Montana Well Data field records · 2026 survey

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Best well drillers in Chouteau County, Montana

Not a pay-to-play list: these are the 77 drilling companies with wells on record in Chouteau County, ranked by wells actually drilled here — 1,189 logged wells in Montana Bureau of Mines and Geology Ground Water Information Center (GWIC) (records as of 2026-08-24). Every number links back to the public record.

77companies on record
30active since 2022
1,189wells in county record
#CompanyIn Chouteau Co. since 2016All-time in countyStatewide
1 Montana Salinity Control Association 113 234 2,583
2 Montana Highway Dept. 31 31 370
3 Aquasource Drilling LLC 27 28 1,084
4 HI-Line Drilling Inc. 15 261 1,585
5 Thomas, Dean, And Hoskins, Inc. 13 14 74
6 Central Drilling Inc. 10 12 1,106
7 Boland Drilling 9 61 1,814
8 Aquasource Inc. LLC 9 13 497
9 Haz Tech Drilling Inc. 8 8 2,135
10 Western Water Wells 3 3 1,159
11 Jacobson Drilling 2 7 608
12 Corveau Drilling 2 2 141
13 Bertram Drilling Inc. 1 1 766
14 406 Water Wells, LLC 1 1 198
15 HL Ventures LLC 1 1 193
16 Pirtz Waterworx LLC 1 1 62
17 Hole World Consulting LLC 1 1 43
18 Water System Drilling Inc. 1 1 30
19 Parker Drilling 58 100
20 Keup 39 47
21 Hickel & Tooke Drilling Co. 26 569
22 Scott Brown 26 354
23 MT Bureau OF Mines & Geology 24 620
24 Boart Longyear Company 24 96
25 Thatcher Drilling Co. 22 362
26 Byrne 21 1,232
27 Parker 20 33
28 Simpson 18 124
29 MT Dept OF Transportation 17 5,869
30 Poverty Drilling 15 992
31 Briggs Drilling 15 381
32 Pickett 14 347
33 Tcd 14 41
34 MT Salinity 12 222
35 Maxim Technologies 11 491
36 Delta 10 89
37 Atlatl Inc. 9 86
38 A & G Drilling Inc. 8 173
39 Okeefe Drilling Co. 7 8,856
40 Rafferty 7 193
41 Gordon Drilling Inc. 6 1,128
42 Simpson Drilling Co. 6 354
43 Brown 6 247
44 Jbr Environmental Consultants 6 72
45 Hand 5 63
46 MT Dept OF Highways 5 55
47 Debuff Drilling 4 443
48 Nicka Well Drilling 4 160
49 Bray 4 30
50 SK Geotechnical Co. 3 434
51 Pat Byrne Drilling Inc. 3 441
52 Anderson Drilling 3 1,057
53 Murrays Well Service 3 376
54 American Drilling & Supply 2 3,867
55 Eagle Drilling And Pump Service 2 833
56 Aaaa Water Well Drilling Inc. 2 770
57 Singley Drilling 2 836
58 Davis Drilling 2 385
59 Jennings Drilling Co. 2 248
60 Sommer 2 131
61 Sure Water Drilling 2 125
62 Aqua Source 2 117
63 Taylor 2 88
64 Red Tiger Drilling 1 3,149
65 AK Drilling Inc. 1 1,297
66 Bridger Drilling Inc. 1 2,384
67 Hansen Environmental Drilling 1 1,195
68 MT Poverty Water Well Drilling 1 408
69 Hillman Drilling 1 2,321
70 Dept OF Transportation 1 527
71 Krass Drilling & Pump Service 1 263
72 Western 1 202
73 Franklin 1 162
74 Smith Drilling 1 120
75 Schmidt 1 114
76 Four Star Drilling 1 87
77 Ulrich 1 35

Ranked by wells drilled in Chouteau County since 2016 (then all-time), from the full GWIC 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 Chouteau County?

Montana Salinity Control Association has drilled the most Chouteau County wells in the recent record — 113 since 2016, 234 in the county all-time.

How many well drilling companies work in Chouteau County?

77 companies in the GWIC record have drilled wells in Chouteau County; 30 of them have drilled somewhere in Montana since 2022. Smaller operators below the record threshold may also serve the area.

How deep is a typical well in Chouteau County?

The median drilled depth in Chouteau County is 39 ft, based on 2,448 recorded wells. Depths, water levels, and yields are on the Chouteau County wells page.

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

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