⟁ Colorado Well Data field records · 2026 survey

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Best well drillers in Adams County, Colorado

Not a pay-to-play list: these are the 174 drilling companies with wells on record in Adams County, ranked by wells actually drilled here — 8,558 logged wells in the Colorado Division of Water Resources (DWR) well permit database (records as of 2026-10-12). Every number links back to the public record.

174companies on record
43active since 2022
8,558wells in county record
#CompanyIn Adams Co. since 2016All-time in countyStatewide
1 Crandall Drilling & Pump Service 430 1,270 3,578
2 Kelley Dewatering And Construction Company 88 100 538
3 Kunau Drilling LLC 32 58 7,197
4 Trident Drilling LLC 27 31 97
5 Layne, Christensen Co. 19 265 1,963
6 Can-America Drilling, Inc. 18 328 5,159
7 Hydro Resources 18 23 307
8 Schaal Drilling Co. 15 17 2,203
9 Glover's Drilling 14 179 913
10 Dallas D. Werner 14 25 437
11 Canfield Drilling Company 13 165 3,439
12 Winegar Well Service 9 10 169
13 Hamacher Well Works Inc. 8 139 10,447
14 Trinity Water Solutions, LLC 8 8 61
15 Quality Well & Pump LLC 6 13 702
16 Sargent Irrigation Company 6 8 111
17 Wellstone Services, LLC 5 5 583
18 Vine Laboratories, Inc. 4 17 167
19 High Desert Irrigation LLC 4 9 1,942
20 Environmental Works Inc. 3 4 50
21 Daniel E. Callahan 2 35 37
22 Grosch Irrigation Co. Inc. 2 6 210
23 Authentic Drilling 2 3 281
24 Ingram Drilling Inc. 2 2 5,076
25 Alpine Remediation, Inc. 2 2 84
26 Layne A Granite Company 2 2 35
27 Arrow Drilling 1 42 2,709
28 Terracon Consultants Inc. 1 42 391
29 Parker Drilling/Pump Service Inc. 1 25 2,530
30 Layne Environmental 1 16 86
31 Joe Felton & Son Drilling 1 4 43
32 American Drilling Service 1 1 3,555
33 Newbanks Pump Inc. 1 1 498
34 Downey Drilling Inc. 1 1 70
35 Prosonic Corporation 1 1 59
36 John's Drilling Inc. — 679 1,460
37 Don Eastwood Drilling Inc. — 639 1,672
38 Roger Schocke Well Drlg. Inc. — 524 1,230
39 Holden & Holden — 329 1,000
40 K. L. Rutt Company — 326 520
41 Boyles Bros. Drilling Co. — 205 1,088
42 Adams City Mfg. Co. — 168 254
43 Ground Exploration LLC — 144 1,454
44 Waneka & Son Drilling — 139 890
45 Eastwood Drilling — 130 1,739
46 Reaksecker Well Drilling — 111 1,435
47 Paine's Pump & Repair — 107 244
48 Layne Western Company Inc. — 101 659
49 Wesley Runyon Drilling Co. — 101 378
50 Crandall's Look-N-Good Drilling — 99 292
51 Crandall Drlg. & Trenching Inc. — 96 325
52 Ivan Spath — 95 102
53 Schocke Drilling — 91 233
54 Olin J Thompson — 88 183
55 Glenn A. Clement — 85 1,297
56 C R Koogle — 84 257
57 Leslie George Canfield — 83 2,170
58 High Plains Drilling — 79 688
59 James Drilling Company — 77 6,736
60 Dreiling Drilling Co. Inc. — 71 1,083
61 Hier Drilling Co. Inc. — 70 9,664
62 Lesh Drilling Inc. — 68 2,470
63 Bomareto Pump And Equipment Company LLC — 67 234
64 L E Bundy — 56 67
65 Western Well Drilling Inc. — 44 113
66 William D Glenn — 41 110
67 Drilling Engineers Inc. — 39 553
68 Wiggins Irrigation & Agri Serv — 39 296
69 Corbett W Mabes — 33 47
70 Henkle Drillng & Supply Co.inc — 30 384
71 Marc Haes — 28 80
72 R & R Well & Pump Inc. — 23 630
73 King Drilling LLC — 21 39
74 United States Geological Survey — 20 96
75 Virginia Drilling Co. Inc. — 19 2,167
76 Bernard Drilling Co. — 17 696
77 Howard C Bainbridge — 16 64
78 Schmitt Drilling Co. — 15 621
79 Downey & Jaramio Well Drlg. — 15 89
80 Edgar H Boone — 15 40
81 Ryan Drilling & Dev. — 15 29
82 Robert A. Jackson — 14 284
83 Townley Drilling — 13 755
84 Vista Geoscience — 13 72
85 Mosher Drilling — 13 31
86 Meredith Drilling Co. — 12 164
87 Dean's Well Service — 12 47
88 Circle M Drilling — 12 25
89 DL Drilling LLC — 11 237
90 Boone Service — 11 102
91 Milburn W Schoene — 11 62
92 Harry D Christensen — 10 173
93 Bert D Downey — 10 74
94 Stewart Drilling Co. — 9 2,007
95 Clibon Drilling Co. — 9 77
96 Denver Pump Company — 9 62
97 Oliver Well Works — 8 465
98 Adams Water Well Drilling — 8 433
99 Western Star Drilling Co. — 8 94
100 A. E. Crandall & Sons — 7 205
101 Don W. Thompson Drillng & Pump — 7 191
102 Tanton Bros. Drilling — 7 118
103 Goodson & Associates — 7 73
104 Eugene Wheeler — 6 334
105 Wayne Cummins Well Works — 6 218
106 Cascade Drilling, LP — 5 70
107 Aspen Drilling Company Inc. — 5 2,648
108 Fred Pearson Water Pump Svc. — 5 294
109 Hackworth Drilling Inc. — 5 188
110 William F Burks — 5 57
111 James Storm — 4 1,117
112 Worosello Drilling Inc. — 4 945
113 Johnson Well And Irrigation — 4 47
114 Pro Well & Pump — 3 615
115 James E Leatherman — 3 278
116 Aragon Drilling Co. — 3 205
117 Marshall Drilling — 3 197
118 Jake T Glaspie — 3 103
119 Taylor Exploration Co. — 3 51
120 Herbert G Coy — 3 40
121 Shelton Drilling Corporation — 2 6,161
122 Nwp Drilling & Consulting — 2 634
123 Walton, — 2 2,156
124 Hersh & Son Well Drilling Inc. — 2 2,015
125 V. J. Stewart Drilling Co. — 2 1,156
126 O.k. Hamacher Well Works — 2 393
127 Hasz Energy & Development Co. — 2 329
128 Rupp Drilling Co., Inc. — 2 226
129 Domestic Water Consultants Inc. — 2 129
130 Ormsbee Development Co. — 2 120
131 Western Clean UP Corp — 2 58
132 Traugott Drilling Co. — 2 55
133 Earl Beegles — 2 55
134 Hill Depriest — 2 46
135 Heersink Drilling — 1 1,819
136 Golden Eagle Drilling Corporation — 1 3,981
137 Finney Drilling — 1 1,283
138 Dak Drilling LLC — 1 1,696
139 Living Water Systems Inc. — 1 3,572
140 Bob Williams Drilling Co. — 1 3,521
141 Ground Water Systems Inc. — 1 3,481
142 M & B Drilling Co. — 1 2,291
143 Norris & Sons — 1 1,573
144 Stan's Drilling — 1 1,365
145 Alpine Drilling & Pump Co. — 1 980
146 Bernard Storm — 1 536
147 George Stewart — 1 488
148 Jim Feighny & Sons — 1 446
149 Ernest C Young — 1 445
150 Haggard Drilling Inc. — 1 373
151 Mcaninch — 1 330
152 Charles Sargent Irrigation Co. Inc. — 1 296
153 Repp's Inc. — 1 204
154 Norris Brothers — 1 183
155 Paul Fletcher Drilling Co. — 1 179
156 Foster Drilling — 1 150
157 E F Holman — 1 97
158 Country Well & Pump Co. — 1 75
159 Newmyer Development Co. — 1 67
160 Camp Drilling Co. — 1 66
161 Sidney Lilly D. — 1 63
162 Rumberg Inc. — 1 54
163 A Dbl R Well Service — 1 52
164 H W Collins — 1 45
165 Golden Drilling Inc. — 1 40
166 Peavler Drilling — 1 38
167 Crandall Bros. — 1 37
168 Gary M. Vallas — 1 37
169 Jim Keaton Drilling Co. — 1 34
170 L V Eiserman — 1 31
171 Plains Drilling Co. — 1 30
172 Robinson Well Service — 1 26
173 Norman Cline Well Drilling — 1 26
174 Ken Thatcher — 1 26

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

Crandall Drilling & Pump Service has drilled the most Adams County wells in the recent record — 430 since 2016, 1,270 in the county all-time.

How many well drilling companies work in Adams County?

174 companies in the DWR record have drilled wells in Adams County; 43 of them have drilled somewhere in Colorado since 2022. Smaller operators below the record threshold may also serve the area.

How deep is a typical well in Adams County?

The median drilled depth in Adams County is 53 ft, based on 24,075 recorded wells. Depths, water levels, and yields are on the Adams County wells page.

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

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