⟁ Illinois Well Data field records · 2026 survey

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Best well drillers in Jo Daviess County, Illinois

Not a pay-to-play list: these are the 61 drilling companies with wells on record in Jo Daviess County, ranked by wells actually drilled here — 2,376 logged wells in the Illinois State Geological Survey water well records (records as of 2026-10-12). Every number links back to the public record.

61companies on record
10active since 2022
2,376wells in county record
#CompanyIn Jo Daviess Co. since 2016All-time in countyStatewide
1 Thompson, John J. 73 295 703
2 Thompson, John 45 66 88
3 Lyons, Larry 23 484 1,197
4 Faherty, Jeff 2 25 27
5 Stoll, Austen 2 2 156
6 Schuur, Bill 1 15 836
7 Liberg, John E. 1 3 346
8 Bull Well Drilling Inc. 1 1 78
9 Lyons, Glenn L — 353 1,360
10 Coad, Floyd M. — 299 515
11 Faherty, Francis — 187 189
12 Webber, Robert Lee — 94 101
13 Bautsch, Thomas E. — 91 91
14 Thompson, Nicholas R. — 74 139
15 Miles, Edwin — 68 83
16 Martin, Jonas Willard — 58 2,422
17 Lyons G A — 33 35
18 Miles, Randolph S. — 32 32
19 Randy Roop/Jonas Martin Drlg. — 29 367
20 Galien, Vander Sam — 22 61
21 Coad Well & Pump Co. — 22 37
22 Bull, Jack D. — 21 949
23 Olson, Robert C — 11 1,010
24 Dresden, Edward L. — 7 930
25 Klint Gingerich — 7 161
26 Dirks, Michael — 5 1,165
27 Jack Bull Well & Septic — 5 274
28 Varner C W — 5 44
29 Deppe, Edward M. — 4 188
30 Albrecht, S. Dean — 4 1,880
31 Olson, Alan R. — 4 241
32 Roop, Randy/Jonas Martin Drlg. — 3 393
33 Smith, Allen E. — 3 310
34 Liberg, Patrick A. — 3 780
35 Sisson, Edward — 3 502
36 Edward M. Deppe — 3 101
37 Lyons Glen — 3 80
38 Coad Stanley M — 3 43
39 Wehling Well Works, Inc. — 2 797
40 Niffenegger, Edward L. — 2 168
41 Winslow, Edwin F. — 2 163
42 Martin, Charles Leroy — 2 134
43 John E. Liberg — 2 34
44 List, Todd — 2 29
45 Knierim, Ken/K & K Well Drlg. — 1 891
46 Matt Liberg — 1 182
47 Layne-Western Co. — 1 1,635
48 Nice, Marvin R. — 1 1,124
49 Rosenquist, Gerald Wilbur — 1 891
50 Henry, John — 1 876
51 Wehling, Wendell E. — 1 590
52 Grosch, Wayne A. — 1 545
53 Kerry, Charles M. — 1 538
54 Liberg, Steven Scott — 1 378
55 Olson Well & Pump Co. — 1 214
56 Alco Oil & Gas Corp. — 1 123
57 Joseph Allen — 1 110
58 Gingerich, Emery Duane — 1 94
59 Allen E. Smith — 1 75
60 Knierin Paul — 1 63
61 John J. Thompson — 1 27

Ranked by wells drilled in Jo Daviess 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 Jo Daviess County?

Thompson, John J. has drilled the most Jo Daviess County wells in the recent record — 73 since 2016, 295 in the county all-time.

How many well drilling companies work in Jo Daviess County?

61 companies in the ISGS record have drilled wells in Jo Daviess County; 10 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 Jo Daviess County?

The median drilled depth in Jo Daviess County is 220 ft, based on 2,994 recorded wells. Depths, water levels, and yields are on the Jo Daviess County wells page.

Well depths, static water levels, tested yields, and drilling cost estimates for this county live on the Jo Daviess County wells page.

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