Best well drillers in Greene County, Illinois
Not a pay-to-play list: these are the 48 drilling companies with wells on record in Greene County, ranked by wells actually drilled here — 631 logged wells in the Illinois State Geological Survey water well records (records as of 2026-08-20). Every number links back to the public record.
Ranked by wells drilled in Greene County since 2016 (then all-time), from the full ISGS record. A ★ marks a featured sponsor — sponsors must appear in the county record to be listed, and the ranking below them is never reordered.
Who drills the most wells in Greene County?
Erwin, James R. has drilled the most Greene County wells in the recent record — 4 since 2016, 4 in the county all-time.
How many well drilling companies work in Greene County?
48 companies in the ISGS record have drilled wells in Greene County; 6 of them have drilled somewhere in Illinois since 2022. Smaller operators below the record threshold may also serve the area.
How deep is a typical well in Greene County?
The median drilled depth in Greene County is 64 ft, based on 685 recorded wells. Depths, water levels, and yields are on the Greene County wells page.
Well depths, static water levels, tested yields, and drilling cost estimates for this county live on the Greene County wells page.
Free for property owners. We route your request only to licensed drillers who actually file well logs in Greene County — never sold elsewhere.
Drill in Greene County?
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Claim your profileFree to claim · built from ISGS public well-log records.