Montana Well Data field records · 2026 survey

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Best well drillers in Blaine County, Montana

Not a pay-to-play list: these are the 50 drilling companies with wells on record in Blaine County, ranked by wells actually drilled here — 1,050 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.

50companies on record
20active since 2022
1,050wells in county record
#CompanyIn Blaine Co. since 2016All-time in countyStatewide
1 HI-Line Drilling Inc. 49 183 1,575
2 MT Dept OF Transportation 30 125 5,869
3 Hickel Drilling 19 23 30
4 Jacobson Drilling 8 82 606
5 Aquasource Drilling LLC 8 8 1,071
6 Petrie Pump & Drilling 6 88 621
7 Olympus Technical Services 6 6 175
8 Boland Drilling 5 11 1,807
9 Montana Salinity Control Association 4 8 2,583
10 West Central Environmental Consultants 4 4 291
11 Hickel & Tooke Drilling Co. 1 211 569
12 Singley Drilling 1 2 835
13 OH Well Drilling And Pump 1 1 878
14 Montana Highway Dept. 1 1 370
15 Simpson Drilling Co. 73 354
16 Billmayer Drilling 44 3,225
17 Warburton Drilling 37 37
18 Schmidt 18 114
19 Simpson 14 124
20 Hansen Environmental Drilling 13 1,195
21 Esd Inc. 10 284
22 Krass Drilling & Pump Service 10 263
23 Maxim Technologies 9 491
24 Terracon 8 122
25 Haz Tech Drilling Inc. 7 2,135
26 MT Bureau OF Mines & Geology 7 620
27 Sharp Drilling Inc. 5 772
28 Sommer 4 131
29 Amec Geomatrix Inc. 4 31
30 Preston Drilling 3 1,000
31 Mark Adair Drilling 3 844
32 Johnson Water Well Service 3 275
33 Joe Johnson Drilling 3 126
34 Cascade Drilling LP 2 716
35 Briggs Drilling 2 381
36 Water Well Services Inc. 2 323
37 Chen-Northern, Inc. 2 205
38 Harlan Jones Drilling 2 30
39 Aquasource Inc. LLC 1 497
40 Water & Environmental Technologies 1 110
41 Sudan Drilling 1 1,984
42 Anderson Drilling 1 1,057
43 Brazill Drilling 1 674
44 Johnson 1 658
45 Debuff Drilling 1 443
46 Murrays Well Service 1 376
47 Eaton Drilling Co. 1 299
48 Jbr Environmental Consultants 1 72
49 SB RL 1 63
50 Nelson 1 53

Ranked by wells drilled in Blaine 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 Blaine County?

HI-Line Drilling Inc. has drilled the most Blaine County wells in the recent record — 49 since 2016, 183 in the county all-time.

How many well drilling companies work in Blaine County?

50 companies in the GWIC record have drilled wells in Blaine County; 20 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 Blaine County?

The median drilled depth in Blaine County is 77 ft, based on 1,842 recorded wells. Depths, water levels, and yields are on the Blaine County wells page.

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

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