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 76 drilling companies with wells on record in Chouteau County, ranked by wells actually drilled here — 1,188 logged wells in Montana Bureau of Mines and Geology Ground Water Information Center (GWIC) (records as of 2026-07-27). Every number links back to the public record.

76companies on record
29active since 2022
1,188wells 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 1,071
4 HI-Line Drilling Inc. 15 261 1,575
5 Thomas, Dean, And Hoskins, Inc. 13 14 74
6 Central Drilling Inc. 10 12 1,101
7 Boland Drilling 9 61 1,807
8 Aquasource Inc. LLC 9 13 497
9 Haz Tech Drilling Inc. 8 8 2,135
10 Western Water Wells 3 3 1,146
11 Jacobson Drilling 2 7 606
12 Corveau Drilling 2 2 141
13 Bertram Drilling Inc. 1 1 748
14 HL Ventures LLC 1 1 193
15 Pirtz Waterworx LLC 1 1 62
16 Hole World Consulting LLC 1 1 43
17 Water System Drilling Inc. 1 1 30
18 Parker Drilling 58 100
19 Keup 39 47
20 Hickel & Tooke Drilling Co. 26 569
21 Scott Brown 26 354
22 MT Bureau OF Mines & Geology 24 620
23 Boart Longyear Company 24 96
24 Thatcher Drilling Co. 22 362
25 Byrne 21 1,232
26 Parker 20 33
27 Simpson 18 124
28 MT Dept OF Transportation 17 5,869
29 Poverty Drilling 15 992
30 Briggs Drilling 15 381
31 Pickett 14 347
32 Tcd 14 41
33 MT Salinity 12 222
34 Maxim Technologies 11 491
35 Delta 10 89
36 Atlatl Inc. 9 86
37 A & G Drilling Inc. 8 173
38 Okeefe Drilling Co. 7 8,849
39 Rafferty 7 193
40 Gordon Drilling Inc. 6 1,128
41 Simpson Drilling Co. 6 354
42 Brown 6 247
43 Jbr Environmental Consultants 6 72
44 Hand 5 63
45 MT Dept OF Highways 5 55
46 Debuff Drilling 4 443
47 Nicka Well Drilling 4 160
48 Bray 4 30
49 SK Geotechnical Co. 3 434
50 Pat Byrne Drilling Inc. 3 440
51 Anderson Drilling 3 1,057
52 Murrays Well Service 3 376
53 American Drilling & Supply 2 3,867
54 Eagle Drilling And Pump Service 2 830
55 Aaaa Water Well Drilling Inc. 2 769
56 Singley Drilling 2 835
57 Davis Drilling 2 385
58 Jennings Drilling Co. 2 248
59 Sommer 2 131
60 Sure Water Drilling 2 125
61 Aqua Source 2 117
62 Taylor 2 88
63 Red Tiger Drilling 1 3,139
64 AK Drilling Inc. 1 1,288
65 Bridger Drilling Inc. 1 2,382
66 Hansen Environmental Drilling 1 1,195
67 MT Poverty Water Well Drilling 1 408
68 Hillman Drilling 1 2,321
69 Dept OF Transportation 1 527
70 Krass Drilling & Pump Service 1 263
71 Western 1 202
72 Franklin 1 162
73 Smith Drilling 1 120
74 Schmidt 1 114
75 Four Star Drilling 1 87
76 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?

76 companies in the GWIC record have drilled wells in Chouteau County; 29 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 2,447 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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