Best well drillers in Oliver County, North Dakota
Not a pay-to-play list: these are the 38 drilling companies with wells on record in Oliver County, ranked by wells actually drilled here — 806 logged wells in the North Dakota Department of Water Resources drillers log file (records as of 2026-08-25). Every number links back to the public record.
Ranked by wells drilled in Oliver County since 2016 (then all-time), from the full ND DWR 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 Oliver County?
Opp Well Drilling has drilled the most Oliver County wells in the recent record — 23 since 2016, 359 in the county all-time.
How many well drilling companies work in Oliver County?
38 companies in the ND DWR record have drilled wells in Oliver County; 15 of them have drilled somewhere in North Dakota since 2022. Smaller operators below the record threshold may also serve the area.
Log counts, drilling dates, and the full driller ranking for this county live on the Oliver County wells page.
Free for property owners. We route your request only to licensed drillers who actually file well logs in Oliver County — never sold elsewhere.
Drill in Oliver County?
If your company is on this list, your profile is free to claim — confirm your details and add your contact information so Oliver County property owners reach you directly.
Claim your profileFree to claim · built from ND DWR public well-log records.