-foot rates to the local median depth of 184 ft: drilling and casing alone typically runs $4,600–$11,960; a complete system including pump, pressure tank, and hookup typically runs $11,040–$18,400. Actual quotes depend on site access, geology, and casing requirements.

What is the static water level in and around Saybrook (61770)?

Few static water level measurements are recorded for this area.

Drilled depth distribution

0–50 ft 21 50–100 ft 20 100–150 ft 8 150–200 ft 11 200–300 ft 42 300–400 ft 7 400–600 ft 1 600+ ft 0
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Part of Mclean 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.